... -hydroxy-3-naphthoic acid 2,Bon Acid.Purity: 98.5% 3,Packing: 18mt/FCL, 25kg/bag 4, ... VALUE APPEARANCE LIGHT YELLOW POWERLIGHT YELLOW POWERPURITY%≥ 98.50 98.561,2ACID%≤ 0.200.20 BETA-NAPHTHOL ... a maleic anhydride plant in2006, a water reducer plant in 2007, and a dinaphthol plant in 2008. Furthermore ... , environmental protection and the development of employees.5,Philosophy of the company:1. Quality and ...