CAS No.: | 5949-29-1 |
---|---|
Formula: | C6h8o7.H2O |
EINECS: | 201-069-1 |
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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
|
-
|
-
|