Purchase Qty. Reference FOB Price
50-99 gram US$1.60
100-499 gram US$1.20
500+ gram US$0.90
Product Description
Product information The Chinese full name of TOPS (CAS No. 40567-80-4) is N-ethyl-N - (3-sulfopropyl) -3-methylaniline sodium salt. It is a white to slightly brown powder belonging to the color reagent family. When used as a water-soluble reagent, it can be determined by enzymatic ...