Sodium tetraborate standard TS, Validity: 12 months

Sodium tetraphenylborate (30 g/L) TS, Validity: 12 months

Sodium thiosulfate (0.002mol/l) VS, Validity: 12 months

Sodium thiosulfate (0.01 mol/l) VS, Validity: 12 months

Sodium thiosulfate (0.02 mol/l) VS, Validity: 12 months

Sodium thiosulfate (0.05 mol/l) VS, Validity: 12 months

Sodium thiosulfate (0.1 mol/l) VS, Validity: 24 months

Sodium thiosulfate (320 g/L) TS, Validity: 24 months

Stannous chloride AsTS, Validity: 12 months

Stannous chloride TS, Validity: 12 months