[ English Name ]
    Hydrolytic Polymaleic anhydride

[ Chemical structural formula ]


[ Quality index ]
     ( a ) Appearance : Brown yellow transparent liquid
     ( b ) Solid content : ≥ 48.0%
     ( c ) Density ( 20^oC ), g/cm³ : ≥ 1.18
     ( d ) PH value ( 1% aqueous solution ) : 2.0~3.0
     ( e ) Mean molecular weight : ≥ 300
     ( f ) Bromine value,mg/g : ≤ 160 ( first quality )

[ Packaging and storage ]
    Packed in 25kg plastic pail. Stored in cool place in the room. Storage period: 1 year.