... )≤1.01.01.02.02.02.02.02.0Apparent density, g/l30~6030~6030~6030~6030~6030~6030~6030~60mP.s100 ... Tianjing Ruitai Fine Chemical Co., Ltd., Dalian Tairui Chemical Industry Co., Ltd., Dalian Tairui Biological Engineering Co., Ltd., Dalian Tairui Photovoltaic Technology Co ...