Fineness (US Standard Sieves)
-through sieve No. 40
- through sieve No. 60
-through sieve No. 100
100 % smaller than 40
min.80 % smaller than 60
min.15 % smaller than 100
Loss on drying:(%)
≤5
Sulfated Ash（%）
<1
Pb（ppm）
<10
Arsenic（ppm)
<3
Assay(%)
≥50
Total bacterial count：（cfu/g）
≤1000
Coli form bacteria：（MPN/100g）
≤30
Fungi and yeast：（cfu/g）
≤100
Salmonella：(/25g)
Negative
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