精品日韩中文字幕_国产大战开裆丝袜高跟美腿_超碰人人射人人射_日韩AV不卡二区_91精品国产91久久久久蜜臀

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-ethylformamide(NEF)

Molecular Formula

C3H7NO

Molecular Weight

73.09

Properties

Light yellow or colorless transparent liquid.m.p.-78°C,b.p.202-204°C,flash point 113°C,proportion 0.95 (20°C)。

Uses

N-ethyl formamide is an important organic chemical raw material and intermediate ,is a good organic solvent. Used as a solvent, drug synthesis reaction solvent, solvent synthesis, fiber spinning, photographic chemicals, the field of painting and electronic chemicals. Used as reaction solvent and refining  solvent in organic synthesis. It is also widely used in pharmaceutical, dyestuff, spice and electrolysis, electroplating industry.

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

GXY005-2014

Index name

Top-grade

Appearance

Light yellow or colorless transparent liquid, no visible impurities

N-ethylformamide, % ≥

99.7

Methanol, % ≤

0.10

Chroma, (Pt-Co)# : ≤

20

Moisture, % ≤

Monoethylamine, % ≤

N,N-diethylformamide, % ≤

0.05

0.05

0.10

Back

Copyright(C)2017,Suqian Xinya Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice
汉寿县| 赫章县| 彝良县| 措勤县| 长葛市| 盐亭县| 清涧县| 东至县| 美姑县| 廉江市| 当阳市| 奉节县| 临江市| 红河县| 方山县| 馆陶县| 祥云县| 乐清市| 托里县| 张家川| 巨野县| 伊宁县| 绥中县| 巴彦淖尔市| 抚宁县| 康保县| 阿鲁科尔沁旗| 兴安盟| 宿松县| 页游| 博客| 龙南县| 威信县| 监利县| 大安市| 工布江达县| 长阳| 兴业县| 邢台市| 孝昌县| 厦门市|