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Technical Specifications :
Indexes | Industrial Grade | Food Grade | |
| For Export | For Domestic Market | ||
Assay Na5P3O10 % ≥ | 94.0 | 90.0 | 94.0 |
P2O5 % ≥ | 57.0 | 57.0 | 57.0 |
Water Insoluble Matter %≤ | 0.15 | 0.15 | 0.05 |
Iron(Fe) %≤ | 0.01 | 0.01 | 0.01 |
| PH value (1% water solution) | 9.2-10.0 | 9.2-10.0 | 9.5-10.0 |
| Heavy Metal (as Pb) %≤ | 0.001 | ||
| Arsenic (As) %≤ | 0.0003 | ||
| Fluoride (F) %≤ | 0.003 | ||
Particle Size Through 16 mesh sieve %≥Through 35 mesh sieve %≥Trough 100 mesh sieve %≥ | 95 90 40 | 95 90 40 | 95 90 40 |
| Whiteness %≥ | 90 | 85 | 90 |