Polyethylene Glycol 3350

Chemical Name

Polyethylene Glycol 3350

Poly(ethylene glycol) 3350; PEG 3350

CAS Number

25322-68-3 (6812-36-8)

Molecular Structure

Packing

15kg/Bag

Capacity

5000MT/Year

Storage

Keep container tightly closed in a dry and well-ventilated place.

Application

Polyethylene Glycol 1000 is used as ointment suppository base, glidant, solvent and lubricant in medicine and chemical industry.

Colorlesss and NMT slightly hazy solution

Identification

Meets the requirements

Residue on Ignition

≤0.10 %

Heavy Metal

≤5ppm

Ethylene Oxide and Dioxane

Ethylene Oxid: ≤10µg/g

Dioxane: ≤10µg/g

Formaldehyde and Acetaldehyde

Formaldehyde : ≤15µg/g

Acetaldehyde : ≤200µg/g

Apparent Weight-Average Molecular Weigh And

Polydispersity

Apparent weight-average molecular

weigh:3015~3685

Polydispersity:90~110%of the value stated

Hydroxyl Valu

30 ~ 38

Acidity and Alkalinit

4.5 ~ 7.5

Water Determinatio

≤1.0%

Viscosity(98.9℃)

16.0- 19.0Cst

Total Acrobic Microbial Count

≤1000cfu/mL

Total Combined Yeasts/Molds Count

≤100cfu/m

Assa

97.0 ~ 103.0%(on the anhydrous basis)

Standard

CP/USP/EP