CN

Glycine

Molecular Formula: C2H5NO2

Molecular Weight: 75.07

CAS No: 56-40-6

GlycineCP2020EP11USP2023
Assay≥ 99.0%98.5-101.0%98.5-101.5%
PH5.6-6.65.9-6.4/
Specific rotation[a]D20///
Specific rotation[a]D25///
Transmittance(T430)clear & colorless
≥ 98.0%
//
Appearance of solution/clear & not more intensely coloured than reference solution Y7/
Chloride(Cl)≤0.007%≤ 75 ppm≤0.007%
Ammonium(NH4)≤ 0.02%≤0.02%
Sulfate(SO4)≤0.006%/≤0.0065%
Iron(Fe)≤0.001%//
Heavy metals(Pb)≤10PPM//
Arsenic≤1PPM//
Other amino acidsconformImpurities B,H,I≤ 0.1%
Unspecified impurities≤ 0.1%
Total impurities ≤ 0.2%
Glycine anhydride ≤ 0.1%
Iminodiacetic acid≤ 0.1%
Diglycine≤ 0.1%
Triglycine≤ 0.1%
Hexamethylenetramine≤ 0.1%
Total impurities≤ 1.0%
Ninhydrin-positive substances/Each impurities≤ 0.1%
Total impurities≤ 1.0%
/
Loss on drying≤0.20%≤0.50%≤0.20%
Residue on ignition≤0.10%≤0.10%≤0.10%
Total plate count≤ 1000 CFU/g≤ 1000 CFU/g≤ 1000 CFU/g
Moulds & Yeasts≤ 100 CFU/g≤ 100 CFU/g≤ 100 CFU/g




Glycine USP32AJI92FCC5
Assay98.5-101.5%98.5-101.0%98.5-101.5%
PH/5.9-6.4/
Specific rotation[a]D20///
Specific rotation[a]D25///
Transmittance(T430)/≥98.0%/
Appearance of solution///
Chloride(Cl)≤0.007%≤0.007%/
Ammonium(NH4)≤0.0065%≤0.006%/
Sulfate(SO4)/≤0.02%/
Iron(Fe)/≤10PPM/
Heavy metals(Pb)≤20PPM≤10PPM≤5PPM
Arsenic/≤1PPM/
Other amino acidsconformconform/
Ninhydrin-positive substances///
Loss on drying≤0.20%≤0.20%≤0.20%
Residue on ignition≤0.10%≤0.10%≤0.10%
Total plate count≤ 1000 CFU/g≤ 1000 CFU/g≤ 1000 CFU/g
Moulds & Yeasts≤ 100 CFU/g≤ 100 CFU/g≤ 100 CFU/g