Product Name

Sodium dodecyl sulfate

CAS No

151-21-3

Structural formula

Molecular formula

C12H25NaO4S

Index Name

Specification

Appearance

White Powder Form

White Needle Form

Clear, light yellow Liquid

General

For Plasterboard

Active ingredient (%)

≥92

≥93

≥95

≥92

≥93

≥95

≥31

≥32

≥35

Petroleum ether soluble substances (%)

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

≤0.3

≤1.5

≤1.5

Inorganic salts (NaCl+Na2SO4) (%)

≤5.5

≤4.5

≤2.5

≤4.5

≤3.5

≤2.0

≤0.5

≤2.0

≤2.0

Water (%)

≤2.5

≤2.5

≤2.5

≤3.5

≤3.5

≤3.0

-

-

-

pH (1% aq. solution)

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

7.5~9.5

Whiteness (WG)

≥90

≥90

≥90

≥90

≥90

≥90

-

-

-

Hazen color

-

-

-

-

-

-

≤70

≤50

≤50