CAS NO. ：6132-04-3
EINECS NO.: 200-675-3
Synonyms：Trisodium citrate dihydrate
Chemical formulate：C6H5Na3O7.2H2O
Sodium citrate is an organic acid sodium salt. The appearance is white to colorless crystals, with a cool salty taste, and stable in the air. The chemical formula is C6H5Na3O7, soluble in water but insoluble in ethanol. The aqueous solution has a slight alkalinity and is commonly used as a buffering agent, chelating agent, bacterial culture medium. It is used in medicine as a diuretic, expectorant, anticoagulant, and in food, beverage, electroplating, photography, and other fields.
Used as food additive, complexing agent and buffer for electroplating industry, pharmaceutical industry for the manufacture of anticoagulant, light industry for detergent additives
Packing: 25kg paper-plastic compound bag
|
TESTS |
STANDARD |
RESULTS |
|
APPEARANCE |
COLORLESS OR WHITE CRYSTAL |
COLORLESS OR WHITE CRYSTAL |
|
ODOR |
ODORLESS |
PASS THE TEST |
|
IDENTIFICATION & SOLUBILITY TEST |
PASS TEST |
PASS THE TEST |
|
MESH |
30-100 MESH |
PASS THE TEST |
|
CONTENT |
99-100.5% |
99.92% |
|
SULPHATE |
30 PPM MAX |
LESS THAN 30 PPM |
|
OXALATE |
20 PPM MAX |
LESS THAN 20 PPM |
|
HEAVY METAL |
1 PPM MAX |
LESS THAN 1 PPM |
|
ACIDITY AND ALKALINITY |
PASS TEST |
PASS THE TEST |
|
Fe |
5 PPM MAX |
LESS THAN 1 PPM |
|
CHLORIDE |
5 PPM MAX |
LESS THAN 5 PPM |
|
EASY CARBONISABLE SUBSTANCE |
LESS THAN 1.0 |
0.05 |
|
MOISTRUE |
11-13% |
12.5% |
|
Pb |
0.5 PPM MAX |
LESS THAN 0.5 PPM |
|
As |
1 PPM MAX |
LESS THAN 1 PPM |
|
MERCURY |
0.1 PPM MAX |
LESS THAN0.1 PPM |
|
APHA(50%W/W) |
25 MAX |
10 |
|
PYROGEN |
PASS TEST |
PASS THE TEST |
|
TARTRATE |
PASS TEST |
PASS THE TEST |
|
CALCIUM |
20 PPM MAX |
LESS THAN 20 PPM |
|
PH(5%) |
7.6-8.6 |
7.8 |
|
LIGHT TRANSMITTANCE |
95%MIN |
96.3% |
|
CLARITY &COLOR OF SOLUTION |
20% WATER SOLUTION CLARIFYING| |
CLARITY & COLORLESS |
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