Periodic Acid

Periodic Acid (ACS)
CAS No. 10450- 60 - 9 Grade : ACS
Mol. Wt. 227.96 g/mol Mol Formula : H5IO6
Appearance Hygroscopic, colorless Solid ;may become pale yellow on exposure to air.
Identity Passes Test
Test Solution(1.84 %W/V),Water Clear and Colorless Solution
PARAMETERS ACS
Assay 99.0 - 101.00%
MAXIMUN LIMITS OF IMPURITIES
Insoluble matter 0.01%
Residue after ignition 0.01%
Other halogens (as Cl) 0.01%
Sulphate (SO4) 0.01%
Iron (Fe) 0.01%
Heavy Metals (as Pb) 0.005%
Sodium (Na) 0.2%
Phthalic Acid
Synonym 1,1-Benzenedicarboxylic Acid
CAS No. 88- 99 - 3 Grade : ACS
Mol. Wt. 166.13 g/mol Mol Formula : C6H4(COOH)2
Appearance White to Pink Tinged Crstalline powder
Identity Passes Test
Test Solution(5 %W/V),Water Clear and Colorless Solution
PARAMETERS ACS
Assay NLT 99.5%
MAXIMUN LIMITS OF IMPURITIES
Water insoluble matter 0.05%
Residue after ignition(as SO4) 0.02%
Chloride (Cl) 0.001%
Nitrate (No3 0.005%
Sulfate (SO4) 0.005%
Heavy Metals (as Pb) 0.001%
Iron (Fe) 0.001%
Water 0.5%
Phthalic Acid (LR)
Synonym 1,1-Benzenedicarboxylic Acid
CAS No. 88- 99 - 3 Grade : LR
Mol. Wt. 166.13 g/mol Mol Formula : C6H4(COOH)2
Appearance White to Pink Tinged Crstalline powder
Identity Passes Test
Test Solution(5 %W/V),Water Clear and Colorless Solution
PARAMETERS ACS
Assay NLT 99.5%
MAXIMUN LIMITS OF IMPURITIES
Chloride (Cl) 0.005%
Sulfate (SO4) 0.01%
Sulfated Ash 0.05%
Iron (Fe) 0.002%