ITEMS

CRITERIA

Appearance

White or almost white, amorphous or crystalline powder.Freely soluble in water.

PH

5.0-8.5

Clarity of solution

2.5g/25ml water solution is clear.

Chloride

≤0.005%

Conductivity

≤200μs/cm

Alfadex

≤1.5%

Propylene glycol

≤2.5%

Water

≤10.0%

Heavy Metal

≤10ppm

Hydroxypropoxyl content (on the basis ofanhydrous)

16.2%-45.1%