亚洲阿v天堂无码在线,xxxx日本熟妇hd,少妇交换做爰做到高潮,男生女生一起差差差带疼痛的声音

丹陽瑞青化工有限公司

江蘇申瑞科技新材料有限公司

Product details

Ruiqing Chemical

3,4-Dimethoxy phenyl acetonitrile

Product name	3,4-Dimethoxy phenyl acetonitrile
CAS	93-17-4
Molecular formula	C₁₀H₁₁NO₂
Molecular weight	177.12
Structural formula
Physical and Chemical Properties	Appearance：White solid crystal Content：≥98% Melting point：54-57℃ Density：1.059 Hazard level：six
Use	Used for organic synthesis and pharmaceutical industry