少妇又紧又色又爽又刺激视频 ,7777精品久久久大香线蕉,免费看少妇作爱视频,日日狠狠久久偷偷色综合96

HOME > PRODUCTS
Ethylenediamine
product Name Ethylenediamine
Synonyms 1,2-Diaminoethane anhydrous; Ethylenediamine diacetate; Ethylenediamine and derivatives; 1,2-Diaminoethane; 1,2-ethylenediamine; ethane-1,2-diamine; ethane-1,1-diamine; (E)-ethene-1,2-diamine; Ethylenediamineanhydrous; EDA
Molecular Formula C2H8N2
Molecular Weight 60.0983
InChI InChI=1/C2H8N2/c3-1-2-4/h1-4H2
CAS Registry Number 107-15-3
EINECS 203-468-6
Molecular Structure
Density 0.872g/cm3
Melting point 11℃
Boiling point 119.671°C at 760 mmHg
Refractive index 1.446
Flash point 33.889°C
Water solubility miscible
Vapour Pressur 15.778mmHg at 25°C
< back >
 
點(diǎn)擊這里給我發(fā)消息