91日韩免费I日日夜夜天天操I激情欧美国产I天天爽天天射I色 中文字幕I日韩在线第一Iav丝袜制服

[Product name]:

3,3',4,5'-Tetrahydroxy-trans-stilbene; (E)-4-[2-(3,5Dihydroxyphenyl)ethenyl]1,2-benzenediol; (E)-4-(3,5-Dihydroxystyryl)benzene-1,2-diol

[Structural Formula]:

[Molecular Formula]:

C₁₄H₁₂O₄

[Molecular Weight]:

244.243

[CAS NO]:

10083-24-6

[Packing]:

Properties

Appearance

Yellowish brown to yellow powder

Melting range ℃

223-227

Quality Specifications

Purity%

≥97.0

Moisture %

  ≤0.5