Color number standard, ROTI®Calipure Gardner 2, 100 ml, glass packaging

Titanium(IV) oxide ?98 %, extra pure 100 gram

Ammonium Persulfate 98.5+% Pure 25 Kilogram

Sodium Gluconate 99 +% Extra pure, food grade, USP, FCC, E576 100 gram

Benzaldehyde 99.8 +%, pure, FCC, food grade 1 Liter in glazen fles

Urea 99,5 %, pure 25 Kilogram

Citric acid, anhydrous 99.9 %, Ph . Eur. USP, FCC, Ultra Pure 10 Kilogram

Dimethyl sulfoxide (DMSO) 99,9+% ultrapure 100 Milliliter

n-hexane 5 Liter 99% pure

n-hexane 25 Liter 99% pure

Potassium thiocyanate 99.9 +% Extra pure 25 Kilogram

Silicon crystals 99.9% 50 gram