少妇被猛男粗大的猛进出,亚洲 欧美 动漫 少妇 自拍,日韩免费视频,青春草在线视频免费观看

訂購電話:4001650900

Methyl coumalate

Molecular Structure:
MDL:
MFCD00010120
Molecular Formula:
C7H6O4
Molecular Weight:
154.12
Alias:
Methyl 2-Pyrone-5-carboxylate Coumalic acid methyl ester Methyl 2-oxo-2H-pyran-5-carboxylate 2-Oxopyran-5-carboxylic Acid Acid Methyl Ester 2-Pyrone-5-carboxylic Acid Methyl Ester
Product order:
Name Specifications Packing Price Delivery
Methyl coumalate 98% 25g RMB 3273.6 Consulting service
Methyl coumalate 98% 5g RMB 990 Consulting service
Methyl coumalate 98% 1g RMB 220 Consulting service
Character:
沸點:178-180 °C
熔點:68-73 °C 
Quality Standard:
外觀Appearance                      白色至棕色粉末或結晶
紅外光譜Infrared spectrum           Conforms
純度Purity                          ≥98.0%(GC)
熔點Melting Point                    68 - 73 ℃
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號:滬ICP備19037119號-1     
網站地圖:
試劑CAS試劑分類試劑產品實驗儀器耗材分類實驗儀器耗材新聞資訊
   滬公網安備 31012002003055號