Min. Order Reference FOB Price
100 kg US$2.65-5.29 / kg
Product Description
Product Name: Direct Red 31 C.I. No.: 29100 CAS No.: 5001-72-9 Molecular Formula: C32H21N5Na2O8S2 Molecular Weight: 713.65 Relative Name: Direct Red 12B,Direct Fast Pink,Direct Pink 12B,Direct Pink 5B. Shade: colourful red blue light. Red brown powder Direct Red 31 Physical ...