English En

L-Cysteine hydrochloride anhydrous, EssentQ®

- Synonyms: Thioseriner- C3H7NO2S·HClr- M = 157,62 g/molr- CAS [52-89-1]r- EINECS-No.: 200-157-7r- Solub. in water: (20 ºC): solubler- Melting point: 175 - 178 ºC (decomposes)r- Tariff number: 2930 90 16 00r- Applications: in biochemistry, in food industry, antioxidant.rrSPECIFICATIONSrassay (argentometric): min. 98 %ridentity (IR-spectrum): passes testrspecific rotation. ([a] 20°/D, c=1, 0,1N HCl): + 5.6 º - + 8.9 ºrphosphates (as PO4): max. 0,005 %rsulfates (SO4): max. 0,005 %rammonium (NH4): max. 0,01 %rarsenic (As): max. 0,0005 %rheavy metals (as Pb): max. 0,001 %riron (Fe): max. 0,001 %rresidue on ignition: max. 0,1 %rloss on drying (vacuum on P2O5): max. 2 % r