Sodium Sulfate Anhydrous AR, ACS 1Kg VWR Rankem CAS 7757-82-6 suitable for HPLC CAS 7757-82-6
S0442-1Kg

Sodium Sulphate Anhydrous AR, ACS 1 KG 

S0442

Guarantee Analysis . . Assay (Na2SO4) ≥ 99.50 % 99.74 % 

pH (5% Aqueous Solution) 5.20 - 9.20 

 Identity Passes test Passes test 

Maximum Limits Of Impurities . . 

Insoluble Matter ≤ 0.01 % max

Loss On Ignition ≤ 0.50 %-max 

Chlo ride (Cl) <=0.001% max 

Iro n (Fe) <=0.001% max

Nitrogen Compounds(As N) <=0.0005% max 

Phosp hate (PO4) <=0.001% max 

Calc ium (Ca) ≤ 0.01 %max

Heavy Metals (As Pb) ≤ 0.0005 % max 

Magn esium (Mg) ≤ 0.005 %max 

Potass ium(K) ≤ 0.01 %max