CN110208055A - The test method of ruthenium content in a kind of solid containing ruthenium - Google Patents
The test method of ruthenium content in a kind of solid containing ruthenium Download PDFInfo
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- CN110208055A CN110208055A CN201910488833.XA CN201910488833A CN110208055A CN 110208055 A CN110208055 A CN 110208055A CN 201910488833 A CN201910488833 A CN 201910488833A CN 110208055 A CN110208055 A CN 110208055A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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Abstract
The invention discloses a kind of test methods of ruthenium content in solid containing ruthenium, comprising the following steps: first crushes solid containing ruthenium to be tested, milled processed, and weighs a certain amount of solid containing ruthenium as test sample；Then addition zinc powder is stirred and is uniformly placed on calcination process in porcelain crucible in the test sample, solid after roasting is added chloroazotic acid and dissolves by heating on electric furnace, liquid containing ruthenium is made, constant volume is handled after ruthenium liquid filtration washing will finally be contained, using the concentration of ruthenium in the liquid after icp analysis constant volume, the content of ruthenium in solid containing ruthenium is calculated according to the quality of liquid volume and test sample after constant volume.This method is easy to operate, and accuracy is high.
Description
Technical field:
The present invention relates to bullion content test methods, more particularly to a kind of test side of ruthenium content in solid containing ruthenium
Method.
Background technique:
Ruthenium is a kind of hard and crisp in grayish multivalence yttrium, is a member in platinum group metal, chemically
Matter is stablized, and when temperature is up to 100 DEG C, resists power including chloroazotic acid to common acid, also has to hydrofluoric acid and phosphoric acid anti-
Imperial power.And ruthenium is fabulous catalyst, for hydrogenating, in isomerization, oxidation and reforming reaction, but pure ruthenium is in the earth's crust
Reserves are fewer, usually will increase the cost of reaction in its application.
Waste material containing ruthenium is the important secondary resource of ruthenium, to reduce manufacturing cost, reduces resource consumption and the dirt to environment
Dye, it is often necessary to the ruthenium in hybrid solid is separated and recovered, in the art to the measurement of ruthenium content with regard to of crucial importance.It is common at present
Test method mainly have first using chelating resin absorption method platinum family element and gold are enriched with, resin is ashed
Afterwards, the content of ruthenium in sample is then measured.Still an alternative is that containing ruthenium for solid using zinc granule fragmentation-sodium peroxide
Material becomes solution, or solid-state material containing ruthenium is become solution using distillation separation-absorption by Hydrochloric Acid dissolution method, and then to solution
In the concentration of ruthenium tested.Although the concentration of ruthenium, can generate new in above method energy validity test solid containing ruthenium
Waste water has certain pollution to environment, and energy consumption is high, at high cost, complicated for operation.
Summary of the invention:
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of test method of ruthenium content in solid containing ruthenium,
This method is simple and effective, at low cost, without secondary pollution to environment, and accuracy is high.
To achieve the above object, the present invention adopts the following technical scheme:
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: it crushes, grinding
Ruthenium solid will be contained first and carry out pulverization process, then after the grinding of the grinder of 200 mesh, accurately weighed with assay balance
A certain amount of solid containing ruthenium is as test sample；
S2: roasting
Zinc powder is added to the solid containing ruthenium after weighing, is put into porcelain crucible after mixing evenly with glass bar, porcelain crucible is put
Enter energy saving fabric resistor kiln roasting processing, is cooled to room temperature after roasting；
S3: dissolution
Solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, chloroazotic acid is then slowly added dropwise, when being added dropwise
Stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and keeps slightly boiled shape in beaker upper cover glass surface ware in heating process
State, heat treatment, after treatment are cooled to room temperature；Liquid containing ruthenium is made；
S4: content measuring
By liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to 500ml, is adopted
With the concentration of ruthenium in the liquid after icp analysis constant volume, and counted according to the quality of liquid volume and test sample after constant volume
Calculate the content of ruthenium in solid containing ruthenium.
As a preferred embodiment of the above technical solution, in step S2, the zinc powder being added into the solid containing ruthenium after weighing, need into
Then row milled processed crosses 150 meshes.
