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CAS NO.304-59-6
| Potassium sodium tartrate Basic information |
| Product Name: | Potassium sodium tartrate |
| Synonyms: | L-(+)-TARTARIC ACID POTASSIUM SODIUM SALT;FEHLING'S REAGENT SOLUTION(B);FEHLING'S SOLUTION NO 2;FEHLING-SOXHLET SOLUTION B (ALKALI);FEHLING'S REAGENT II;FEHLING'S REAGENT II FOR SUGARS;FEHLINGS SOLUTION, ALKALINE B;FEHLING'S SOLUTION B |
| CAS: | 304-59-6 |
| MF: | C4H4KNaO6 |
| MW: | 210.16 |
| EINECS: | 206-156-8 |
| Product Categories: | Food additive and acidulant |
| Mol File: | 304-59-6.mol |
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| Potassium sodium tartrate Chemical Properties |
| mp | 70~80℃ |
| bp | 100 °C |
| density | 1.24 |
| CAS DataBase Reference | 304-59-6(CAS DataBase Reference) |
| EPA Substance Registry System | Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, monopotassium monosodium salt(304-59-6) |
| Safety Information |
| Hazard Codes | C |
| Risk Statements | 35 |
| Safety Statements | 45-37/39-26-36/37/39 |
| RIDADR | UN 1824 8/PG 2 |
| WGK Germany | - |
| Hazardous Substances Data | 304-59-6(Hazardous Substances Data) |
| Potassium sodium tartrate Usage And Synthesis |
| Chemical Properties | often supplied as a colourless aqueous solution |
| Potassium sodium tartrate Preparation Products And Raw materials |
| Raw materials | Sodium hydroxide-->Potassium carbonate-->Sodium carbonate-->Potassium hydroxide -->Hydrogen peroxide-->Maleic anhydride -->POTASSIUM BICARBONATE-->DL-Tartaric acid |
| Preparation Products | Ammonia-->Sulfur-->Sodium thiosulfate-->Sulphur-->Sodium thiocyanate-->Sodium thiosulfate pentahydrate |
| Molecular formula | KNaC4H4O6·4H2O | ||||||||||||||||||||||||||||||||||||||||||
| Structural formula | KOOC(CHOH)2COONa·4H2O | ||||||||||||||||||||||||||||||||||||||||||
| M.W. | 282.23 | ||||||||||||||||||||||||||||||||||||||||||
| Description | Colorless transparent crystals or white crystalline powder with salt and cool taste and has light efflorescence in hot air. Losting 3 molecule water at 100 and becoming anhydrous salt at 215, soluble in water, practically insoluble in ethanol and its aqueous solution appears alkalescence to litmus, PH value 7 to 8, relative density (d204) 1.790, melting point 70 to 80. | ||||||||||||||||||||||||||||||||||||||||||
| Specification |
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| Application |
Used as masking agent and complexing agent in analysis, for formulating Fehling's solution and determining uric acid and seroglycoid, its monocrystals can be used as piezoelectric cell. |
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| Packaging | In 25Kg P/E bags covered with woven bags. | ||||||||||||||||||||||||||||||||||||||||||
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