亚洲vs欧洲精品第一页,97人妻碰碰免费,2012免费神马影院,上萬網友分享无码激情做a爰片毛片心得,无码中文字幕乱码二区

PRODUCTS

guoshun chemical

PRODUCTS

N,N-Dimethylformamide

Product name N,N-Dimethylformamide
English alias DMF
Dimethylformamide
Formdimethylamide
Dimethyl Formamide
CAS 68-12-2
68-18-2
1968-12-2
EINECS 200-679-5
Chemical formula C3H7NO
Molecular weight 73.09
Density 0.944 g/mL (lit.)
Melting point -61 °C (lit.)
Boiling point 153 °C (lit.)
Specific rotation 0.94 º
Flash point 136°F
Physical and chemical properties Colorless transparent liquid. It is a polar inert solvent. It can be mixed with water and most organic solvents at will except halogenated hydrocarbon.
Use Used as analytical reagent and solvent for vinyl resin and acetylene

HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   FACTORY  |   CONTACT  |   中文版

Copyright(C)2022, Changzhou Guoshun Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備17001950號