在线一级片-h网站在线-成年人黄色av-四虎精品影视-国内自拍一区-伊人手机在线视频-日韩有码第一页-超碰人操-国产av福利久久-a级成人毛片-亚洲最大av一区二区三区-波多野结衣在线播放-无码少妇丰满熟妇一区二区-欧美激情亚洲-日韩av免费在线看

Recommended Products
75-12-7
123-39-7
107-31-3
124-40-3
75-50-3
647-45-2
617-84-5
74-89-5
68-12-2
Products

N,N-Diethyl formamide(DEF)

Molecular Formula

C5H11NO

Molecular Weight

101.15

Properties

clear colorless to pale yellow liquid,with ammonia-like-weak odor.m.p-78°C,b.p.178°C,flash point 154°C,proportion 0.908(20°C. Be soluble in water and alcohol.

Uses

Used as solvent and preservative, insect repellents etc.

Packing and storage

200L plastic drum or plastic coated metal pail. Tightly closed to store,prevent from leaking,avoid rain,sunlight,far from fire and heat source,strictly forbid striking and rubbing.

Specifications

Q/320412 GXY004-2012

Index name

Top-grade

Appearance

Light yellow or colorless transparent liquid, no visible impurities

N,N-diethylformamide,  % ≥

99.7

Methanol, % ≤

0.10

Chroma, (Pt-Co)# : ≤

50

Moisture, % ≤

0.05

Diethylamine, % ≤

0.05

N-ethylformamide, % ≤

0.05

Back

Copyright(C)2017,Suqian Xinya Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice