无遮挡一级毛片,国产一级手机毛片,女人精69xxxⅹxx猛交,看美女毛片,a爱视频,免费国产之a视频,性a视频

,Jinan DaheWeiye Chemical Co., Ltd

Home| E-mial | Contact Us

Hot search: Methyl sulfoxide (DMSO)  , Thioacetamide  , m-Xylene  , Ethyl acetoacetate  , 

Product details

1-Methyl-2-pyrrolidinone

Product name 1-Methyl-2-pyrrolidinone
CAS RN 872-50-4;2687-44-7
EINECS No. 212-828-1
Molecular formula C5H9NO
Molecular weight 99.13
Physical and chemical properties Properties Colorless transparent oily liquid, slight smell of amine.
Melting point -24.4℃
Boiling point 203℃
Relative Density 1.0260
Refractive index 1.486
Flash point 95℃
Solubility good miscibility with water, alcohol, ether, ester, ketone, halogenated hydrocarbon, aromatic hydrocarbon .
Uses Widely used in refining advanced lubricating oil, polymer synthesis, insulation materials, pesticides, paints and cleaning agents, etc
乐业县| 阿拉善盟| 京山县| 墨玉县| 南皮县| 洛阳市| 温宿县| 肇州县| 三穗县| 黄大仙区| 无极县| 革吉县| 县级市| 双峰县| 平陆县| 福鼎市| 昌邑市| 奈曼旗| 安义县| 临江市| 酒泉市| 麻栗坡县| 防城港市| 忻城县| 中西区| 宾阳县| 潞西市| 乐都县| 元江| 怀远县| 怀柔区| 西乌珠穆沁旗| 即墨市| 象山县| 绍兴县| 吉隆县| 扎赉特旗| 威远县| 汶上县| 高清| 舞阳县|