阿法埃莎
CARBON DECOLOR NEUTRAL 500G
Methanol,preparation grade
Cinnamic acid
Paraffin
Sodium sulfate anhydrous
Potassium Iodide
4-Nitrophenyl disodium orthoph
di-Sodium tetraborate decahydr
Triethanolamine
Ethyl cinnamate
Succinic Acid
Pyrogallol
Titanium(III) chloride
Paraffin liquid