| ≥1 piece |
Description: free flowing,colorless or white crystalline powder.
Specification:
|
|
Unit |
BP 2009 |
USP 32 |
FCC 6 |
E 330 |
GB1987-2007 |
|
|
Characters |
|
White Crystalline Powders,Colorless Crystals or Granules |
|||||
|
Identification |
|
Pass Test |
|||||
|
Color & Clarity of Solution |
|
Pass Test |
Pass Test |
/ |
Pass Test |
/ |
|
|
Assay |
% |
99.5-100.5 |
99.5-100.5 |
||||
|
Water |
% |
≤ 1.0 |
≤ 1.0 |
≤ 0.5 |
≤ 0.2 |
≤ 0.5 |
|
|
Light Transmittance |
% |
/ |
/ |
/ |
/ |
≥ 96.0 |
|
|
Calcium |
ppm |
/ |
/ |
/ |
≤ 75 |
≤ 200 |
|
|
Iron |
ppm |
/ |
/ |
/ |
≤ 5 |
≤ 5 |
|
|
Arsenic |
ppm |
/ |
/ |
/ |
≤ 1 |
≤ 1 |
|
|
mercury |
ppm |
/ |
/ |
/ |
≤ 1 |
/ |
|
|
Heavy Metals |
ppm |
≤ 10 |
≤ 10 |
/ |
≤ 5 |
/ |
|
|
Oxalate |
ppm |
≤ 360 |
≤ 360 |
Pass Test |
≤ 100 |
≤ 100 |
|
|
Chloride |
ppm |
/ |
/ |
/ |
/ |
≤ 50 |
|
|
Sulphate |
ppm |
≤ 150 |
≤ 150 |
/ |
≤ 150 |
≤ 100 |
|
|
Readily Carbonisable Substances |
|
Not Darker than Standard |
Not Darker than Standard |
Pass Test |
Pass Test |
≤ 1.0 |
|
|
Sulphated Ash |
% |
≤ 0.1 |
≤ 0.1 |
≤ 0.05 |
≤ 0.05 |
≤ 0.05 |
|
|
Volatile Organic Impurities |
|
/ |
/ |
Pass Test |
|||
|
Tridodecylamine |
mg/kg |
/ |
/ |
≤ 0.1 |
|
|
|
|
Lead |
ppm |
/ |
/ |
≤ 0.5 |
≤ 0.5 |
≤ 0.5 |
|
|
aluminum |
ppm |
≤ 0.2 |
≤ 0.2 |
/ |
/ |
/ |
|
|
Bacterial Endotoxins |
IU/mg |
<0.5 |
Pass Test |
/ |
/ |
/ |
|
|
Water Insoluble Substances |
|
/ |
/ |
/ |
/ |
Filtration time not more than 1 min; |
|
Usage: Citric Acid is mainly used as acidulant,flavoring agent, Preservative and antistaling agent in food and beverage industry.it is also used as antioxidant,plasticizer and detergent in chemical,cosmetics and cleaning industries.