A1112

Sigma-Aldrich

Alginic acid sodium salt from brown algae

low viscosity

Synonym(s):
Algin, Sodium alginate
CAS Number:
MDL number:
NACRES:
NA.25

Quality Level

biological source

algae (brown)

form

powder

viscosity

4-12 cP, 1 % in H2O(25 °C)

storage temp.

2-8°C

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Acid hydrolysates of alginic acid can be used to prepare a-1,4-~-Polyguluronic and B- 1,4-~-Polymannuronic acids
Alginate, a colloidal polyuronic acid structural molecule capable of gelation, is used in the preparation of colloidal biodegradable structures such as gels, biofilms, beads, nanoparticles, and microcapsules suitable for applications that range from gel based separation technologies to drug delivery and cell preservation.

Packaging

100, 250, 500 g in poly bottle
1 kg in poly bottle

Other Notes

A straight-chain, hydrophilic, colloidal, polyuronic acid composed of glucuronic and mannuronic acid residues.

storage_class_code

13 - Non Combustible Solids

WGK Germany

WGK 1

Flash Point F

Not applicable

Flash Point C

Not applicable

Certificate of Analysis

Certificate of Origin

E E Farmer et al.
The Journal of biological chemistry, 266(5), 3140-3145 (1991-02-15)
The in vitro phosphorylation by [gamma-32P]ATP of a 34-kDa plasma membrane-associated protein (pp34) from tomato and potato is strongly enhanced in the presence of alpha-1,4-D-polygalacturonic acid (PGA) fragments (Farmer, E. E., Pearce, G., and Ryan, C. A. (1989) Proc. Natl....
G Montalbano et al.
Materials science & engineering. C, Materials for biological applications, 91, 236-246 (2018-07-24)
Hydrogels based on natural polymers offer a range of properties to mimic the native extracellular matrix, and provide microenvironments to preserve cellular function and encourage tissue formation. A tri-component hydrogel using collagen, alginate and fibrin (CAF) was developed and investigated...
Tim N Enke et al.
Current biology : CB, 29(9), 1528-1535 (2019-04-30)
Understanding the principles that govern the assembly of microbial communities across earth's biomes is a major challenge in modern microbial ecology. This pursuit is complicated by the difficulties of mapping functional roles and interactions onto communities with immense taxonomic diversity and...
Li-Hsin Han et al.
Biomaterials, 34(17), 4251-4258 (2013-03-16)
Macropores in tissue engineering scaffolds provide space for vascularization, cell-proliferation and cellular interactions, and is crucial for successful tissue regeneration. Modulating the size and density of macropores may promote desirable cellular processes at different stages of tissue development. Most current...
Julie Vanacker et al.
Fertility and sterility, 99(5), 1363-1368 (2013-02-05)
To evaluate the survival and growth potential of human preantral follicles isolated before and after cryopreservation. Pilot study. Gynecology research unit in a university hospital. Six women aged 27 to 32 years. Six ovarian biopsy samples were cut into two...

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