|
sodium citrate
PACKAGE: 25kg net composite paper-plastic bags or 3-ply kraft paper bags with PE liner,500kg or 1000kg net pp woven jumbo bags
USAGE: 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.
|
Quality Standards of Sodium Citrate
|
|
Item
|
Unit
|
BP2013
|
USP36
|
FCC8
|
E331
|
GB6782-2009
|
|
Characters
|
|
Colorless Crystals or White Crystalline Powder
|
|
Identification
|
|
Pass Test
|
|
Color & Clarity of Solution
|
|
Pass Test
|
Pass Test
|
/
|
Pass Test
|
/
|
|
Acidity or Alkalinity
|
|
Pass Test
|
Pass Test
|
Pass Test
|
/
|
Pass Test
|
|
Light Transmittance (366nm)
|
|
/
|
/
|
/
|
/
|
≥95.0
|
|
Water
|
%
|
11.0~13.0
|
10.0~13.0
|
10.0~13.0
|
11.0~13.0
|
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
|
Not Darker than Standard
|
/
|
/
|
Pass Test
|
≤1.0
|
|
Iron
|
ppm
|
|
/
|
/
|
≤5
|
≤5
|
|
Chloride
|
ppm
|
≤50
|
/
|
/
|
≤50
|
≤50
|
|
Sulphate
|
ppm
|
≤150
|
/
|
/
|
≤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
|
/
|
|
