L(+)-Ascorbic Acid (Reag. USP) for analysis, ACS

Prekė gali skirtis nuo prekės, parodytos nuotraukoje

 

L(+)-Ascorbic Acid (Reag. USP) for analysis, ACS
Content: 100 GRM
Physical Description:
solid
Quality Name: for analysis, ACS
Specification: Minimum assay (Iodom.)@99.0%§Identity@IR passes test§Melting range@188-192 °C§Specific rotation a 20/D c=10 (in H2O)@+20.5 - +21.5°§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.01 %§Loss on drying at 105°C@0.1%§Residue on ignition (as SO4)@0.1 %§Chloride (Cl)@0.005%§Sulfate (SO4)@0.002%§Heavy Metals (ICP-OES)@0.001 %§Cu@0.0002 %§Fe@0.0002 %§Ni@0.001 %§Pb@0.001 %