一区二区三区av_国精日本亚洲欧州国产中文久久_亚洲精品一区在线观看_一级视频黄色_视频一区在线观看_91在线精品视频

Service hotline: 0571-86692169

Imidazole

Product Name: Imidazole
Product Name: Glyoxaline
Packing price: 25KG/RMB
Purity specification: 99%
Product Category: Pharmaceutical Intermediates
CAS: 288-32-4

Molecular formula: C3H4N2
Molecular weight: 68.0773
Properties: colorless prismatic crystal or yellowish crystal, soluble in water, weakly alkaline. Toxic, oral LD50: 18.80mg/kg in mice. LD50610mg/kg was injected, and its toxicity and protective methods were similar to those of ethylenediamine.
Uses: used as epoxy resin curing agent, widely used in computers, electrical appliances; as a rust inhibitor for copper for printed circuit boards and integrated circuits; as a raw material for pharmaceuticals, for the manufacture of antifungal agents, antifungal agents, low Blood sugar therapeutic drugs, artificial plasma, trichomoniasis therapeutic drugs, bronchial asthma therapeutic drugs, anti-leucorrhea agents, etc.; used as a raw material for pesticides, as a synergist for boric acid preparations, preparation of insecticides and fungicides; Used as a raw material for urea-formaldehyde resin curing agent, photographic drug, adhesive, paint, rubber vulcanizing agent, antistatic agent, etc.
Storage: Packed in wooden or glass bottles. Store in a cool, ventilated, dry place. Heat, moisture, sun, and collision.

主站蜘蛛池模板: 欧美一区二区三区免费看 | 久章操 | 久久伊人国产 | 亚洲最大色大成人av | 国产精品久久久久久久久久免 | 色老板视频在线观看 | 天天色天天操天天 | 国产精品一区二区免费看 | 日本不卡视频在线观看 | 一级黄色片毛片 | 校园春色男人天堂 | 我妈妈的女朋友 | 操久久 | 亚洲国产精品一 | 久久精品这里只有精品 | 最新一区二区三区 | 欧美 日韩 一区二区三区 | 精品欧美一区二区久久久 | 13一14毛片免费看 | 三级精品在线观看 | 欧美在线精品一区 | 九色国产| 国产精品久久久久久久久久ktv | 国产一区二区视频在线 | 最新欧美日韩 | 国产又色又爽又黄又免费 | 三级精品| 麻豆传媒剧情在线 | 色一本 | 中文字幕日本在线观看 | 亚洲毛片一区二区 | 色影视 | 亚洲一区二区三区在线免费观看 | 成年人免费小视频 | 黄色av网站在线免费观看 | 国产福利一区在线 | 国内精品久久久久久久97牛牛 | 日韩一区二区在线免费观看 | 成年人天堂 | 亚洲伦理一区二区三区 | 在线免费观看91 |