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

Heptadecane

Cas:
629-78-7
Molecular Structure:
MDL:
MFCD00009002
Molecular Formula:
C17H36; CH3(CH2)15CH3
Molecular Weight:
240.47
Alias:
正十七烷 n-Heptadecane
Product order:
Name Specifications Packing Price Delivery
Heptadecane GCS,≥99.5% (GC) 5ml RMB 185.9 Consulting service
Heptadecane GR,99% 25ml RMB 228.8 Consulting service
Heptadecane GR,99% 100ml RMB 753.5 Consulting service
Heptadecane AR 25ml RMB 174.9 Consulting service
Heptadecane AR 100ml RMB 533.5 Consulting service
Heptadecane AR 500ml RMB 2739 Consulting service
Character:
無色液體或細小葉片狀結(jié)晶。溶于乙醚,微溶于乙醇,不溶于水。
密度:0.7780
熔點:22℃
沸點:301.8℃
折光率:1.4369
閃點:148℃。
Quality Standard:
項目                                    分析純  
                                        (AR)
外觀Appearance                          無色透明液體或結(jié)晶
紅外光譜鑒別Infrared spectrometry       和對照品匹配
純度Purity                              ≥95.0% (GC)
熔點Melting point                       20°C - 26°C
Refractive index n20/D                  1.4730

項目                                    優(yōu)級純  
                                        (GR)
外觀Appearance                          無色透明液體或結(jié)晶
紅外光譜鑒別Infrared spectrometry       和對照品匹配
純度Purity                              >99.0% (GC)
熔點Melting point                       21°C - 24°C
烴Hydrocarbons                          <500 ppm (芳香族)
Refractive index n20/D                  1.4369

Storage:
密封陰涼保存。
用途  氣相色譜分析標準。溶劑。
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號:滬ICP備19037119號-1     
網(wǎng)站地圖:
試劑CAS試劑分類試劑產(chǎn)品實驗儀器耗材分類實驗儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號