products

carbomer

Medicinal PEG

L-ascorbic acid cetylate

L-Carnitin

Vitamin E

Polyethylene oxide

Sodium polyacrylate

Hyaluronic acid

Quality standard:Olyethylene oxide


PEO voluntary standards:


item \ specification

PEO-50

PEO-100

PEO-200

PEO-400

appearance

White powder£¨>15mesh£©

Softening point

65¡æ¡«67¡æ

density

Apparent density£º0.2¡«0.3£¨Kg/L£©

Real density£º1.15-1.22£¨Kg/L£©

PH value

neutral£¨0.5wt£¥water-solubility£©

purity

>99.6£¥

Molecular weight£¨¡Á104£©

50

100

200

400

strength of solution

3£¥

2£¥

2£¥

0.5£¥

viscosity£¨second£©
£¨28¡æ Ubbelohde viscosimeter, 4ford)

40

34

76

14

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