Chitoson industrial grade 1.Appearance: white to light yellow powder 2.High ... 4.DAC:85%min;Ash:2.0%ma Chitoson industrial gradeAppearance: white to light yellow powder,Fneness:80mesh,DAC ... for human being besides glucide, protein, adipose, vitamin and minerals. Chitosan plays an important role in the physiological activities. ... chitosan can be applied as tobacco slice glue. Chitoson industrial grade