CN101949913A - Device and method for testing solubility of insoluble substance - Google Patents
Device and method for testing solubility of insoluble substance Download PDFInfo
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- CN101949913A CN101949913A CN2010102717398A CN201010271739A CN101949913A CN 101949913 A CN101949913 A CN 101949913A CN 2010102717398 A CN2010102717398 A CN 2010102717398A CN 201010271739 A CN201010271739 A CN 201010271739A CN 101949913 A CN101949913 A CN 101949913A
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Abstract
The invention discloses a device and a method for specially testing the solubility of various substances in which the solubility in solvent is particularly low at different temperatures. The device comprises an external glass bracket, a micro pillar, a solvent container, a sample solution reception device and a constant temperature cycling water device. The external glass bracket is provided with an iron clamp capable of being extended and used for fixing the solvent container and the micro pillar, and an under pan contains a sample solution receiver. The micro pillar is a double-layer glass sleeve tube pillar, the inner part thereof is a sample mixed liquor channel, and the outer layer thereof is a constant temperature water cycling channel. By means of the piston installed on the micro pillar, different flow velocities are controlled by regulating the piston according to measurement requests, and the solubility of substances in different flow velocities can be measured, thereby finally obtaining precise solubility of the measured substance by comparison. The device has good whole performance, can be conveniently moved integrally, and can be placed after dismounted; and the invention can be widely used in industrial production and scientific research teaching process to create good social benefit.
Description
Technical field
The present invention relates to the proving installation technical field, particularly a kind of device of testing slightly solubility substance dissolves degree is used for accurately measuring under the different temperatures solubility of substances of dissolubility extreme difference.
Background technology
The solubleness of chemicals is an important physicochemical property, and measuring solubility of substances has important meaning to estimating its influence to environment and human health.Usually the apparatus and method of used mensuration substance dissolves degree are comparatively suitable for the higher material of solubleness, still, then can't accurately measure for the material that solubleness is extremely low.Some chemicals has bigger influence to environment and human body, can not ignore even solubleness is very little, measure these materials in water or the dissolubility data in other solvent just have great significance.
Therefore, in commercial production and research and teaching, need a kind of being specifically designed to test under the different temperatures device of the multiple solubility of substances that dissolubility is low especially in solvent.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of and has been specifically designed under the test different temperatures device of the multiple solubility of substances that dissolubility is low especially in solvent.By being arranged on the piston on the micro-column, according to measurement requirement, control different flow velocitys by regulating piston, can measure the solubility of substances under the different in flow rate, by more finally obtaining the solubility of substances of surveying accurately.
For solving the problems of the technologies described above, the invention provides a kind of device of testing slightly solubility substance dissolves degree, this device is made up of outer glass support, micro-column, solvent holder, sample solution receiving trap and thermostatical circulating water device.
The device of described test slightly solubility substance dissolves degree can be equipped with the telescopic iron clamp that is used for fixing solvent holder and micro-column on the described outer glass support, and the chassis can hold the sample solution receiver.
The device of described test slightly solubility substance dissolves degree, wherein said micro-column can be the double glazing string of casing, and inside can be sample mix liquid passage, and skin can be the thermostatical circulating water passage.
The micro-column of the device of described test slightly solubility substance dissolves degree can be provided with piston on the described micro-column.
The micro-column of the device of described test slightly solubility substance dissolves degree, the piston on the described micro-column can be arranged at the lower end of micro-column.
The micro-column of the device of described test slightly solubility substance dissolves degree, described glass outer sleeve pipe is the thermostatical circulating water passage, can be provided with interface on the described glass bushing, described interface is the recirculated water gateway.
The piston that is provided with on the micro-column of the device of described test slightly solubility substance dissolves degree, root a tree name measurement requirement, control different flow velocitys by the piston of regulating micro-column, can measure the solubility of substances under the different in flow rate, by more finally obtaining the solubility of substances of surveying accurately.
The device of described test slightly solubility substance dissolves degree, described solvent container can hold different solvents, can unload separately and clean, and is connected with rubber tube by valve.
The device of described test slightly solubility substance dissolves degree, described thermostatical circulating water device can require to regulate the needs of temperature to guarantee to measure of recirculated water according to different mensuration.
The device of described test slightly solubility substance dissolves degree both can wholely move, and placed after also can dismantling.
