Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

192031

Sigma-Aldrich

Poly(acrylic acid) partial sodium salt solution

average Mw ~5,000 by GPC, 50 wt. % in H2O

Sign Into View Organizational & Contract Pricing

Synonym(s):
Acrylic acid-sodium acrylate copolymer, Sodium acrylate-acrylic acid copolymer
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

mol wt

average Mw ~5,000 by GPC

Quality Level

composition

Na, 0.5%

concentration

50 wt. % in H2O

refractive index

n20/D 1.418

Looking for similar products? Visit Product Comparison Guide

Application

Poly(acrylic acid) partial sodium saltsolution(PAAPSS) can be used to fabricate humidity sensors as it is superhydrophilic in nature and allows the adsorption of the maximum number ofavailable water molecules onto the active layer. The addition of PAAPSSsignificantly increases sensitivity while maintaining stability.

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

新产品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service