N,N,N',N'-Tetraphenylbenzidine (purified by sublimation)>99.0%(GC)5g

Sodium Hydroxide 98+% Food Grade, E524 25 Kilogram

Urea 99,5 %, pure 1 Kilogram

Sodium Chlorite 25% Ultra Pure 1 Liter Glas

Benzyl Benzoate 99.5+% Extra Pure, BP 2.5 Liter Verpakt in bruine glazen fles

Ammonium Iron (III) Oxalate Trihydrate 99%, Pure, Approx 13% Fe 100 gram

DL-Malic Acid 99+%, food grade, E296 25 Kilogram

Sodium Bromide 99.9 +% extra pure 1 Kilogram

n-hexane 5 Liter 99% pure

Isopropyl alcohol 1 Liter 70% sprayfles

Acetonitrile 99.9+% Ultra Pure 25 Liter

Acetone 99.9 +% Pure 1 Liter in bruin glas

Sodium bicarbonate 99% foodgrade 25 Kilogram