colorless crystalloid or white crystal powder; odorless, cool and salty; slightly deliquescent in moist air; efflorescent in hot air; soluble in water but insoluble in Ethanol. It will decompose when heated and lose crystal water at 150℃.
Quality standards
(GB6782-2009、 BP2009、FCC-V、USP32)
Name of index
GB6782-2009
BP2009
FCC-V
USP32
Appearance
White or light yellow crystal or powder
White or light yellow crystal or powder
White or light yellow crystal or powder
White or light yellow crystal or powder
Content≥%
99.0-100.5
99.0-100.5
99.0-100.5
99.0-100.5
Heavy metal(AsPb) ≤%
0.001
0.001
-
0.001
Pb ≤%
0.0002
-
0.0002
-
AS ≤%
0.0001
-
-
Loss on drying%
10.0-13.0
-
10.0-13.0
10.0-13.0
Cl ≤%
0.005
0.005
-
Sulphate Salt≤%
0.01
0.015
-
Qxalate Salt≤%
0.01
0.03
-
Alkalinity%
Pass test
Pass test
Pass test
Pass test
Readily Carbonisable Substances
1.0
Pass test
-
Light transmittance
95.0%
Pass test
-
-
water insoluble
Pass test
-
-
-
Pyrogens
-
Pass test
-
-
Uses
In food industry, it is used as a flavor and stabilizer. In pharmaceutical industry, it is used as anticoagulant, reducer of phlegm and diuretic. In detergent industry, it can replace Sodium Tripolyphosphate to act as an auxiliary of non-phosphate detergent. Also it can be used in fermentation, injection, photographic chemicals and electroplation.
Packing
In 25kg composite plastic woven/ paper bag with PE liner.
Storage and transport
It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and heat, poisonous substances. Handled with care, so as to avoid damage to the packing bags.