CN104568914A - Inductively coupled plasma atomic emission spectrometry for determining silicone, phosphorus, manganese and titanium in aluminum iron alloy - Google Patents
Inductively coupled plasma atomic emission spectrometry for determining silicone, phosphorus, manganese and titanium in aluminum iron alloy Download PDFInfo
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- CN104568914A CN104568914A CN201310517136.5A CN201310517136A CN104568914A CN 104568914 A CN104568914 A CN 104568914A CN 201310517136 A CN201310517136 A CN 201310517136A CN 104568914 A CN104568914 A CN 104568914A
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Abstract
The invention discloses an inductively coupled plasma atomic emission spectrometry (ICP-AES) for determining silicone, phosphorus, manganese and titanium in an aluminum iron alloy, an analysis condition for determining silicone, phosphorus, manganese and titanium in the aluminum iron alloy by use of the ICP-AES is investigated and a determination method is built. An aluminum iron alloy sample is decomposed by hydrochloric acid, nitric acid and hydrofluoric acid, and silicone, phosphorus, manganese and titanium in a test solution are determined by adopting the ICP-AES with a hydrofluoric acid resistant atomizer and a rectangle tube under conditions that the radio-frequency power is 1150W, the atomizing pressure is 0.22MPa, the assistant gas flow is 0.5L/min, the pumping speed of a peristaltic pump is 50r/min, the long-wave exposure time is 5s and the short-wave exposure time is 15s. Spectral lines with appropriate sensitivity and without disturbance are used as analytical lines of tested elements, superimposed interference of the spectral lines is eliminated, and background interference generated by irons and aluminum is eliminated by adopting a background correction method. The inductively coupled plasma atomic emission spectrometry is used for determining silicone, phosphorus, manganese and titanium in the aluminum iron alloy sample, the measured value is in accordance with the measured value by adopting a wet method, and the relative standard deviation of the measured result is less than or equal to 3.0%.
Description
Technical field
The invention belongs to casting technology field, be specifically related to silicon phosphorus manganese titanium ICP-AES in a kind of mensuration alfer.
Background technology
Alfer is a kind of high-efficiency steel-smelting deoxidizer, effectively can reduce oxygen content in steel, non-metal kind the amount of inclusions is reduced, thus can improve the quality of steel.Utilize alfer to make deoxidizer, solve fine aluminium deoxidizer floats over molten steel surface problem because proportion is little, the utilization factor of aluminium can be increased substantially, reduce the secondary oxidation of tapping process.The analysis of alfer chemical composition does not have national standard, and the analysis of many employing wet chemicals, there is the cycle long, complex operation, single element measures, high in cost of production shortcoming.
Summary of the invention
In order to overcome the above-mentioned technical matters that prior art field exists, the object of the invention is to, providing a kind of and measuring silicon phosphorus manganese titanium ICP-AES in alfer, can silicon, phosphorus, manganese and titanium in Simultaneously test alfer.
Silicon phosphorus manganese titanium ICP-AES in mensuration alfer provided by the invention, comprises the following steps:
(1) instrument: direct-reading plasma atomic emission spectrometer (U.S.'s thermoelectricity) composed entirely by IRIS1000 type;
(2) condition of work: radio frequency (RF) power: 1150W; Atomizing pressure: 0.22MPa; Assisted gas flow: 0.5L/min; Peristaltic pump pump speed: 50r/min; The long wave exposure time: 5s; The shortwave time shutter: 15s;
(3) main agents: hydrochloric acid: 1+1; Nitric acid: 1+3; Argon gas (liquid argon): volume fraction > 99.99%; Silicon, manganese and titanium single element standard solution: 100 μ g/mL; Phosphorus standard solution: 10 μ g/mL; Iron and aluminium single element standard solution: 10 μ g/mL; Standard serial solution: pipette proper amount of silicon, phosphorus, manganese, titanium, aluminium and iron single element standard solution respectively in 5 100mL volumetric flasks according to the concentration of element each in table 1, add 10mL hydrochloric acid, 5mL nitric acid, is diluted to scale with water, shakes up.Water used is deionized water or distilled water;
(4) detection method: accurately take appropriate sample, be placed in beaker, add appropriate hydrochloric acid, dissolution in low temperature, then add appropriate nitric acid and dissolve completely to sample, cooling, moves in appropriate volumetric flask, is diluted to scale with water, and mixing, measures by the condition determination of instrument.
Silicon phosphorus manganese titanium ICP-AES in mensuration alfer provided by the invention, its beneficial effect is, shortens sense cycle, simplify detecting step, can silicon, phosphorus, manganese and titanium in Simultaneously test alfer, reduce costs, have directive significance to actual production.
