Erythorbic Acid
FCC IV China
Identification
Positive
Assay (on dry matter)
99.0%~100.5%
Specific rotation
-16.5< ~ -18.0<
PH value( 10% Solution )
2.0-2.3
PH value( 1% Solution )
2.5-2.7
Heavy metals(as Pb)
10PPM Max
Loss on drying
0.4% Max
Residue on ignition
0.3% Max
Arsenic
3PPM Max
Lead
5PPM Max
Mesh Size
80-100 mesh