久久五月丁香激情综合,成人a大片在线观看,久久精品国产99久久72部,国产精品国产三级国快看本,久久婷婷人人澡人人爽人人爱

Key products
Products
Methyl 4-methoxysalicylate;
Name:           Methyl 4-methoxysalicylate;
CAS No:            5446-02-6

Appearance: Off- white crystalline powder

Assay:99.0%min.

Melting point: 49-53D.C.

Moisture: 0.5% max.
【Back】