Character & Purpose: white or slight yellow crystal powder, used in penicillin sodium, antiseptic and anhydride,or used as dye or reagent
Packing: plastic bag lined woven bag, or paper box or carton, 25kg.
Standard:
Anhydrate Tech Grade:
|
Item |
Spec. |
Typical Results |
|
Main Content (as CH3COONa)/% |
99-101 |
99.72 |
|
Free Alikali /% |
0.2 Max. |
0.12 |
|
Potassium salt/% |
0.025 Max. |
0.13 |
|
Heavy Metal(Pb)/% |
0.001 Max. |
0.0004 |
|
Arsenic salt/% |
0.0003 Max. |
0.0001 |
|
Loss on drying/% |
2 Max. |
0.67 |
Trihydrate Tech Grade:
|
Item |
Spec. |
Typical Results |
|
Main Content (as CH3COONa)/% |
58-60 |
59.2 |
|
Free Alikali /% |
0.03 Max. |
0.01 |
|
Water-insoluble/% |
0.04 Max. |
0.02 |
|
Chloride/% |
0.04 Max. |
0.02 |
|
Iron/% |
0.002 Max. |
0.0008 |
Trihydrate Food Grade:
|
Item |
Spec. |
Typical Results |
|
Main Content /% |
99-101 |
99.58 |
|
Free Alikali /% |
0.12 Max. |
0.05 |
|
Potassium /% |
0.01 Max. |
0.003 |
|
Heavy Metal(Pb) |
5ppm Max. |
PASS |
|
Arsenic |
1ppm Max. |
PASS |
|
Free Water/% |
1Max. |
PASS |
|