Described micro-column is the double glazing string of casing, further comprises: inner layer glass sleeve pipe, glass outer sleeve pipe, the piston of left side interface and bottom;
Described inner layer glass sleeve pipe is a sample mix liquid flow channel, the glass outer sleeve pipe is the thermostatical circulating water passage, the left side interface of described micro-column is the recirculated water gateway, the piston of described micro-column bottom can be controlled the speed of effluent, so that measuring samples is with the solubleness of different flow velocitys when the micro-column;
The device of described test slightly solubility substance dissolves degree further comprises connection rubber tube and rubber plug;
Described solvent holder, connection rubber tube and micro-column can be used as an integral body after described rubber stopper seal, in test process, only need just can control the flow rate of liquid of whole device by the piston of regulating the setting of micro-column bottom;
Described solvent holder and micro-column are fixed by the iron clamp that is provided with on the outer glass support;
Described solvent holder and micro-column can be dismantled;
Described iron clamp can stretch, and also can adjust height;
Described thermostatical circulating water device can be fixed on the glass supporter in left side by described iron clamp, and can be set at a certain temperature according to measuring needs, is used to guarantee to measure the solubleness of sample hard to tolerate under this design temperature;
Described sample solution receiving trap can be placed on the chassis of described outer glass support movably;
The described sample solution receiving trap left and right sides is respectively equipped with pull bar, and described pull bar is used for push-and-pull, with convenient reception to the outflow sample.
For solving the problems of the technologies described above, the present invention also provides a kind of method of using described device to test slightly solubility substance dissolves degree, said method comprising the steps of:
When test slightly solubility substance dissolves is spent, at first utilize rubber plug will bore the sealing of micro-column mouth, open the valve that holds agent holder lower end after, will hold agent holder, rubber tube connection micro-column, form an individual system;
By on solvent holder stopper, opening the air pressure balance that an aperture makes whole system;
Utilize the thermostatical circulating water device to regulate the temperature of material in the micro-column, under required temperature, measure guaranteeing;
Regulate the piston of micro-column to obtain testing required flow velocity according to the concrete condition of measuring.
Beneficial technical effects of the present invention is: by the piston that is provided with on micro-column, root a tree name measurement requirement, directly the piston of regulating on the micro-column is controlled different flow velocitys, can measure the solubility of substances under the different in flow rate, by more finally obtaining the solubility of substances of surveying accurately.This device overall performance is better, can wholely very easily move, and places after also can dismantling, and can accurately measure under the different temperatures solubility of substances of dissolubility extreme difference.
Description of drawings
Fig. 1 is the rough schematic of the described micro-column of the embodiment of the invention;
Fig. 2 is the device synoptic diagram of the described test slightly solubility of embodiment of the invention substance dissolves degree.
Embodiment
The invention provides a kind of device of testing slightly solubility substance dissolves degree, this device is made up of outer glass support, micro-column, solvent holder, sample solution receiving trap and thermostatical circulating water device.
The device of described test slightly solubility substance dissolves degree can be equipped with the telescopic iron clamp that is used for fixing solvent holder and micro-column on the described outer glass support, and the chassis can hold the sample solution receiver.
The device of described test slightly solubility substance dissolves degree, wherein said micro-column can be the double glazing string of casing, and inside can be sample mix liquid passage, and skin can be the thermostatical circulating water passage.
The micro-column of the device of described test slightly solubility substance dissolves degree can be provided with piston on the described micro-column.
The micro-column of the device of described test slightly solubility substance dissolves degree, the piston on the described micro-column can be arranged at the lower end of micro-column.
The micro-column of the device of described test slightly solubility substance dissolves degree, described glass outer sleeve pipe is the thermostatical circulating water passage, can be provided with interface on the described glass bushing, described interface is the recirculated water gateway.
The piston that is provided with on the micro-column of the device of described test slightly solubility substance dissolves degree, root a tree name measurement requirement, control different flow velocitys by the piston of regulating micro-column, can measure the solubility of substances under the different in flow rate, by more finally obtaining the solubility of substances of surveying accurately.
The device of described test slightly solubility substance dissolves degree, described solvent container can hold different solvents, can unload separately and clean, and is connected with rubber tube by valve.
The device of described test slightly solubility substance dissolves degree, described thermostatical circulating water device can require to regulate the needs of temperature to guarantee to measure of recirculated water according to different mensuration.
The device of described test slightly solubility substance dissolves degree both can wholely move, and placed after also can dismantling.
