| ITEM % | HIGH
GRADE |
FIRST
GRADE |
UPTO GRADE | RESULT | CONCLUSION | ||
| APPEARANCE | WHITE POWDER | WHITE
POWDER |
Qualified | ||||
| MAIN COMPONENT （Zn） | ≥57.5 | ≥57.0 | ≥56.5 | 57.6 | Qualified | ||
| BURN LOSS | 25.0-28.0 | 25.0-30.0 | 25.0-32.0 | 26.8 | Qualified | ||
| HEAVY METAL
(COUNT BY Pb) CONTENT |
≤0.04 | ≤0.05 | ≤0.05 | 0.04 | Qualified | ||
| WATER CONTENT | ≤2.5 | ≤3.5 | ≤5.0 | 2.4 | Qualified | ||
| SULFATE （COUNT BY SO4） | ≤0.60 | ≤0.80 | —— | 0.42 | Qualified | ||
| DGREE (BY 74um SLFT NET) | ≥95.0 | ≥94.0 | ≥93.0 | 98.1 | Qualified | ||
| Cd CONTENT | ≤0.10 | —— | —— | 0.08 | Qualified | ||
| Hg CONTENT | 0.0001 | Qualified | |||||
| Sb CONTENT | 0.000 | Qualified | |||||
| As CONTENT | 0.0001 | Qualified | |||||
| Bi CONTENT | 0.0001 | Qualified | |||||
| ITEM % | HIGH
GRADE |
RESULT | CONCLUSION |
| APPEARANCE | WHITE POWDER | WHITE
POWDER |
Qualified |
| MAIN COMPONENT （Zn） | ≥28 | 28.9 | Qualified |
| BURN LOSS | 25.0-28.0 | 26.8 | Qualified |
| HEAVY METAL
(COUNT BY Pb) CONTENT |
≤0.04 | 0.04 | Qualified |
| WATER CONTENT | ≤2.5 | 2.3 | Qualified |
| SULFATE （COUNT BY SO4） | ≤0.60 | 0.42 | Qualified |
| PURITY AS ZINC CARBONATE | ≥48 | 49 | Qualified |
| Cd CONTENT | ≤0.10 | 0.08 | Qualified |
| Bulk density | 4.3476 g/cm3 | 4.3476 g/cm3 | Qualified |
| Hg CONTENT | 0.0001 | Qualified | |
| Sb CONTENT | 0.000 | Qualified | |
| As CONTENT | 0.0001 | Qualified | |
| Bi CONTENT | 0.0001 | Qualified |