Embodiment
Below in conjunction with an embodiment, silicon phosphorus manganese titanium ICP-AES in mensuration alfer provided by the invention is described in detail.
Embodiment
Silicon phosphorus manganese titanium ICP-AES in the mensuration alfer of the present embodiment, comprises the following steps:
(1) instrument: direct-reading plasma atomic emission spectrometer (U.S.'s thermoelectricity) composed entirely by IRIS1000 type;
(2) condition of work: radio frequency (RF) power: 1150W; Atomizing pressure: 0.22MPa; Assisted gas flow: 0.5L/min; Peristaltic pump pump speed: 50r/min; The long wave exposure time: 5s; The shortwave time shutter: 15s;
(3) main agents: hydrochloric acid: 1+1; Nitric acid: 1+3; Argon gas (liquid argon): volume fraction > 99.99%; Silicon, manganese and titanium single element standard solution: 100 μ g/mL; Phosphorus standard solution: 10 μ g/mL; Iron and aluminium single element standard solution: 10 μ g/mL; Standard serial solution: pipette proper amount of silicon, phosphorus, manganese, titanium, aluminium and iron single element standard solution respectively in 5 100mL volumetric flasks according to the concentration of element each in table 1, add 10mL hydrochloric acid, 5mL nitric acid, is diluted to scale with water, shakes up.Water used is deionized water or distilled water;
(4) detection method: accurately take 0.1000g sample, is placed in 200mL beaker, adds 10mL hydrochloric acid, dissolution in low temperature, adding 5mL nitric acid to sample again dissolves completely, and cooling moves in 100mL volumetric flask, be diluted to scale with water, mixing, measures by the condition determination of instrument.
Claims (1)
1. measure a silicon phosphorus manganese titanium ICP-AES in alfer, it is characterized in that: said method comprising the steps of:
(1) instrument: direct-reading plasma atomic emission spectrometer (U.S.'s thermoelectricity) composed entirely by IRIS1000 type;
(2) condition of work: radio frequency (RF) power: 1150W; Atomizing pressure: 0.22MPa; Assisted gas flow: 0.5L/min; Peristaltic pump pump speed: 50r/min; The long wave exposure time: 5s; The shortwave time shutter: 15s;
(3) main agents: hydrochloric acid: 1+1; Nitric acid: 1+3; Argon gas (liquid argon): volume fraction > 99.99%; Silicon, manganese and titanium single element standard solution: 100 μ g/mL; Phosphorus standard solution: 10 μ g/mL; Iron and aluminium single element standard solution: 10 μ g/mL; Standard serial solution: pipette proper amount of silicon, phosphorus, manganese, titanium, aluminium and iron single element standard solution respectively in 5 100mL volumetric flasks according to the concentration of element each in table 1, add 10mL hydrochloric acid, 5mL nitric acid, is diluted to scale with water, shake up, water used is deionized water or distilled water;
(4) detection method: accurately take appropriate sample, be placed in beaker, add appropriate hydrochloric acid, dissolution in low temperature, then add appropriate nitric acid and dissolve completely to sample, cooling, moves in volumetric flask, is diluted to scale with water, and mixing, measures by the condition determination of instrument.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310517136.5A CN104568914A (en) | 2013-10-29 | 2013-10-29 | Inductively coupled plasma atomic emission spectrometry for determining silicone, phosphorus, manganese and titanium in aluminum iron alloy |
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| CN201310517136.5A CN104568914A (en) | 2013-10-29 | 2013-10-29 | Inductively coupled plasma atomic emission spectrometry for determining silicone, phosphorus, manganese and titanium in aluminum iron alloy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632769A (en) * | 2018-12-03 | 2019-04-16 | 中化地质矿山总局地质研究院 | Rutile type TiO in titanium ore2Method (2) |
| CN110514644A (en) * | 2019-09-17 | 2019-11-29 | 中钢集团南京新材料研究院有限公司 | A kind of ICP-AES quickly measures MnO in manganese powder2Method |
-
2013
- 2013-10-29 CN CN201310517136.5A patent/CN104568914A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632769A (en) * | 2018-12-03 | 2019-04-16 | 中化地质矿山总局地质研究院 | Rutile type TiO in titanium ore2Method (2) |
| CN110514644A (en) * | 2019-09-17 | 2019-11-29 | 中钢集团南京新材料研究院有限公司 | A kind of ICP-AES quickly measures MnO in manganese powder2Method |
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Application publication date: 20150429 |