Described micro-column is the double glazing string of casing, further comprises: inner layer glass sleeve pipe, glass outer sleeve pipe, the piston of left side interface and bottom;
Described inner layer glass sleeve pipe is a sample mix liquid flow channel, the glass outer sleeve pipe is the thermostatical circulating water passage, the left side interface of described micro-column is the recirculated water gateway, the piston of described micro-column bottom can be controlled the speed of effluent, so that measuring samples is with the solubleness of different flow velocitys when the micro-column;
The device of described test slightly solubility substance dissolves degree further comprises connection rubber tube and rubber plug;
Described solvent holder, connection rubber tube and micro-column can be used as an integral body after described rubber stopper seal, in test process, only need just can control the flow rate of liquid of whole device by the piston of regulating the setting of micro-column bottom;
Described solvent holder and micro-column are fixed by the iron clamp that is provided with on the outer glass support;
Described solvent holder and micro-column can be dismantled;
Described iron clamp can stretch, and also can adjust height;
Described thermostatical circulating water device can be fixed on the glass supporter in left side by described iron clamp, and can be set at a certain temperature according to measuring needs, is used to guarantee to measure the solubleness of sample hard to tolerate under this design temperature;
Described sample solution receiving trap can be placed on the chassis of described outer glass support movably;
The described sample solution receiving trap left and right sides is respectively equipped with pull bar, and described pull bar is used for push-and-pull, with convenient reception to the outflow sample.
The present invention also provides a kind of method of using described device to test slightly solubility substance dissolves degree, said method comprising the steps of:
When test slightly solubility substance dissolves is spent, at first utilize rubber plug will bore the sealing of micro-column mouth, open the valve that holds agent holder lower end after, will hold agent holder, rubber tube connection micro-column, form an individual system;
By on solvent holder stopper, opening the air pressure balance that an aperture makes whole system;
Utilize the thermostatical circulating water device to regulate the temperature of material in the micro-column, under required temperature, measure guaranteeing;
Regulate the piston of micro-column to obtain testing required flow velocity according to the concrete condition of measuring.
Describe embodiments of the present invention in detail below with reference to drawings and the specific embodiments, how the application technology means solve technical matters to the present invention whereby, and the implementation procedure of reaching technique effect can fully understand and implements according to this.
As shown in Figure 1, be the rough schematic of the described micro-column of the embodiment of the invention.Wherein, micro-column 5 is double glazing string of casing, comprising: internal layer 1, skin 2, the piston 4 of left side interface 3 and bottom.Internal layer 1 is a sample mix liquid flow channel, outer 2 is the thermostatical circulating water passage, the left side interface 3 of micro-column 5 is the recirculated water gateway, and the piston 4 of bottom can be controlled the speed of effluent, so that measuring samples is with the solubleness of different flow velocitys when the micro-column 5.
As shown in Figure 2, be the device synoptic diagram of the described test slightly solubility of embodiment of the invention substance dissolves degree.Wherein, the device of embodiment of the invention test slightly solubility substance dissolves degree comprises micro-column 5, glass supporter 6, and solvent holder 7, sample solution receiving trap 8, thermostatical circulating water device 9 connects rubber tube 10, and rubber plug 11.Comprise on the micro-column 5: internal layer 1, skin 2, the piston 4 of left side interface 3 and bottom.
When test slightly solubility substance dissolves is spent, at first utilize rubber plug 11 will bore the sealing of micro-column mouth, open the valve that holds agent holder 7 lower ends after, holding agent holder 7, rubber tube 10 connections, micro-column 5 becomes an individual system;
By on solvent holder 7 stoppers, opening the air pressure balance that an aperture makes whole system;
Utilize thermostatical circulating water device 9 to regulate the temperature of material in the micro-columns 5, under required temperature, measure guaranteeing;
Regulate the piston 4 of micro-column to obtain testing required flow velocity according to the concrete condition of measuring.
All are above-mentioned to be the primary implementation method of this intellecture property, does not set restriction and implements this new method with other forms.Those skilled in the art will utilize this important information, foregoing be revised, to realize similar implementation status.But all are based on modification of the present invention or transform new method, belong to the right of reservation.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not break away from according to any simple modification, equivalent variations and the remodeling that technical spirit of the present invention is done above example, still belongs to the protection domain of technical solution of the present invention.
Claims (10)
1. a device of testing slightly solubility substance dissolves degree is characterized in that, comprising: outer glass support, micro-column, solvent holder, sample solution receiving trap and thermostatical circulating water device.
