Diphenylcarbazone/ethanol TS, Validity: 12 months

Disodium chromotropate (10 g/L) TS, Validity: 12 months

Disodium chromotropate TS, Validity: 12 months

Disodium edetate (0.01 mol/l) VS, Validity: 24 months

Disodium edetate (0.05 mol/l) VS, Validity: 24 months

Disodium edetate (0.1 mol/l) VS, Validity: 24 months

Disodium edetate (10 g/L) TS, Validity: 24 months

Disodium edetate (20 g/L) TS, Validity: 24 months

Disodium edetate (50 g/L) TS, Validity: 24 months

Disodium hydrogen phosphate (100 g/L) TS, Validity: 24 months