Disodium monocalcium EDTA
Calcium disodium EDTA
CAS: 62-33-9;3355-89-9;68162-45-8;69843-95-4;74011-06-6;7732-93-6;100333-49-1;108703-54-4;12002-29-8;1255
Molecular Formula: C10H14CaN2Na2O8+2
Disodium monocalcium EDTA - Names and Identifiers
Disodium monocalcium EDTA - Physico-chemical Properties
| Molecular Formula | C10H14CaN2Na2O8+2 |
| Molar Mass | 376.2843 |
| Use | Used as a complexing agent, clinically used for poisoning treatment of lead, mercury and radioactive element splitting products |
Disodium monocalcium EDTA - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
Disodium monocalcium EDTA - Standard
Authoritative Data Verified Data
This product is ethylenediamine tetraacetate calcium disodium hexahydrate. The content of C101H12CaN2Na2O8 should be between 97.0% and 102.0% based on the water content.
Last Update：2024-01-02 23:10:35
Disodium monocalcium EDTA - Trait
Authoritative Data Verified Data
- This product is white crystalline or granular powder; Odorless; Easy deliquescence.
- This product is soluble in water, insoluble in ethanol or ether.
Last Update：2022-01-01 13:35:58
Disodium monocalcium EDTA - Differential diagnosis
Authoritative Data Verified Data
- about 1g of this product was dissolved by adding 5ml of water. 3ml of lead nitrate solution (34 l00) was added. The ammonia test solution was adjusted to alkaline, and 1 ml of ammonium oxalate test solution was added to form a white precipitate.
- The infrared absorption spectrum of this product should be consistent with that of the control (Spectrum set 1303).
- This product shows the reaction of sodium salt identification (1) (General rule 0301).
Last Update：2022-01-01 13:35:59
Disodium monocalcium EDTA - Exam
Authoritative Data Verified Data
pH
Take 5.0g of this product, add 25ml of water to dissolve, shake well, and measure according to law (General rule 0631). The pH value should be 6.5~8.0.
clarity and color of solution
take 0.1g of this product, add 50ml of water to dissolve, the solution should be clear and colorless.
chloride
take this product O.lg, add water to dissolve to 25ml, then add dilute nitric acid to 10ml, place for 30 minutes, filter, take filtrate, check according to law (General rule 0801), If turbidity occurs, it should not be more concentrated (0.07%) than the control solution made up of the standard gasification sodium solution.
sulfate
take 0.5g of this product and check it according to law (General rule 0802). In case of turbidity, it should not be more concentrated (0.1%) compared with the control solution made of standard potassium sulfate solution.
edetate disodium
take 5.00g of this product, accurately weigh it, put it in an Erlenmeyer flask, add 250ml of water to dissolve, add 5ml of ammonia-gasified ammonium buffer (pH 10.0), and add a little chrome black T indicator. Titration with zinc titration solution (0.05mol/ L), to the solution from pure blue to purple. Consumption of zinc titrant (0.05mol/L) should not exceed 3.om (l.0% ).
aminotriacetic acid
take this product l. In a 100ml measuring flask, add 1% copper nitrate solution to dissolve and dilute to the scale, shake well, and use as the sample solution I to take the reference product of aminotriacetic acid, lOOmg, add 0.5ml of concentrated ammonia solution to the 100ml measuring flask, dilute with water to the scale, shake well, and use as the reference stock solution; Take 1 ml of the test solution and put it in the 100ml measuring flask, add the reference stock solution (lml), dilute to the scale with 1% copper nitrate solution, shake well, and use the solution as the system applicable solution. Take 1.00g of this product, weigh it accurately, and place it in a 100ml measuring flask, 1 ml of the stock solution of the reference product was added precisely, dissolved and diluted to the scale with 1% copper nitrate solution, and then shaken to obtain the reference solution. Test according to high performance liquid chromatography (General 0512), using octyl silane bonded silica gel as filler; 0.01mol/ L tetrabutylammonium hydroxide aqueous solution (adjust pH to 7.5±0.1 with phosphoric acid)-Methanol (90:10) as mobile phase; Detection wavelength at 254nm; Flow rate at 1.5ml per minute. Take the applicable solution 50 u1 of the system and inject it into the human Liquid Chromatograph. The separation degree between the aminotriacetic acid peak and the copper nitrate peak should be greater than 3.0, and the number of theoretical plates should not be less than 4000 based on the aminotriacetic acid peak. 50ul of each of the reference solution and the test solution were accurately measured and injected into the human liquid chromatograph respectively, and the chromatogram was recorded. If there is a chromatographic peak consistent with the retention time of aminotriacetic acid in the chromatogram of the test solution, the peak area shall not be greater than the difference between the peak areas of aminotriacetic acid in the reference solution and the test solution (0.1%).
moisture
take this product, according to the determination of moisture (General 0832 first method 1), the water content shall not exceed 25%.
