Item
Food Chemicals Codex ( IV )
Identification A , B , C
Ok
Assay > %
99.7
As ≤%
0.0003
Heavy metals(as Pb ) ≤%
0.002
Pb ≤%
0.001
Residue on ignition ≤%
0.1
Moisture ≤%
0.5
PH
3.4 ~ 3.7
1,4-dioxan
Escherichia coli
no
salmonella
coliform
<300g
number of microzyme
<100g
Total number of bacteria
≤3000g
Appearance
white crystalline powder