L-Isoleucine, min 98.5%, USP, for biochemistry, 500 g, plastic packaging.

Tri-Sodium Citrate Dihydrate 99.8 +%, food grade 2.5 Kilogram

Potassium Sulphate 99 +%, Foodgrade,Ph. Eur, E515 25 Kilogram

Silver nitrate 99.9 +% Extra pure 50 gram

Sulfur 99.8 +% Pure, Powder 20 Kilogram

Lithium hydroxide monohydrate, pure 2.5 Kilogram

Ethylenediamine 99.8 +% Extra pure 1 Liter in glazen fles

Caffeine 99.5+% Pure 50 gram

Citric acid, anhydrous 99.9 %, Ph . Eur. USP, FCC, Ultra Pure 2.5 Kilogram

Benzyl alcohol 99.9 +% pure 25 Liter

Ammonium metavanadate 99,9+% extra pure 250 gram

Sodium Hydroxide 98+% Food Grade, E524 25 Kilogram

Tin (IV) oxide 99.7 +% P.a. 100 gram