... ignition, % 0.07 max Organic Volatile impurity Chloroform, ug/g 60 max Organic Volatile impurity 1.4 dioxane, ug/g 380 max ... Organic Voltile impurity methylene chloride, ug/g 600 ... max Organic Voltile impurity trichloroethylene, ug/g 80max Assay, GLC ...