成年黄网站色视频免费观看-成年黄网站色大免费全看-成年大片免费高清在线看黄-成年大片免费高清在线观看-亚洲高清免费-亚洲高清毛片

SHIJIAZHUANG SINCERE CHEMICALS CO., LTD.
Add.:RM.2-3-1705 JIN LING
MANSIONS NO.106-1 EAST YUHUA
ROAD SHIJIAZHUANG
CITY HEBEI PROVINCE CHINA
P.C:050011
Tel:+86-311-67663776 67663728
+86-311-67663623 67663783
+86-311-85356878 67667576
Fax:+86-311-67663763
E-mail:sjzchx@sjzchx.com
chenghexin@sjzchx.com
Products
Formamide

Specification

 

Identification

Name:Formamide

Molecular Formula: CH3NO

Molecular Weight: 45.04

CAS Number: 75-12-7

Specification:

Index

Standard

Appearance

colorless liquid,sightless impurity

Purity

≥99.5%

Water

≤0.1%

Properties: Clear,colorless liquid and with ammonia-like-weak odor.m.p.2.55°C, b.p.210-212°C (partial decomposition beginning at 180°C), flash point 154°C , proportion 1.1334(20°C). Be soluble in water and alcohol,slightly soluble in benzene and ether,etc,hygroscopic.

Application: Formamide is the material to synthesize pharmaceuticals,spicery and dyestuffs.It is used as solvent in synthetic fiber spinning,plastic processing and lignin ink production etc,as paper treating agent,coagulation accelerator in oil well drilling and building industry,as carburant in casting industry,glue softener and as polar solvent in organic synthesis.

Package and Storage: 220kg per 200L plastic drums or steel drums(within coating).Tightly closed to prevent from leaking and touching water.Stored in cool,vent and dry places,far from fire and heat source.


【Previous】 【Next】 【Return】

主站蜘蛛池模板: 亚洲国产一区二区三区在线观看 | 国模私拍一区二区三区 | 国产一区二区三区免费在线观看 | 中文字幕第4页 | 国产精品福利久久久久久小说 | 国产精品资源在线播放 | 91免费高清无砖码区 | 国产视频高清在线观看 | 亚洲最新在线 | 欧美精品午夜久久久伊人 | 国产一二三区视频 | 97精品国产91久久久久久 | 夜夜操夜夜 | 亚洲一区日韩二区欧美三区 | 亚洲伦理 | 久久久久久91香蕉国产 | 福利视频欧美一区二区三区 | 99久久精品国产一区二区小说 | 亚洲欧美网 | 免费观看a毛片一区二区不卡 | 欧美激情在线 | 亚欧精品一区二区三区 | 91精品国产色综合久久 | 欧美高清69hd | 精品视频一区二区三区四区五区 | 精品久久久久久综合日本 | 97在线资源 | 99久久国产亚洲综合精品 | 久久一区二区三区免费播放 | 欧美国产日韩在线播放 | 欧美一欧美一区二三区性 | 日韩在线视频免费播放 | 在线一区二区三区 | 国产色在线视频 | 欧美日韩电影在线 | 亚洲 欧洲 另类 综合 自拍 | xx欧美 | 欧美精品日韩一区二区三区 | 国产精品区一区二区三 | 欧美 亚洲 另类 热图 | 国产女上位 |