Vantocil - Model IB -Longsha Chemical

Properties Standard. Appearance Colorless to light yellow clear liquid. Total drying solid at 105℃ 19.0-21.0% w/w. 25℃ pH value 4.0-5.0. 1% w/w absorbance E 237 nm 1 cm Not less than 400. Absorbance ratio 237/222 nm 1.2-1.6.