Trixylyl phosphate/TXP Description: Appearance Colorless or yellowish transparent oily liquid Color(APHA) â?¤200 Specific densityï¼?20â??ï¼? 1.130~1.160g/cm�³ Refractive index 1.551~1.555 1.551~1.555 Acid Valueï¼?KOHmg/gï¼? â?¤0.2 CAS NO.: 25155-23-1 HS CODE: 291990 Country of origin: China Annual output: 8500 tons