熟妇人妻一区二区三区69,骚逼抠逼啊啊啊,大鸡巴插小逼太爽了视频,小黄片欧美日韩在线观看

中文名

R-1，2，3，4-四氫萘胺

S-1，2，3，4-四氫萘胺

Name

R-1,2,3,4-Tetrahydro-1-naphthylamine

S-1,2,3,4-Tetrahydro-1-naphthylamine

CAS No.

23357-46-2

23357-52-0

Molecular formula

C₁₀H₁₃N

Mol. wt

147.22

Appearance

Colourless or pale yellow liquid

Structural formula

Use

/

Specification

（Chemical Purity）≥99.0%

（Optical Purity）≥99.0%

（Water）≤0.2%

Package

25Kg/drum or customerise