Heavy metals
Take lg of this product, place it in a crucible, slowly burn to complete charring, and check according to law (General rule 0821 second law), containing no more than 20 parts per million of heavy metals.
Iron Salt
take 0.lg of this product, burn to charring, cool, such as water 25ml, filter, check according to law (General rule 0807), such as color, compared with the control solution made of standard iron solution 4ml, not deeper (0.04%).
Last Update：2022-01-01 13:36:00
Disodium monocalcium EDTA - Content determination
Authoritative Data Verified Data
take about 50mg of this product, precision weighing, set the Erlenmeyer flask, add 100ml of water to dissolve, add 3 drops of Xylenol Orange indicator solution, and use bismuth nitrate titration solution (O.Olmol/L) titration to the solution from yellow to red. Each 1 ml of bismuth nitrate titration solution (0.01mol/L) corresponds to 3.743mg of C10H12CaN2Na2O8.
Last Update：2022-01-01 13:36:00
Disodium monocalcium EDTA - Category
Authoritative Data Verified Data
Heavy metal antidote.
Last Update：2022-01-01 13:36:01
Disodium monocalcium EDTA - Storage
Authoritative Data Verified Data
sealed storage.
Last Update：2022-01-01 13:36:01
Disodium monocalcium EDTA - Calcium Disodium Edetate Injection
Authoritative Data Verified Data
This product is a sterilized aqueous solution of calcium Sodium edetate. Calcium Sodium edetate anhydrous (C10H12CaN2Na2()8) shall be present at 90.0% to 110.0% of the indicated amount.
trait
This product is a clear colorless liquid.
identification
take about 5ml of this product, and show the same reaction according to the test of identification (1) and (3) under the item of calcium sodium according to the item.
examination
- the pH value should be 6.5 to 8.0 (General 0631).
- disodium edetate precision take an appropriate amount of this product (equivalent to 5g of anhydrous calcium Sodium edetate), put it in an Erlenmeyer flask, add 250ml of water to dissolve, and add 5ml of ammonia-gasified ammonium buffer (pH 10.0), A small amount of Chrome Black T indicator was added. Titration with zinc titration solution (0.05mol/L), to the solution from pure blue to purple. Consumption of zinc titrant (0.05mol/L) should not exceed 3.0M l (L. 0% ).
- take 5ml of aminotriacetic acid, put it in a 100ml measuring flask, add 1% copper nitrate solution to dissolve and dilute to the scale, shake well, and use it as a test solution, add 0.5ml of concentrated ammonia solution to dissolve in 100ml measuring flask, dilute with water to the scale, shake well, and use as the reference stock solution; Take 1ml of test solution and put it in 100ml measuring flask, add 1ml of stock solution of reference substance, dilute to the scale with 1% copper nitrate solution, shake well, and use it as the applicable solution for the system; Take 5ml of this product for precise measurement, put it in a 100ml measuring flask, 1ml of the stock solution of the reference product was added precisely, dissolved and diluted to the scale with 1% copper nitrate solution, and then shaken to obtain the reference solution. According to the method under the edetate calcium sodium aminotriacetic acid, if there are chromatographic peaks in the chromatogram of the test solution that are consistent with the retention time of aminotriacetic acid, the peak area shall not be greater than the difference between the peak area of aminotriacetic acid in the reference solution and the test solution (0.1%).
- bacterial endotoxin take this product, according to the law inspection (General 1143), each 1 mg anhydrous calcium Sodium edetate Endotoxin content should be less than 0.010EU.
- others should comply with the relevant provisions under injection (General 0102).
Content determination
take 10ml of this product with precision, put it in a 200ml measuring flask, and dilute it with water to the scale. Take 5ml accurately, put it in an Erlenmeyer flask, add 95ml of water and 3 drops of Xylenol Orange indicator solution, and titrate with bismuth nitrate titration solution (0.01 mol/L) until the solution changes from yellow to red. Each 1 ml of bismuth nitrate titration solution (0.01 mol/L) corresponds to 3.743mg of C10H12CaN2Na2Og.
category
The Same As calcium Sodium edetate.
specification
5ml:lg (in terms of C10H12CaN2Na2O8)
storage
light shielding, closed storage.
Last Update：2022-01-01 13:36:02
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