亚洲高清资源,久久免视频,欧美国产日韩在线,国产精品亚洲一区二区三区在线播放,国产精品2020观看久久,亚洲视频1,在线观看国产小视频

系統檢測到您還未安裝播放器,點(diǎn)此安裝FLASH播放器
Home Products Magnesium sulfate heptahydrate


Properties: Industrial magnesium sulfate generally refers to heptahydrate. It is colorless fine needle-like or inclined columnar crystal. It is odorless and bitter. Packaging: plastic woven bag lined with polyethylene film bag, net weight 25 kg/bag; Large packaging bag, net weight 1000 kg/1250 kg/1350 kg/bag.

Recruitment    |    ContactUs

2009 Meizhou Union Chemical Co.,Ltd.     粵ICP備11063888號    Support:Newthink