China (Mainland) 
1. chemical name: tri sodium citrate dihydrate
2. m. f.: nac6h5o7.2h2o
3. m. w.: 294.10
4. physical properties: colorless crystalloid or white crystalline powder; odourless, cool and salty; slightly deliquescent in moist air; efflorescent in hot air; soluble in water but insoluble in ethanol. to decompose when heated and to lose cystal water at 150° c.
5. quality standard: ( bp93, bp98, fcc-4)
6, usage: to be used as a flavor and stablizer in food industry, anticoagulant, reducer of phlegm and diuretic in pharmaceutical industry. replacing sodium tripolyphosphate, it can act as an auxiliary of non-phosphous detergent. applicable in fermentation, injection, film developing and electroplation.
7. packing: in 25kgs net paper bags lined with pp bags.
8. storage and transport: to be stored in a dry, ventilative and clean warehouse; kept away from moisture and heat, poisonous substances. handle with care.
sodium citrate anhydrous functions & applications
* acts as food additive /replace the sodium citrate/ chemical reagent
* food processing/ additive
buffer
chelate agent
nutrient additive
emulsifier
flavor for yoghurt
* beverages - (alcoholic)
buffer acidity in cold drink
* dairy
binder in cheese&minced meat
emulsifier in cheese&cream
stabilizer in cheese & cream
* pharmaceutical
chemical reagent
anticoagulant
preservative
buffer acidity
* fruits & vegetables
acid coagulant in jams& jellies
preservative
|
name of index |
bp93 |
bp98 |
fcc-4 |
|
appearance |
white or light yellow crystal or powder |
white or light yellow crystal or powder |
white or light yellow crystal or powder |
|
content(kc 6 h 5 o 7 ) ≥% |
99.0-101.0 |
99.0-101.0 |
99.5-100.5 |
|
heavy metal(aspb) ≤% |
0.001 |
0.001 |
0.001 |
|
as ≤% |
0.0001 |
0.0001 |
- |
|
loss on drying% |
11.0-13.0 |
11.0-13.0 |
10.0-13.0 |
|
cl ≤% |
0.005 |
0.005 |
- |
|
sulphate salt≤% |
0.015 |
0.015 |
- |
|
qxalate salt≤% |
0.03 |
0.03 |
- |
|
alkalinity% |
0.2 |
accord with the test |
accord with the test |
|
readily carbonisable substances |
accord with the test |
accord with the test |
- |
|
transparenly and color of sample |
- |
accord with the test |
- |
|
pyrogens |
- |
accord with the test |
- |