... /Y 3,packing: 25kg/bag, 17mt/FCL 4,manufacturer ITEM: Beta Naphthol1,Cas NO.: 135-19-32,HS Code: 29071510 3 ... ) is dedicated to the production and sale of maleic anhydride, beta naphthol, bon acid. 2,locationOur company is located in Tangshan ... . Adopt Advanced Technolohy and be cost effective5. Contribute to Sociey Beta naphthol