As a preferred embodiment of the above technical solution, in step S2, the mass ratio of zinc powder and the weighed solid containing ruthenium is (1-2):
1, further preferably 2:1.
As a preferred embodiment of the above technical solution, in step S2, porcelain crucible will be put at energy saving fabric resistor kiln roasting
Maturing temperature when reason is 400-450 DEG C, further preferably 430 DEG C, calcining time 1.5-3.5h, and preferably 2.5h.
As a preferred embodiment of the above technical solution, in step S2, porcelain crucible will be put at energy saving fabric resistor kiln roasting
Maturing temperature when reason is 800 DEG C, calcining time 2.5h.
As a preferred embodiment of the above technical solution, in step S3, the chloroazotic acid be by mass concentration be 31% hydrochloric acid and
The nitric acid that mass concentration is 65% is mixed according to the ratio that volume ratio is 1:3.
As a preferred embodiment of the above technical solution, in step S3, the amount ratio of chloroazotic acid and the solid containing ruthenium after calcination process is
(1-3) L:1kg.
As a preferred embodiment of the above technical solution, in step S3, the power that electric furnace is set when heating on electric furnace is placed the beaker
For 1KW, slight boiling condition dissolution process 15min is kept.
The invention has the following advantages:
The present invention will contain ruthenium solid crush, milled processed, then the baking mixed processing of itself and zinc powder is melted, and plus
Enter chloroazotic acid carry out dissolution process be made liquid containing ruthenium, by constant volume after its filtration washing, then use icp analysis method to constant volume after
Liquid containing ruthenium carries out the detection processing of ruthenium content, and measures containing for ruthenium in liquid containing ruthenium according to the volume of the liquid containing ruthenium after constant volume
Amount, and then according to the content of ruthenium in the Mass Calculation of test sample out solid containing ruthenium, this method is easy to operate, and accuracy is high, at
This is low.
Specific embodiment:
For a better understanding of the present invention, below by embodiment, the present invention is further described, and embodiment is served only for solving
The present invention is released, any restriction will not be constituted to the present invention.
The invention discloses a kind of test methods of ruthenium content in solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: zinc powder is added to the solid containing ruthenium after weighing, is put into porcelain crucible after mixing evenly with glass bar, by porcelain crucible
It is put into energy saving fabric resistor kiln roasting processing, is cooled to room temperature after roasting；
Zinc powder needs are ground in above-mentioned steps, and cross 150 meshes, the quality of zinc powder and the weighed solid containing ruthenium
Than for (1-2): 1, further preferably 2:1；And the limit temperature of calcination process is 400-450 DEG C, and limits calcining time
For 1.5-3.5h；Further limiting maturing temperature is 430 DEG C, calcining time 2.5h；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and keeps micro- in beaker upper cover glass surface ware in heating process
Boiling state, heat treatment, after treatment are cooled to room temperature；Liquid containing ruthenium is made；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is (1-2) L:
1kg；
In addition, the power for placing the beaker setting electric furnace when heating on electric furnace is 1KW, protected in beaker upper cover glass surface ware
Hold slight boiling condition, dissolution process 15min；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
The content calculation formula of ruthenium in solid containing ruthenium are as follows:
Specific embodiment is as follows:
Embodiment 1
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: to the zinc powder of 150 mesh of addition of solid containing ruthenium after weighing, the mass ratio of zinc powder and the solid containing ruthenium is 1:1, is added
Mixed-powder is put into porcelain crucible with glass bar after mixing evenly afterwards, porcelain crucible is put into energy saving fabric resistor furnace 430
Calcination process 2.5h in DEG C is cooled to room temperature after roasting；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and the power of setting electric furnace is 1KW when heating, in heating process
Slight boiling condition, dissolution process 15min are kept in beaker upper cover glass surface ware, after treatment is cooled to room temperature；It is made and contains ruthenium
Liquid；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is 1L:1kg；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
Embodiment 2
