A200049 | L(+)-Ascorbic Acid ANALYTIC-ACS

CAS Number

50-81-7

Formula

C6H8O6

Weight

M: 176,13 EC: 200-066-2 NC: 2936 27 00

Specifications
Minimum assay (Iodom.) 99,0 %
Identity IR p/t.
Melting range 188-192°C
Specific rotation [a]20/D c=10 (in H2O) +20,5 to+21,5°
MAX. IMPURITIES
Insoluble matter in H2O 0,01 %
Loss on drying at 105°C 0,1 %
Residue on ignition (as SO4) 0,05 %
Chloride (Cl) 0,005 %
Sulphate (SO4) 0,002 %
Heavy metals (as Pb) 0,001 %
Cu 0,00003 %
Fe 0,0002 %
Ni 0,001 %
Pb 0,001 %

Navigation

Copyright © 2019 ICON CHEMICAL. All Rights Reserved.