中文版Englishрусский 

Products

Location: Home > Products > L-Cystine

Products

L-Cystine

Product Name: L-Cystine
Molecular Formula: C6H12N2O4S2
Molecular Weight: 240.3
CAS No: 56-89-3

Product Specifications


L-Cystine USP36 AJI92 FCCV
Assay 98.5-101.5% 98.5-101.0% 98.5-101.5%
PH / 5.0-6.5 /
Specific rotation[a]D20 -215°--225° -215°--225° -215°--225°
Specific rotation[a]D25 / / /
Transmittance(T430) / ≥98.0% /
Chloride(Cl) ≤0.02% ≤0.02% /
Ammonium(NH4) / ≤0.02% /
Sulfate(SO4) ≤0.02% ≤0.02% /
Iron(Fe) ≤10PPM ≤20PPM /
Heavy metals(Pb) ≤10PPM ≤10PPM ≤5PPM
Arsenic / ≤1PPm /
Other amino acids individual impurities≤0.2% total impurities≤2.0% conform /
Ninhydrin-positive substances / / /
Loss on drying ≤0.20% ≤0.20% ≤0.20%
Residue on ignition ≤0.10% ≤0.10% ≤0.10%


Product Inquiry

Product Name:
Full name:
Phone:
E-Mail: *
Content: *
Verification code: Can't see, change one*
 

About Us|Contacts|Disclaimer|sitemap

Copyright©Wuxi Jinghai Amino Acid Co., Ltd.