Sodium Thiosulphate PentahydrateCas No. : 10102-17-7Formula (Na2) S2O3, 5 H2OMolecular Weight : 248Assay as (Na2)S2O3 : 97 % Min.20 % Solubility : ClearpH of 10 % Solution : 6.5 To 8.5Packing : 25kgs per bag.
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