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Pemasok yang Diaudit Hot sell Ethylene glycol with good price cas 107-21-1
| Ethylene glycol Basic information | |
| Product Name: | Ethylene glycol |
| CAS: | 107-21-1 |
| MF: | C2H6O2 |
| MW: | 62.07 |
| EINECS: | 203-473-3 |
| Mol File: | 107-21-1.mol |
| Ethylene glycol Chemical Properties | |
| Melting point | -13 °C(lit.) |
| Boiling point | 196-198 °C(lit.) |
| density | 1.113 g/mL at 25 °C(lit.) |
| vapor density | 2.1 (vs air) |
| vapor pressure | 0.08 mm Hg ( 20 °C) |
| refractive index | n20/D 1.431(lit.) |
| Fp | 230 °F |
| storage temp. | 2-8°C |
| solubility | water: miscible |
| pka | 14.22(at 25ºC) |
| form | Viscous Liquid |
| color | blue |
| Relative polarity | 0.79 |
| Odor | Odorless |
| PH | 6-7.5 (100g/l, H2O, 20ºC) |
| explosive limit | 3.2%(V) |
| Water Solubility | miscible |
| FreezingPoint | -11.5ºC |
| Sensitive | Hygroscopic |
| λmax | λ: 260 nm Amax: ≤0.03 |
| λ: 280 nm Amax: ≤0.01 | |
| Merck | 143798 |
| BRN | 505945 |
|
Items tested |
Specifications |
Results |
|
|
Appearance |
Colorless or light yellow liquid |
Colorless liquid |
|
|
Assay % |
≥99.0% |
99.47% |
|
|
Boiling range (0 ºC , 0.10133MPa) 5-95%(volume), ºC |
195-200 |
195-200 |
|
|
Water % |
≤0.20% |
0.15% |
|
|
Conclusion |
Conform to GBT 4649-2008 |
||
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