春雨视频大秀直播_一女多男巨h乳_日韩在线三级_男女插插插视频

CAS No: 40497-11-8
Molecular formula: C₇H₈N₂O₂
Molecular weight: 152.15
Molecular Structure:

Uses: This product is a pesticide intermediate.
Packing: 25, 50, 180 kg/iron drum
Physical and chemical properties: colorless to light yellow oily liquid, boiling point 132-136℃ (0.5mmHg)
Quality index: ≥99.0%