| PRODUCT
NAME |
SODIUM ACID
PYROPHOSPHATE |
QUANTITY | 24MT |
| MFG. DATE | DEC. 20, 2018 | BATCH NO. | 18122001 |
| EXP. DATE | DEC. 20, 2020 | TEST BASE | E452 |
| TEST ITEM | STANDARD | TEST RESULT |
| Appearance | White powder | Conform |
| Content w/%≥ | 93.0 | 96.3 |
| Ph(1% water solution) | 4.0±0.5 | 4.3 |
| Water insoluble %≤ | 1.0 | 0.03 |
| Arsenic(As) %≤ | 0.0003 | 0.0001 |
| Fluoride(F) %≤ | 0.005 | 0.00054 |
| Lead (Pb) %≤ | 0.0004 | <0.0001 |
| Heavy metal(Pb） %≤ | 0.001 | 0.00052 |
| Fe %≤ | 0.01 | 0.003 |
| P2O5 % | 63.4 | |
| Loss on drying %≤ | 0.5 | 0.05 |
| Whiteness | 90 | 90.4 |
| ROR | 38-42 | 39.5 |
| Bulk density | 0.9-1.05g/cm3 | |
| Mesh( 100 mesh sieve) | 85-90% | |
