Ammonium 2-hydroxyethanesulfonate -

Ethylenediaminetetraacetic acid disodium salt 0.05 mol/l (0.1N) 6 x 1 l

Ethylenediaminetetraacetic acid disodium salt 0.1 mol/l (0.2N) 6 x 1 l

Ethylenediaminetetraacetic acid disodium salt 0.01 mol/l (0.02N) 6 x 1 l

Glycerol (30°Bé) 2,5 l

Isooctane 6 x 1 l

Isooctane 4 x 2,5 l

4-Methyltetrahydropyran 100 ml

4-Methyltetrahydropyran 1 l