Flame Retardant Agent Zinc Borate CAS:10361-94-1
Invoice No.: 19INV-SS-048
Batch number: 191123
Quantity: 25KGs
|
Product name: ZINC BORATE Batch number: 191123 Quantity: 25KGs |
Report date: Nov.23, 2019 Invoice No.: 19INV-SS-048 |
SPECIFICATION
|
Item |
Specification |
Result |
|
Particle size (D50) |
3-5μm |
3.557μm |
|
ZnO |
36.0-39.0% |
37.64% |
|
B2O3 |
47.0-50.0% |
47.72% |
|
Surface water |
0.5% Max |
0.13% |
|
Residue on 325mesh sieve |
0.10% Max |
0.0002% |
|
Pb |
10ppm Max |
3.87ppm |
|
Cd |
5ppm Max |
0.38ppm |
|
Water of crystallization |
12.5-15.0% |
13.96% |
Conclusion: Up to the standards.
We hereby certify that above is true and correct.
QA Manager: Yang Xiaorong
Signature:
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