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(gòu)電話:4001650900

Polyethylene glycol

Molecular Structure:
MDL:
MFCD00081839
Molecular Formula:
HO(CH2CH2O)nH
Molecular Weight:
Alias:
聚氧乙烯600
Product order:
Name Specifications Packing Price Delivery
Polyethylene glycol 250g RMB 160 Consulting service
Polyethylene glycol 250g RMB 199 Consulting service
Polyethylene glycol 250g RMB 198 Consulting service
Polyethylene glycol 250g RMB 198 現(xiàn)貨
Polyethylene glycol 500g RMB 313.5 現(xiàn)貨
Polyethylene glycol 1kg RMB 627 現(xiàn)貨
Polyethylene glycol 100g RMB 198 現(xiàn)貨
Polyethylene glycol 500g RMB 907.5 現(xiàn)貨
Polyethylene glycol 250g RMB 627 現(xiàn)貨
Polyethylene glycol 250g RMB 132 現(xiàn)貨
Polyethylene glycol 500g RMB 247.5 現(xiàn)貨
Polyethylene glycol 250g RMB 363 現(xiàn)貨
Polyethylene glycol 平均分子量:1450 5Х5ml(原裝) RMB 1815 現(xiàn)貨
Polyethylene glycol AR,average Mn 10000 500g RMB 67.1 促銷
Polyethylene glycol CP,average Mn 400 250ml RMB 46.2 促銷
Polyethylene glycol 色譜固定液 100g RMB 74.8 現(xiàn)貨
Polyethylene glycol AR,average Mn 8000 250g RMB 37.4 促銷
Polyethylene glycol AR,average Mn 10000 250g RMB 34.1 促銷
Polyethylene glycol AR,average Mn 20000 250g RMB 37.4 促銷
Polyethylene glycol AR,average Mn 300 500ml RMB 42.9 促銷
Polyethylene glycol AR,average Mn 600 500g RMB 42.9 促銷
Polyethylene glycol CP,average Mn 800 250g RMB 96.8 現(xiàn)貨
Polyethylene glycol AR,average Mn 6000 500g RMB 50.6 促銷
Polyethylene glycol CP,average Mn 4000 500g RMB 63.8 現(xiàn)貨
Polyethylene glycol CP,average Mn 2000 500g RMB 42.9 促銷
Polyethylene glycol AR,average Mn 1500 500g RMB 57.2 促銷
Polyethylene glycol AR,average Mn 1000 500g RMB 71.5 現(xiàn)貨
Polyethylene glycol AR,average Mn 200 500ml RMB 57.2 促銷
Character:
有輕微特殊氣味。微有吸濕性。遇熱易熔化。溶于水和乙醇
Storage:
密封陰涼干燥保存。
用途  氣相色譜固定液(最高使用溫度200℃,溶劑為丙酮、氯仿、二氯甲烷),分離分析醇、酮、醛等含氧化合物,聚四氟乙烯中水分,脂肪胺,揮發(fā)油。并被廣泛用作載體和毛細(xì)管柱內(nèi)壁的改性劑。有機(jī)合成。
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號(hào):滬ICP備19037119號(hào)-1     
網(wǎng)站地圖:
試劑CAS試劑分類試劑產(chǎn)品實(shí)驗(yàn)儀器耗材分類實(shí)驗(yàn)儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號(hào)