技术规格说明书
产品名称
聚（乙二醇） average Mn 20,000
产品编号
81300
产品品牌
aldrich
化学文摘社编号
25322-68-3
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Powder or Crystals or Flakes |
| Molecular Number Mn (GPC-Analysis) | Report Result |
| Molecular Weight Mp (GPC-Analysis) | Report Result |
| Molecular Weight Mw (GPC-Analysis) | Report Result |
| Molecular Weight Mz (GPC-Analysis) | Report Result |
| Polydispersity Index (PDI) (GPC-Analysis) | Report Result |
| MELTING POINT | 63 - 66 C |
| SOLUBILITY (COLOR) | Colorless |
| SOLUBILITY (TURBIDITY) | Clear |
| SOLUBILITY (METHOD) | 1G IN 10ML WATER, HOT |
| WATER | ≤ 1.0 % |
| SULFATED ASH | ≤ 0.2 % |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
| VISCOSITY (ROTATION) | 2700 - 3500 mPas |
| VISCOSITY (CONDITIONS) | 50 % IN H2O, 20 C |
| HYDROXYL VALUE | 4.5 - 7.0 mg KOH/g |
| Remark | MOLECULAR MASS (CALCULATED FROM HYDROXYL VALUE): ~16000 - 24000 |