Merck 1065129025 Sodium thiosulfate (Na₂O₃S₂, Fibre carton 25kg)

CAS #: 7772-98-7

EC number: 231-867-5

Hill Formula: Na₂O₃S₂

Molar Mass: 158.10 g/mol

Assay (iodometric): ≥ 97.0 %

Identity: passes test

pH-value (5 %; water): 6.0 - 9.5

Sulphide (S): ≤ 0.002 %

Fe (Iron): ≤ 0.005 %

Heavy metals (as Pb): ≤ 0.005 %

Datasheet