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

Cyanamide

Cas:
420-04-2
Molecular Structure:
MDL:
MFCD00007572
Molecular Formula:
CH2N2;NCNH2
Molecular Weight:
42.04
Alias:
氰胺,氨基氰 Carbodiimide Hydrogen cyanamide
Product order:
Name Specifications Packing Price Delivery
Cyanamide 50%溶液 100g RMB 115.5 Consulting service
Cyanamide 50%溶液 500g RMB 432.3 Consulting service
Cyanamide 50%溶液 10L RMB 4373.6 Consulting service
Character:
溶于水、乙醇、乙醚、酚、胺、酯、酮,微溶于苯和鹵化烷烴,不溶于環(huán)己烷。能與水蒸氣一起揮發(fā)。易聚合。
密度:1.082
沸點: 83 °C/0.5 mmHg
折光率n20/D 1.405 
Quality Standard:
外觀Appearance                        無色透明液體(或藍色澄清液體)
純度Purity                              ≥50.0%  
PH  :                                  4.0 - 5.0
                                        Concentration = Neat
穩(wěn)定劑Stabilizer                        0.1 % (typically)formic acid
Storage:
對光敏感,易吸潮,密封避光保存。 
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