Carbomer 980 for hand sanitizer, CAS No.: 139637-85-7

Item

Specification

Result

Appearance

Fluffy, white powder

Conforms

Viscosity (20r/min, 25°C)

0.2% Aqueous solution

15,000-30,000mPa.s

26,750mPa.s

0.5% Aqueous solution

40,000-80,000mPa.s

60,050mPa.s

Solution clarity (420nm)

0.2% Aqueous solution

85% Min

96%

0.5% Aqueous solution

85% Min

95%

Carboxylic acid content

56.0-68.0%

60%

Identification

Take this product 0.1g,dispersed in 20ml water, add 10% sodium hydroxide solution 0.4ml, that is gel form.

Conforms

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2.5-3.5

3.2

Residual acrylic acid

0.25% Max

0.15%

Residual Benzene

0.50% Max

Not detected

Loss on drying

2.0% Max

Conforms

Packing density

21.0-27.0 g/100ml

Conforms

Heavy metals (Pb+As+Hg+Sb)

10ppm Max

Conforms