|
ZINC `SULPHATE
MONOHYDRATE |
||||||||
|
MOLECULAR FORMULA: ZnSO4.1H2O MOLECULAR WT: 179.5 CAS NO.7446-19-7 |
||||||||
|
DESCRIPTION: WHITE OR ALMOST WHITE, CRYSTALLINE POWDER, OR COLOURLESS, TRANSPARENT |
||||||||
|
GRADES |
||||||||
|
SPECIFICATIONS |
IP |
BP |
USP |
ACS |
AR |
LR |
FCC |
|
|
IDENTIFICATION |
|
--- |
TO COMPLY |
TO COMPLY |
--- |
--- |
TO COMPLY |
|
|
APPEARANCE OF SOLUTION |
|
--- |
TO COMPLY |
--- |
--- |
--- |
|
|
|
SOLUBILITY |
|
--- |
TO COMPLY |
--- |
--- |
--- |
TO COMPLY |
|
|
pH |
|
|
4.4-5.6 |
|
|
|
|
|
|
ACIDITY |
|
--- |
--- |
TO COMPLY |
--- |
--- |
TO COMPLY |
|
|
ALKALIES AND ALKALINE EARTHS |
MAX |
--- |
--- |
0.9% |
--- |
--- |
14PPM |
|
|
ARSENIC |
MAX |
--- |
--- |
14PPM |
--- |
--- |
0.002% |
|
|
LEAD |
MAX |
--- |
--- |
0.002% |
--- |
--- |
0.001% |
|
|
ASSAY |
|
--- |
99.0-101.0% |
99.0-100.5% |
--- |
--- |
99-100.5% |
|
|
CHLORIDES |
MAX |
--- |
300PPM |
--- |
--- |
--- |
0.02% |
|
|
IRON |
MAX |
--- |
100PPM |
--- |
--- |
--- |
0.00% |
|