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471011

Sigma-Aldrich

Lignosulfonic acid, sugared sodium salt

average Mw ~54,000, average Mn ~6,000

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About This Item

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

mol wt

average Mn ~6,000
average Mw ~54,000

composition

Na, 5%

impurities

20 wt. % reducing sugars
5 wt. % total sulfur

pH

3.5 (10 wt. %)

solubility

H2O: soluble

General description

Compatible with anionic and nonionic surfactants and wetting agents.

Application

Binder for ceramics, dispersing agent for pigments and in water treatment, stabilizer for wax and O/W emulsions, and tanning agent.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Grzegorz Milczarek et al.
Colloids and surfaces. B, Biointerfaces, 105, 335-341 (2013-02-13)
Softwood lignosulfonate (SLS) was used as a reducing agent for one-step synthesis of silver nanoparticles (SLS-AgNPs) in an aqueous solution at room temperature. In this reaction SLS acts also as a stabilizing agent and as a result, stable colloids of
Suyeon Kim et al.
Colloids and surfaces. B, Biointerfaces, 103, 1-8 (2012-11-28)
Due to their recognised properties of biocompatibility, biodegradability and sustainability, chitosan nanocarriers have been successfully used as new delivery systems. In this work, nanoparticles combining chitosan and lignosulfonates were developed for the first time for cosmetic and biomedical applications. The
Grzegorz Milczarek et al.
Science (New York, N.Y.), 335(6075), 1468-1471 (2012-03-24)
Renewable and cheap materials in electrodes could meet the need for low-cost, intermittent electrical energy storage in a renewable energy system if sufficient charge density is obtained. Brown liquor, the waste product from paper processing, contains lignin derivatives. Polymer cathodes
Qi Song et al.
Chemical communications (Cambridge, England), 48(56), 7019-7021 (2012-04-24)
We report a strategy for the catalytic conversion of lignosulfonate into phenols over heterogeneous nickel catalysts. Aryl-alkyl bonds (C-O-C) and hydroxyl groups (-OH) are hydrogenated to phenols and alkanes, respectively, without disturbing the arenes. The catalyst is based on a
Xuebing Zhao et al.
Bioprocess and biosystems engineering, 35(6), 993-1004 (2012-01-19)
Microbial lipid produced using yeast fermentation with inexpensive carbon sources such as lignocellulosic hydrolyzate can be an alternative feedstock for biodiesel production. Several inhibitors that can be generated during acid hydrolysis of lignocellulose were added solely or together into the

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