爱就去xxoo777.com_男人打飞出精视频无码_婷婷视频在线_欧美激情免费看_性xx视频_日本美女性生活视频

Welcome to Ningxia Taikang Pharmaceutical Co., Ltd. website!
Service Tel

Foreign Trade:18995223366 Domestic Trade:18995262626

Hot keywords:Calcium Carbide Calcium Cyanamide Dicyandiamide Electronic grade Dicyandiamide Cyanamide
Position: Home > Products
Electronic grade Dicyandiamide

Product name: Dicyandiamide

Molecular formula: C2H4N4

Structural Formula:

CAS: 461-58-5

Molecular weight: 84.08

 

Dicyandiamide is a dimer of cyanamide and a cyano derivative of guanidine. Chemical formula C2H4N4. White crystalline powder. It is soluble in water, alcohol, ethylene glycol and dimethylformamide, practically insoluble in ether and benzene. Nonflammable. Stable when dry. 
Electronic grade Dicyandiamide is Dicyandiamide product with cyanamide content ≧99.8%. 

Product Process:

feeding mother liquor or softened water into a feeding stirrer, adding Dicyandiamide according to a proportion, pumping into a dissolving kettle by a pump, heating to fully dissolve, putting into a dissolving liquid storage tank, pumping into a primary filter by a pump, feeding filtrate into a primary filtrate storage tank, pumping into a secondary filter by a pump, performing precise filtration, pumping filtrate into a crystallizing pot by an ultra-precise filter through an outlet of the precise filter, cooling to crystallize, discharging from the crystallizing pot, performing solid-liquid separation by a centrifugal machine, the separated wet crystal is sent to a dryer for drying by a screw machine, and the dried finished product is weighed and packaged. 

According to the production principle of electronic grade Dicyandiamide, ordinary Dicyandiamide is redissolved, filtered and purified, and recrystallized to produce cyanamide with a content of ≥ 99.8%.

 

Contact us

Contact:

Foreign Trade:18995223366 Domestic Trade:18995262626
                  
Email: E-mail;sales1@nxdadi.com
Address: Shizuishan Ecological Economic Development Zone, Pingluo County, Shizuishan City, Ningxia Hui Autonomous Region, China

Copyright(C)2023, Ningxia Taikang Pharmaceutical Co., Ltd. All Rights Reserved. Supported by  ChemNet ChinaChemNet Toocle?

- Sincerely serve you -

Submit your request and we will call you back in time

主站蜘蛛池模板: 国产精品理论在线无码 | 97色视频在线 | 亚洲人成一区 | 欧美精品丝袜久久久中文字幕 | 98久久人妻少妇激情啪啪 | 久久香蕉精品 | 女儿国3在线观看免费版高清 | chinesechina自拍| 天堂网资源中文最新版 | 免费全过程曰批40分钟视频在线 | 免费男女网站 | 一级片网页 | 裸体丰满少妇做受久久99精品 | 女人被男人躁得好爽免费高清视频 | 国产精品久久久久久久久久免费看 | 精品亚洲国产成人 | 能免费看18视频网站 | 亚洲国产精品系列 | 国产真实露脸乱子伦 | 一 级 黄 色蝶 片 | 特黄一级 | 亚洲乱亚洲乱妇91p丰满 | 137大胆人体在线观看 | 久久久一本精品 | 成人在线视频app | 国产免费不卡视频 | 欧美成人精品三级一二三在线观看 | 小鲜肉男男gay做受xxx | 好姑娘韩剧免费高清观看 | ww免费视频 | 少妇A级裸片AAAAA八戒 | 免费试看一级片 | 三区四区在线 | 亚洲精品免费一二三区 | 射射射天天av | 日本午夜片无码区在线观看 | 被男狂揉吃奶胸高潮视频在线观看 | 久久久精品日韩免费观看 | 老司机精品视频免费 | 分分操免费视频在线观看 | 99久久免费国产精品 |