Parameters |
Unit |
Food Standard |
|||
Appearance |
/ |
Powder |
Fine Powder |
Soluble (Granular) |
Soluble (Powder) |
Main content,as Na₅P₃O₁₀ |
≥% |
95.0 |
95.0 |
95.0 |
90.0 |
Phosphorus Pentoxide |
% |
56.0-58.0 |
56.0-58.0 |
56.0-58.0 |
56.0-58.0 |
pH |
10G/L |
9.1-10.1 |
9.1-10.1 |
9.1-10.1 |
9.1-10.1 |
Water insoluble |
≤% |
0.1 |
0.1 |
0.1 |
0.1 |
Arsenic(As) |
≤ppm |
3.0 |
3.0 |
3.0 |
3.0 |
Fluoride(F) |
≤ppm |
20.0 |
20.0 |
20.0 |
20.0 |
Plumbum(Pb) |
≤ppm |
2.0 |
2.0 |
2.0 |
2.0 |
Heavy metals (as Pb) |
≤ppm |
10.0 |
10.0 |
10.0 |
10.0 |
Bulk density |
g/cm₃ |
0.65-0.8 |
0.8-1.0 |
0.5-0.65 |
0.65-0.8 |
PARTICLE SIZE DISTRIBUTION:
Through 35mesh |
≥% |
/ |
/ |
80.0 |
/ |
Through 100mesh |
≥% |
40.0 |
80.0 |
/ |
40.0 |
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