9,9'-(5-Bromo-1,3-phenylene)bis(9H-carbazole)>97.0%(HPLC)(N)5g

Barium Nitrate 99.8 +% Extra pure 500 gram

di-Sodium hydrogen phosphate dihydrate 99 +%, Foodgrade, FCC, E339 (ii) 500 gram

D-Panthenol 99 +% pure 250 gram

Pyridine 99,75+% Extra pure 5 Liter

di-Potassium hydrogen phosphate 99.5% extra pure, food grade, E340 25 Kilogram

Acetic acid 99-100 % Foodgrade, E260 5 Liter

n-Heptane 100 Milliliter 99% pure

Citric acid, anhydrous 99.9 %, Ph . Eur. USP, FCC, Ultra Pure 1 Kilogram

Sodium Molybdate Dihydrate 99+% Pure 100 gram

Sodium Metasilicate Pentahydrate 98.5+% Pure 25 Kilogram

Silver nitrate 99.9 +% Extra pure 1 Kilogram

Citric acid, anhydrous 99.9 %, Ph . Eur. USP, FCC, Ultra Pure 250 gram