|
MAGNESIUM CARBONATE LIGHT |
||||||||
|
MOL.FORMULA:MgCO3 MOL.WT:84.31 CAS NO.546-93-0 |
||||||||
|
DESCRIPTION: WHITE LIGHT BULKY POWDER;FREE FROM ANY
HARMFUL OR TOXIC SUBSTANCES ; |
||||||||
|
GRADES |
||||||||
|
SPECIFICATION |
|
IP |
BP |
USP |
ACS |
AR |
LR |
F.C.C |
|
IDENTIFICATION |
|
TO COMPLY |
TO COMPLY |
TO COMPLY |
|
|
TO COMPLY |
TO COMPLY |
|
APPEARANCE OF SOLUTION |
|
TO COMPLY |
TO COMPLY |
|
|
|
|
|
|
SOLUBILITY |
|
|
TO COMPLY |
|
|
|
|
TO COMPLY |
|
ACID INSOLUBLE SUBSTANCES |
MAX |
0.05% |
0.05% |
0.05% |
|
|
|
0.05% |
|
ARSENIC |
MAX |
2PPM |
2PPM |
4PPM |
|
|
3PPM |
|
|
CALCIUM |
MAX |
0.75% |
0.75% |
0.45% |
|
|
7500PPM |
|
|
HEAVY METALS |
MAX |
20PPM |
20PPM |
0.003% |
|
|
10PPM |
|
|
LEAD |
MAX |
|
|
|
|
|
3PPM |
2PPM |
|
SOLUBLE SUBSTANCES |
MAX |
1.00% |
1.0% |
1.0% |
|
|
7500PPM |
1% |
|
ASSAY |
|
40-45% |
40-45% |
40-43.5% |
|
|
40-45% |
40-43.5% |
|
CHLORIDE |
MAX |
0.1% |
700PPM |
|
|
|
|
|
|
IRON |
MAX |
400PPM |
400PPM |
0.02% |
|
|
4000PPM |
|
|
SULPHATE |
MAX |
0.3% |
0.30% |
|
|
|
|
|
|
COPPER |
|
TO COMPLY |
|
TO COMPLY |
|
|
|
|
|
CALCIUM OXIDE |
MAX |
|
|
|
|
|
|
0.6% |