Sodium hydroxide Volumetric soln 1m , free from carbonate, 1L

Copper powder 99.9%, extra pure <75 µm 500 gram

Stearic acid 98+% Ph. Eur / USP / NF / E570 1 Kilogram

Manganese Gluconate Dihydrate 99.9+% 1 Kilogram

Ethylenediamine 99.8 +% Extra pure 5 Liter

Acetonitrile 99.9+% Ultra Pure 25 Liter

EDTA tetrasodium salt 99+% Extra Pure 1 Kilogram

Thymol 99+% Extra Pure 1 Kilogram

Sodium persulfate 99 +%, pure 25 Kilogram

Succinic acid 99,5+%, foodgrade 500 gram

Potassium dihydrogen phosphate 99.5 +% extra pure, food grade, E340 1 Kilogram

Vanillin 99,5+% Extra Pure, Foodgrade 50 gram

Acetonitrile 99.9+% Ultra Pure 1 Liter