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Merck
CN

561215

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

25 wt. % in H2O

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About This Item

CAS Number:
NACRES:
NA.23
UNSPSC Code:
12162002
MDL number:
Technical Service
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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

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

12 - Non Combustible Liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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