2. the device of test slightly solubility substance dissolves degree according to claim 1 is characterized in that, the iron clamp that can stretch, be used for fixing solvent holder and micro-column is housed on the described outer glass support; Described sample solution receiver is arranged on the chassis of described outer glass support.
3. the device of test slightly solubility substance dissolves degree according to claim 1 is characterized in that described micro-column is the double glazing string of casing, and the inner layer glass sleeve pipe is a sample mix liquid passage, and the glass outer sleeve pipe is the thermostatical circulating water passage.
4. the device of test slightly solubility substance dissolves degree according to claim 3 is characterized in that the bottom of described micro-column is provided with piston.
5. the device of test slightly solubility substance dissolves degree according to claim 3 is characterized in that described glass outer sleeve pipe is provided with interface, and described interface is the recirculated water gateway.
6. the device of test slightly solubility substance dissolves degree according to claim 4, it is characterized in that, described device in use, root a tree name measurement requirement, control different flow velocitys by the piston of regulating micro-column, measure the solubility of substances under the different in flow rate, by more finally obtaining the solubility of substances of surveying accurately.
7. the device of test slightly solubility substance dissolves degree according to claim 1 is characterized in that described solvent container is connected with rubber tube by valve; Described solvent container can hold multiple different solvent, can dismantle separately and clean.
8. the device of test slightly solubility substance dissolves degree according to claim 1 is characterized in that, described thermostatical circulating water device can be according to different mensuration requirements, regulates the temperature of recirculated water, is used to guarantee the needs of measuring; Described device can whole move, and also can dismantle to re-assembly, place after clear.
9. the device of test slightly solubility substance dissolves degree according to claim 1 is characterized in that,
Described micro-column is the double glazing string of casing, further comprises: inner layer glass sleeve pipe, glass outer sleeve pipe, the piston of left side interface and bottom;
Described inner layer glass sleeve pipe is a sample mix liquid flow channel, the glass outer sleeve pipe is the thermostatical circulating water passage, the left side interface of described micro-column is the recirculated water gateway, the piston of described micro-column bottom can be controlled the speed of effluent, so that measuring samples is with the solubleness of different flow velocitys when the micro-column;
The device of described test slightly solubility substance dissolves degree further comprises connection rubber tube and rubber plug;
Described solvent holder, connection rubber tube and micro-column can be used as an integral body after described rubber stopper seal, in test process, only need just can control the flow rate of liquid of whole device by the piston of regulating the setting of micro-column bottom;
Described solvent holder and micro-column are fixed by the iron clamp that is provided with on the outer glass support;
Described solvent holder and micro-column can be dismantled;
Described iron clamp can stretch, and also can adjust height;
Described thermostatical circulating water device can be fixed on the glass supporter in left side by described iron clamp, and can be set at a certain temperature according to measuring needs, is used to guarantee to measure the solubleness of sample hard to tolerate under this design temperature;
Described sample solution receiving trap can be placed on the chassis of described outer glass support movably;
The described sample solution receiving trap left and right sides is respectively equipped with pull bar, and described pull bar is used for push-and-pull, with convenient reception to the outflow sample.
10. a method of using the described device to test slightly solubility of claim 9 substance dissolves degree is characterized in that, said method comprising the steps of:
When test slightly solubility substance dissolves is spent, at first utilize rubber plug will bore the sealing of micro-column mouth, open the valve that holds agent holder lower end after, will hold agent holder, rubber tube connection micro-column, form an individual system;
By on solvent holder stopper, opening the air pressure balance that an aperture makes whole system;
Utilize the thermostatical circulating water device to regulate the temperature of material in the micro-column, under required temperature, measure guaranteeing;
Regulate the piston of micro-column to obtain testing required flow velocity according to the concrete condition of measuring.
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CN201010271739.8A CN101949913B (en) | 2010-09-03 | 2010-09-03 | Device and method for testing solubility of insoluble substance |
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CN201010271739.8A CN101949913B (en) | 2010-09-03 | 2010-09-03 | Device and method for testing solubility of insoluble substance |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111208034A (en) * | 2018-11-21 | 2020-05-29 | 中昊晨光化工研究院有限公司 | Method for measuring solubility of paraffin in organic solvent |
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CN111208034A (en) * | 2018-11-21 | 2020-05-29 | 中昊晨光化工研究院有限公司 | Method for measuring solubility of paraffin in organic solvent |
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