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: to the zinc powder of 150 mesh of addition of solid containing ruthenium after weighing, the mass ratio of zinc powder and the solid containing ruthenium is 2:1, is added
Mixed-powder is put into porcelain crucible with glass bar after mixing evenly afterwards, porcelain crucible is put into energy saving fabric resistor furnace 430
Calcination process 1.5h in DEG C is cooled to room temperature after roasting；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and the power of setting electric furnace is 1KW when heating, in heating process
Slight boiling condition, dissolution process 15min are kept in beaker upper cover glass surface ware, after treatment is cooled to room temperature；It is made and contains ruthenium
Liquid；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is 2L:1kg；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
Embodiment 3
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: to the zinc powder of 150 mesh of addition of solid containing ruthenium after weighing, the mass ratio of zinc powder and the solid containing ruthenium is 3:1, is added
Mixed-powder is put into porcelain crucible with glass bar after mixing evenly afterwards, porcelain crucible is put into energy saving fabric resistor furnace 430
Calcination process 2h in DEG C is cooled to room temperature after roasting；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and the power of setting electric furnace is 1KW when heating, in heating process
Slight boiling condition, dissolution process 15min are kept in beaker upper cover glass surface ware, after treatment is cooled to room temperature；It is made and contains ruthenium
Liquid；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is 3L:1kg；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
Embodiment 4
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: to the zinc powder of 150 mesh of addition of solid containing ruthenium after weighing, the mass ratio of zinc powder and the solid containing ruthenium is 4:1, is added
Mixed-powder is put into porcelain crucible with glass bar after mixing evenly afterwards, porcelain crucible is put into energy saving fabric resistor furnace 900
Calcination process 2.5h in DEG C is cooled to room temperature after roasting；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and the power of setting electric furnace is 1KW when heating, in heating process
Slight boiling condition, dissolution process 15min are kept in beaker upper cover glass surface ware, after treatment is cooled to room temperature；It is made and contains ruthenium
Liquid；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is 4L:1kg；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
Embodiment 5
The test method of ruthenium content in a kind of solid containing ruthenium, comprising the following steps:
S1: solid containing ruthenium to be tested is subjected to pulverization process first, then after the grinding of the grinder of 200 mesh, with analysis
Balance accurately weighs a certain amount of solid containing ruthenium, is denoted as m1, as test sample；
S2: to the zinc powder of 150 mesh of addition of solid containing ruthenium after weighing, the mass ratio of zinc powder and the solid containing ruthenium is 5:1, is added
Mixed-powder is put into porcelain crucible with glass bar after mixing evenly afterwards, porcelain crucible is put into energy saving fabric resistor furnace 800
Calcination process 2.5h in DEG C is cooled to room temperature after roasting；
S3: the solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, and chloroazotic acid, side drop is then slowly added dropwise
Edged stirring, places the beaker on electric furnace after completion of dropwise addition and heats, and the power of setting electric furnace is 1KW when heating, in heating process
Slight boiling condition, dissolution process 15min are kept in beaker upper cover glass surface ware, after treatment is cooled to room temperature；It is made and contains ruthenium
Liquid；
In above-mentioned steps chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid according to body
Product is than being that the ratio of 1:3 is mixed, and when dissolution, the amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is 5L:1kg；
S4: by liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to
500ml, using the concentration n of ruthenium in the liquid after icp analysis constant volume, and according to the liquid volume v and test sample after constant volume
Quality m1To calculate the content of ruthenium in solid containing ruthenium.
Although specific embodiments of the present invention are described, many other forms of the invention and change
Change will be apparent to those skilled in the art.It should be understood that appended claims and the present invention usually cover the present invention very
All these apparent forms and change in real spirit and scope.
