It has been widely used in liquid preparations, such as the oral solution, eye drops etc.
Detailed introduction to PEG 400:
Specification: PEG400
Appearance(25℃): Colorless viscous liquid
Clarity and color of solution:
Non-concentraded, not deeper than 2 # standard solution
Average molecular weight: 370-430
Viscosity: (m㎡/s): 37-45
Ethylene glycol or diethylene glycol ≤0.25%
PH value: 4-7
Arsenic salts(ppm):≤3
Ignition Residue: ≤0.2
Heavy metal(ppm):≤5
Quality standard: CP2000
Storage:
This product is non-toxic and flame retardant.
Regarded as a general shipments of chemicals, it should be
sealed and stored in dry place.
Usage:
PEG400 is better for making the soft gelatin capsules. As the PEG400 is liquid, it has a broad compatibility with various solvents, and is Good solvent and solubilizer.It has been widely used in liquid preparations, such as the oral solution, eye drops etc