潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

Package: 25KG/ fiber drum

Uses : The product is an anti-tumor drug and is also used to synthesize fluorouracil. 5 - fluorouracil can be used in biochemical studies to study rice, wheat panicle differentiation, genetic metabolic determination, plant growth and development.

Molecular Structure:

Product description:

　　AppearanceWhite to practically white , practically odorless powder

　　Identification

　　Loss on drying 0.5% max

　　Residue on ignition 0.1% max

　　Heavy metals 0.002%max

　　Fluorine content 13.9-15.0%

　　Assay 98~102.0%