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Merck
CN

561215

Sigma-Aldrich

Poly(4-styrenesulfonic acid-co-maleic acid) sodium salt solution

25 wt. % in H2O

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12162002
NACRES:
NA.23
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mol wt

Mw ~20,000

composition

maleic acid, 25 mol %
4-styrenesulfonic acid, ~75 mol %

concentration

25 wt. % in H2O

refractive index

n20/D 1.3864

pH

7

viscosity

30 cP(25 °C, Brookfield) (20 rpm)

density

1.163 g/mL at 25 °C

InChI

1S/C8H8.C4H2O3.Na/c1-2-8-6-4-3-5-7-8;5-3-1-2-4(6)7-3;/h2-7H,1H2;1-2H;/q;;+1

InChI key

AGYUYWQDVRLUBV-UHFFFAOYSA-N

General description

3:1 4-styrenesulfonic acid:maleic acid mole ratio

Application

Scale inhibitor and dispersant for metal salts and oxides. Dopant for conducting polymers.

Features and Benefits

Anionic polyelectrolyte.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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