1. General specification apperance (25℃) hydroxyl value (mgKOH/g) water (%) pH value (1% water) HLB vale (theoretical value) E-1303 Colorless to light yellow liquid 170±5 ≤1.0 5.0~7.0 8 E-1306 Colorless to light yellow liquid 120±5 ≤1.0 5.0~7.0 11.4…