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

Formamide(FA)

Molecular Formula HCONH2
Molecular Weight 45.041
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 , Specific gravity 1.1334(20°C). Be soluble in water and alcohol,slightly soluble in benzene and ether,etc,hygroscopic.
Uses 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.
Packing and storage 200L plastic drums or steel-plastic composite drums. Tightly closed to prevent from leaking and touching water. Stored in cool,ventilated and dry places,far from fire and heat source.
Specifications Q/320412 XY204-2008 

Index name

Top-grade

First grade

Appearance

colorless transparent liquid without visible impurities

 

Assay, % ≥

99.5

99.0

Methanol, % ≤

0.15

0.30

Chroma, (Pt-Co)# : ≤

10

20

Moisture, % ≤

0.050

0.10

Fe, ppm ≤

0.20

-

Ammonia, % ≤

0.010

0.020

Formic acid, % ≤

0.010

0.020

Ammonium formate , % ≤

0.08

0.10

Back

Copyright(C)2017,Suqian Xinya Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice
玉山县| 郓城县| 巴东县| 麻城市| 广水市| 潞城市| 石泉县| 蒲江县| 大同市| 天门市| 江都市| 嘉鱼县| 色达县| 勃利县| 宝山区| 洛浦县| 民勤县| 南丹县| 临桂县| 梓潼县| 北京市| 博罗县| 麻江县| 盐山县| 乌海市| 浦北县| 扶绥县| 成都市| 惠东县| 西昌市| 松溪县| 灵丘县| 德兴市| 易门县| 寻甸| 察雅县| 灵宝市| 黄骅市| 金昌市| 时尚| 清远市|