D806309-100ml | >99.0%(GC)

D806309-25ml | >99.0%(GC)

D806309-500ml | >99.0%(GC)

D806309-2.5L | >99.0%(GC)

H810864-5ml | Standard for GC，>99.5%(GC)

CCEM501785 | 99.1%

CCEM501785 | 99.1%

CCEM500355 | >95%

CCHM701660 | 99.9%

CCHM701612 | 98.2%