日本xxxx色视频在线观看-日本xxxx色视频在线观看免-日本xxxx色视频在线观看免费-日本xxxx视频-国产一毛片-国产一起色一起爱

Detail

Zinc Chloride

Name: Zinc Chloride
Molecular formula: ZnCl2
Molecular weight: 136.295
CAS NO: 7646-85-7
HS CODE: 2827399000
UN NO.: 2331 8 category
Properties: white hexagonal granular crystal or powder. Relative density is 2.91 (25/4℃). Melting point is 283℃, boiling point is 732℃. Easily soluble in water, soluble in methyl alcohol, ethyl alcohol, glycerin, acetone and diethyl ether, insoluble in liquid ammonia.

Uses:
① Battery electrolyte
②Dehydrating agent and condensing agent in organic synthesis industry
② Catalyst for cation exchange resin
④ Solvent for producing polypropylene
⑤Mordant, mercerizing agent and sizing agnet for textile industry
⑥In producing reactive dyess and cation dyes


Technical indicators:national standards of the PRC: GB1625-79 %(m/m)

  Item Index
Battery grade First grade Second grade
Assay (as ZnCl2), ≥ 98.0 98.0 96.0
Oxychloride(ZnO), 1.8-2.2 2.2 2.2
Sulfate (SO4),≤ 0.01 0.01 0.05
Barium (Ba),≤ 0.1 0.1 0.2
Iron (Fe),≤ 0.0005 0.001 0.002
Lead (Pb), ≤ 0.0005 0.001 0.002
Zinc sheet corrosion test Qualified - -

 


Storage: keep in cool, dry and well-ventilated warehouse. Separate from water-containing matter and edible chemicals.
Packing: woven bag, painted iron drum, galvanized iron drum or plastic drum lined with double-layer moisture-proof film, net weight is 50Kg and 25Kg.





主站蜘蛛池模板: 中文字幕日韩欧美一区二区三区 | 亚洲欧美日韩高清专区一区 | 男女做羞羞的视频 | 精品国产三级a∨在线 | 天堂资源在线8 | 岬奈一区二区中文字幕 | 欧美另类亚洲 | 久久青青草原综合伊人 | 亚洲欧美精品日韩欧美 | 在线精品自拍 | 91九色在线播放 | 日韩小视频在线观看 | 国产99视频精品免费视频7 | 九九九九九九精品免费 | 亚洲h视频在线观看 | 色午夜视频 | 亚洲欧美日韩国产综合久 | 一级毛片免费毛片毛片 | 国产精品视频免费一区二区三区 | 天堂 在线最新版在线 | 国产精品久久久久久一级毛片 | 隔壁的老头无删减版在线观看 | 四虎国产精品免费五月天 | 五月网 | 久久精品国产在热亚洲完整版 | 大毛片a大毛片 | 在线五月婷婷 | 久久综合九色综合欧洲 | 青青青视频在线播放视频 | 国产精品日本亚洲777 | 国产三级在线免费 | 日韩麻豆国产精品欧美 | 太大了黑人温泉在线播放 | 精品不卡一区中文字幕 | 99久久伊人精品波多野结衣 | 影音先锋5566夜色资源网 | 丝袜高跟美脚国产1区 | 国产色婷婷精品综合在线 | 日本免费黄网站 | 亚洲色四在线视频观看 | 欧美成人精品在线 |