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Sodium citrate is used as flavors,stabilizing agent,buffering agent,chelating agent,nutritional supplement of buttermilk,emulsifying agent and flavoring agent in food and beverage industry;it can be used as anti-blood clotting,apophlegmatisant and diuretics in phamaceutical industry;it can replace sodium tripolyphosphate as a non-toxic detergent additives in detergent industry;it can also be used in brewing,injection,photography drugs and electroplating etc.
Item | Unit | BP2009 | USP32 | FCC6 | E331 | GB6782-2009 |
Description |
| Colorless Crystals or White Crystalline Powder | ||||
Identification |
| Pass Test | ||||
Clarity & Color |
| Pass Test | ||||
Acidity or Alkalinity |
| Pass Test | ||||
Light Transmittance (366nm) |
| Pass Test |
|
|
| 95.0 |
Moisture | % | 11.0~13.0 | 10.0~13.0 | 10.0~13.0 | ≤13.5 | 10.0~13.0 |
Assay | % | 99.0~101.0 | 99.0~100.5 | 99.0~100.5 | ≥99.0 | 99.0~100.5 |
Readily Carbonized Substances | B U | Less than Standard |
|
|
| ≤1.0 |
Iron | ppm |
|
|
|
| ≤5 |
Chloride | ppm | ≤50 |
|
|
| ≤50 |
Sulphate | ppm | ≤150 |
|
|
| ≤100 |
Oxalate | ppm | ≤300 |
|
| ≤100 | ≤100 |
Calcium | ppm |
|
|
|
| ≤200 |
Heavy Metal | ppm | ≤10 | ≤10 |
| ≤5 |
|
Arsenic | ppm |
|
|
| ≤1 | ≤1 |
Lead | ppm |
|
| ≤2 | ≤1 | ≤2 |
Mercury | ppm |
|
|
| ≤1 |
|
Insolubles in water |
|
|
|
|
| Pass Test |
Tartrate |
|
| Pass Test |
|
|
|
Pyrogen | J/mg | Pass Test |
|
|
|
|
PH |
|
|
|
| 7.5~9.0 |
|
BP sodium citrate