Specifications
Fast delivery
Competitive price
Grade Standard:Cosmetic Grade,Food Grade,Medicine Grade
Purity:More than 98.5%
Glycylglycine
CAS NO:556-50-3
25kg per drum
Assay:99%
high quality and best price
209Characteristics : Monoclinal or hexagonal white cystalline powder, odorless having a peculiar sweetness. It readily solves in water, slightly in ethanol, does not solve in acetone or ethyl ether.
Quality Standards : AJI92, etc
Items |
Specifications |
Appearance |
White crystalline powder |
Assay(C4H8N2O3),%(on dried matters) |
98.5~100.5 |
Transmittance,%(0.4g/20mL water) |
≥98.0 |
Loss on drying,%(4h,105) |
≤0.2 |
Heavy metals(as Pb),ppm |
≤10 |
Chloride(as Cl),% |
≤0.020 |
Sulphate(as SO4),% |
≤0.020 |
Residue on Ignition,% |
≤0.1 |
pH(5g/100mL water) |
5.5~6.0 |
Iron(as Fe),ppm |
≤20 |
Arsenic(as AS2O3),ppm |
≤1 |