亚洲秘 无码一区二区三区电影_国产做a爱一级毛片毛毛漫画_亚洲一区二区自拍_手机在线A片_欧美中出

CAS#: 1445-45-0

Packing:plastic barrel,200kg for each

Molecular formula:C₅H₁₂O₃

Molecular weight:120

Molecular structure:

Appearance:Colourless liquid

Assay:99% min

BP:107-109^oC