SR.No |
TEST |
SPECIFICATION |
RESULT |
REMARKS |
1 |
DESCRIPTION |
White or almost White, crystalline Powder |
White & Free Flow Powder. |
Complies |
2 |
SOLUBILITY |
Soluble in water. Practically insoluble in ethanol. (96%). |
Complies |
Complies |
3 |
IDENTIFICATION |
Solution gives the reaction of zinc and sulphate |
Complies |
Complies |
4 |
ACIDITY |
Not Coloured pink by methyl orange Ts. |
Complies |
Complies |
5 |
ARSENIC |
Not more than 14 PPM |
1 ppm |
Complies |
6 |
LEAD |
Not more than 10 ppm |
Complies |
Complies |
7 |
ZINC CONTENT |
Min 35% |
35.50% |
Complies |
8 |
COBALT |
Not more than 0.2 ppm |
Complies |
Complies |
9 |
COPPER |
Not more than 0.1 ppm |
Complies |
Complies |
10 |
CADMIUM |
Not more than 10 ppm |
Complies |
Complies |
11 |
MAGNESIUM |
Not more than 0.5 ppm |
Complies |
Complies |
12 |
MERCURY |
Not more than 5 ppm |
Complies |
Complies |
13 |
SULPHUR |
Min 17% |
Complies |
Complies |
14 |
MANGANESE |
Not more than 0.5 ppm |
30 ppm |
Complies |
15 |
IRON |
Not more than 60 ppm |
30 ppm |
Complies |
16 |
CHLORIDE |
Not more than 100 ppm |
50 ppm |
Complies |
17 |
ALKALIES & ALKALINE EARTH |
Not more than 0.9 % |
Complies |
Complies |
18 |
ASSAY |
NLT 99.00 % & NMT 100.5 % |
99 % |
Complies |
19 |
MESH SIZE |
100 # |
Complies |
Complies |