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: 119-80-2
Molecular formula: C₁₄H₁₀O₄S₂
Molecular weight: 306.06
Structural formula:

Product Features:
1. Properties: light brown to off-white powder.
2. Melting point: 288-290°C
3. Content: ≥ 95%, Content: ≥ 98%, Moisture: ≤ 1.0%
Storage: sealed, dry, cool and ventilated
Packaging: The standard packaging of this product is 20kg net kraft paper bag, 25kg kraft paper bag, or 25kg cardboard drum.