Claims (10)
1. the test method of ruthenium content in a kind of solid containing ruthenium, which comprises the following steps:
S1: it crushes, grinding
Ruthenium solid will be contained first and carry out pulverization process, then after the grinding of the grinder of 200 mesh, accurately weighed centainly with assay balance
The solid containing ruthenium of amount is as test sample；
S2: roasting
Zinc powder is added to the solid containing ruthenium after weighing, is put into porcelain crucible after mixing evenly with glass bar, porcelain crucible is put into section
Energy fabric resistor kiln roasting processing, is cooled to room temperature after roasting；
S3: dissolution
Solid containing ruthenium after above-mentioned calcination process is added in 500ml beaker, chloroazotic acid is then slowly added dropwise, is stirred when being added dropwise
It mixes, places the beaker after completion of dropwise addition and heated on electric furnace, keep slight boiling condition in beaker upper cover glass surface ware in heating process,
Heat treatment, after treatment are cooled to room temperature；Liquid containing ruthenium is made；
S4: content measuring
By liquid containing ruthenium obtained above after being filtered, washed, filtrate is heated in volumetric flask, is settled to 500ml, is used
The concentration of ruthenium in liquid after icp analysis constant volume, and calculated according to the quality of liquid volume and test sample after constant volume
Out in solid containing ruthenium ruthenium content.
2. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S2,
The zinc powder being added into the solid containing ruthenium after weighing needs to be ground, and then crosses 150 meshes.
3. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S2,
The mass ratio of zinc powder and the weighed solid containing ruthenium is (1-2): 1.
4. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 3, which is characterized in that in step S2,
The mass ratio of the zinc powder and the weighed solid containing ruthenium is 2:1.
5. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S2,
It is 400-450 DEG C by maturing temperature when porcelain crucible is put into the processing of energy saving fabric resistor kiln roasting, calcining time 1.5-
3.5h。
6. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 5, which is characterized in that in step S2,
It is 450 DEG C by maturing temperature when porcelain crucible is put into the processing of energy saving fabric resistor kiln roasting, calcining time 2.5h.
7. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S3,
The chloroazotic acid be 31% by mass concentration hydrochloric acid and mass concentration be 65% nitric acid mixed according to the ratio that volume ratio is 1:3
Conjunction is made.
8. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S3,
The amount ratio of the solid containing ruthenium after chloroazotic acid and calcination process is (1-3) L:1kg.
9. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 8, which is characterized in that in step S3,
The rate of addition of the chloroazotic acid is 2-3L/h.
10. the test method of ruthenium content in a kind of solid containing ruthenium according to claim 1, which is characterized in that in step S3,
The power for placing the beaker setting electric furnace when heating on electric furnace is 1KW, keeps slight boiling condition dissolution process 15min.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136954A (en) * | 2021-11-30 | 2022-03-04 | 蜂巢能源科技有限公司 | Method for testing content of metal foreign matters in lithium ion battery diaphragm |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082951A (en) * | 2006-09-28 | 2008-04-10 | Dowa Holdings Co Ltd | Method for quantitatively determining impurity in ruthenium hydroxide |
| CN102323327A (en) * | 2011-06-15 | 2012-01-18 | 中国地质科学院矿产综合利用研究所 | Method for measuring inductively coupled plasma mass spectrum by carrying out microwave digestion on platinum group element antimony |
| CN108169216A (en) * | 2017-12-29 | 2018-06-15 | 清远先导材料有限公司 | The assay method of platinum family element in metallurgical material |
-
2019
- 2019-06-11 CN CN201910488833.XA patent/CN110208055A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082951A (en) * | 2006-09-28 | 2008-04-10 | Dowa Holdings Co Ltd | Method for quantitatively determining impurity in ruthenium hydroxide |
| CN102323327A (en) * | 2011-06-15 | 2012-01-18 | 中国地质科学院矿产综合利用研究所 | Method for measuring inductively coupled plasma mass spectrum by carrying out microwave digestion on platinum group element antimony |
| CN108169216A (en) * | 2017-12-29 | 2018-06-15 | 清远先导材料有限公司 | The assay method of platinum family element in metallurgical material |
Non-Patent Citations (2)
| Title |
|---|
| 《贵金属生产技术实用手》编委会: "《贵金属生产技术实用手册 下册》", 31 January 2011, 冶金工业出版社 * |
| 林平 等: "电感耦合等离子质谱法测定地质", 《江西师范大学学报（自然科学版）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136954A (en) * | 2021-11-30 | 2022-03-04 | 蜂巢能源科技有限公司 | Method for testing content of metal foreign matters in lithium ion battery diaphragm |
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