国产女人水真多18毛片18精品|国产午夜精品喷水久久|亚洲精品成人网久久久久久|国产亚洲精品字幕在线观看

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
维西| 彰化县| 横峰县| 海口市| 自治县| 永清县| 襄垣县| 新丰县| 新和县| 玉环县| 深圳市| 长武县| 宁乡县| 兴安县| 梁平县| 沿河| 黎平县| 噶尔县| 云龙县| 珲春市| 贵港市| 菏泽市| 大田县| 通海县| 海伦市| 平舆县| 印江| 故城县| 沛县| 平阴县| 宜都市| 灌阳县| 南安市| 塘沽区| 巴马| 土默特左旗| 南乐县| 泸溪县| 吉安市| 曲靖市| 台州市|