SR.No |
TEST |
SPECIFICATION |
RESULT |
REMARKS |
1 |
DESCRIPTION |
Greenish or Light Green, Crystal |
Greenish or Light Green, Crystal |
Complies |
2 |
INSOLUBILITY |
Insoluble in water (1%) |
Complies |
Complies |
3 |
IDENTIFICATION |
Solution gives the reaction of Ferrous Sulphate |
Complies |
Complies |
4 |
ACIDITY |
Not Coloured pink by methyl orange Ts |
Complies |
Complies |
5 |
ARSENIC |
Not more than 14 PPM |
10 ppm |
Complies |
6 |
LEAD |
Not more than 0.003% |
Complies |
Complies |
7 |
FERROUS CONTENT |
Min 19% |
19.3% |
Complies |
8 |
FERRIC ACID |
Not more than 1% |
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 |
SULPHUR |
Min 10.5% |
Complies |
Complies |
13 |
MANGANESE |
Not more than 0.5 ppm |
Complies |
Complies |
14 |
FERRIC IRON |
Not more than 0.5% |
300 ppm |
Complies |
15 |
P H |
3.5% |
Complies |
Complies |
16 |
ALKALIES & ALKALINE EARTH |
Not more than 0.9 % |
Complies |
Complies |
17 |
ASSAY |
NLT 99.00 % & NMT 100.5 % |
99.4 % |
Complies |
18 |
CRYSTAL SIZE |
0 to 3 mm |
Complies |
Complies |