CERTIFICATE OF ANALYSIS
Manganese Carbonate 碳酸锰
DATE：2021-06-20
WE HEREBY CERTIFY THAT WE HAVE MADE INSPECTION AS PER CHEMICAL STANDARD.GB95
THE RESULTS AS FOLLOWS:
Name of Product: Manganese Carbonate
Invoice Number: JD21020017
Quantity: 20MTS
Manufacture Date: June,2021
|
Item |
Standard |
Result |
|
Appearance外观 |
Light brown powder |
|
|
Mn锰 |
44.0% min |
44.33% |
|
SO4硫酸盐 |
0.7% max |
＜0.7% |
|
Cl氯 |
0.03% max |
＜0.03% |
|
45微米筛余物 |
0 |
|
|
Pb铅 |
0.003% max |
0.0015% |
|
Cd镉 |
0.0005% max |
＜0.00005% |
|
As砷 |
0.0003% max |
＜3.0mg/kg |
|
硝酸不溶物 |
0.05% max |
0.021% |
|
铵氮 |
500ppm max |
＜0.005% |
THE ABOVE RESULTS IS UP TO STANDARD
