产品描述

Assay     50% min
Appearance     White or off white free flowing powder
Identification     Positive
Dispersibility in water     Dispersible
Loss on drying     =<3.0%
Grunularity     100% through #40 sieve Min 90% through #60 sieve Min 45% through #100 sieve
Heavy metal     =<10ppm
Arsenic     =<3ppm
Total plate count     1000Cfu/g
Mold and yeast     100 Cfu/g
E .coli     Negative(in 10g)
Salmonella     Negative(in 25g)