Polyethylene glycol is a kind of high polymer, the chemical formula is HO(CH2CH2O) NH, non-irritating, slightly bitter taste, with good water solubility, and many organic components have good compatibility. With excellent lubricity, moisture, dispersion,adhesion, can be used as antistatic agent and softener, etc., in cosmetics
Test items |
Analytical methods |
Standard |
Result |
Result found |
Appearance (25ºC) |
EP |
White or almost white solid with a waxy or paraffin-like appearance.Very soluble in water and in methylene chloride,very slightly soluble in ethanol(96 per cent),practically insoluble in fatty oils and in mineral oils |
White Powder |
Qualified |
Identification |
EP |
A |
Conforms |
Qualified |
|
EP |
B |
Conforms |
Qualified |
|
EP |
C |
Conforms |
Qualified |
Definition |
USP |
A qualified |
Conforms |
Qualified |
|
|
B qualified |
Conforms |
Qualified |
|
USP |
97.0-103.0% |
100.2% |
Qualified |
Appearance of solution |
EP |
Meet requirements |
Conforms |
Qualified |
Completeness and Color of Solution |
USP |
Meet requirements |
Conforms |
Qualified |
Acidity or Alkalinity |
EP |
Meet requirements |
Conforms |
Qualified |
Acidity and Alkalinity |
USP |
4.5-7.5 |
5.58 |
Qualified |
Average Molecular Weight |
USP |
3015-3685 |
3389 |
Qualified |
Polydispersity |
USP |
90%-110% |
101.1% |
Qualified |
Ethylene Glycol |
USP |
≤0.062 |
ND |
Qualified |
Kinematic viscosity (mm2.S-1) |
EP |
76-110 |
Conforms |
Qualified |
Freezing point(ºC) |
EP |
53-57 |
54 |
Qualified |
Sum of diethylene and ethylene glycol(%) |
USP |
≤0.2 |
ND |
Qualified |
Sum of Formaldehyde and Acetaldehyde(ug/g) |
USP |
≤200 |
ND |
Qualified |
Hydroxyl value |
EP |
30-38 |
33.1 |
Qualified |
Reducing substances |
EP |
Meet requirements |
Conforms |
Qualified |
Formaldehyde(ppm) |
EP |
≤30 |
0.008 |
Qualified |
Formaldehyde(ppm) |
USP |
≤30 |
ND |
Qualified |
Ethylene oxide(ppm) |
EP |
≤1 |
ND |
Qualified |
Dioxan(ppm) |
EP |
≤10 |
ND |
Qualified |
Free Ethylene Oxide(μg/g) |
USP |
≤10 |
ND |
Qualified |
1,4-Dioxane(μg/g) |
USP |
≤10 |
ND |
Qualified |
Water (%) |
EP |
≤1.0 |
0.3 |
Qualified |
Sulfated ash(%) |
EP |
≤0.2 |
0.08 |
Qualified |
Residue on Ignition(%) |
USP |
≤0.1 |
0.08 |
Qualified |
Conclusion |
According to the current EP ,current USP standard,the results meet the requirements. |
Packing
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Shipping
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Factory profile
![High Quality Polyethylene Glycol Peg 3350 Manufacturer Price CAS No: 25322-68-3](//www.micstatic.com/athena/img/transparent.png)
Cas No.25322-68-3 H.s.Code 3907299090
Pacakge: Pharma Grade PE Bag and Kraft Bag
Specification:25KG/BagBrand:AQUASHINE
Country of origin:CHINAPacking size:500KG/PALLET. 1.1*1.1*1M
Storage:Store it in a cool, dry place and protected against humidity and pressing
Temperature:2-25
Expiration date:2 years
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