Selenious Acid

Selenious Acid

Selenious Acid specs are as below


SELENIOUS ACID – USP
 
CAS No.                      : 7783-00-8                          Grade                         : USP
Mol. Wt.                     : 128.97 g / mol                    Mol. Formula         : H2SeO3
Appearance                      : Off-white crystalline powder

Identification A.               : Complies

B.                 : Complies

PARAMETERS LIMITS
Assay 93.0 – 101.0%
MAXIMUM LIMITS OF IMPURITIES  
Residue on ignition 0.01%
Insoluble matter Complies
Selenate & sulphate Complies

 


SELENIOUS ACID
 
CAS No.                      : 7783-00-8                          Grade                         : LR
Mol. Wt.                     : 128.97 g / mol                   Mol. Formula           : H2SeO3
Appearance                                       : White to off-white hygroscopic crystalline powder
PARAMETERS LIMITS
Assay 93.0-101.0 %
MAXIMUM LIMITS OF IMPURITIES  
Residue on ignition 1.0%