Polyethylene glycol
Chemical name: Polyethylene glycol
Structure: HO(CH2CH2O)nH
Characteristics & Use:
Excellent water solubility, good miscibility with many organic substances. Used as moisturizer, dispersing agent, water retention agent, binding agent, antistatic agent and softener in cosmetics, drugs, rubber, plastics, paper, coating, food, etc.
Specification:
| |
Appearance |
Melting point |
PHWFHG |
Average M.W. |
Viscosity |
Hydroxy value |
| PEG-200 |
Colorless solid |
-50±2 |
6.0-8.0 |
190-210 |
22-23 |
534-590 |
| PEG-400 |
Colorless solid |
5±2 |
6.0-8.0 |
380-420 |
37-45 |
268-294 |
| PEG-600 |
Colorless solid |
20±2 |
6.0-8.0 |
570-630 |
1.9-2.1 |
178-196 |
| PEG-800 |
White paste |
28±2 |
6.0-8.0 |
760-840 |
2.2-2.4 |
133-147 |
| PEG-1000 |
White wax |
37±2 |
6.0-8.0 |
950-1050 |
2.4-3.0 |
107-118 |
| PEG-1500 |
White wax |
46±2 |
6.0-8.0 |
1425-1575 |
3.2-4.5 |
71-79 |
| PEG-2000 |
White solid |
51±2 |
6.0-8.0 |
1800-2200 |
5.0-6.7 |
51-62 |
| PEG-4000 |
White solid |
55±2 |
6.0-8.0 |
3600-4400 |
8.0-11 |
25-32 |
| PEG-6000 |
White solid |
57±2 |
6.0-8.0 |
5500-7500 |
12-16 |
15-20 |
| PEG-8000 |
White solid |
60±2 |
6.0-8.0 |
7500-8500 |
16-18 |
12-15 |
| PEG-10000 |
White solid |
61±2 |
6.0-8.0 |
8600-10500 |
19-21 |
8-11 |
| PEG-20000 |
White solid |
62±2 |
6.0-8.0 |
18500-22000 |
30-35 |
- |
Note: Spec. of pharm. grade PEG: ash 0.2%; As 3ppm; heavy metal 5ppm.
Packaging:
Liquid: iron barrel, net weight 200Kg.
Paste: iron drum, net weight 50Kg.
Solid: paper drum or plastic woven bag, net weight 25Kg.
Storage: Store in a dry, ventilated place. Avoid sunlight and moisture.
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