产品描述
Appearance Crystalline Powder
Color Whitish
Aroma None
Flavor Slightly Sweet
Assay` 98.5-101.5%
PH 4.5-6.0
Specific rotation +6.3~-+7.3°
Loss on Drying =<0.20%
Heavy Metals (Lead) =< 5ppm
Arsenic(As2SO3) =<1ppm
Ignited Residue =< 0.1%
Identification USP Glutamine RS