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Merck

A2033

Alginic acid sodium salt from brown algae

Medium viscosity

Synonym(s):

Algin, Sodium alginate

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About This Item

CAS Number:
9005-38-3
UNSPSC Code:
12352201
NACRES:
NA.25
MDL number:
MFCD00081310

Key Documents

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Product Name

Alginic acid sodium salt from brown algae, Medium viscosity

SMILES string

[Na+].[O-]C(=O)C1O[C@H]([C@H]([C@H]([C@@H]1O)O)O)O

InChI

1S/C6H10O7.Na/c7-1-2(8)4(5(10)11)13-6(12)3(1)9;/h1-4,6-9,12H,(H,10,11);/q;+1/p-1/t1-,2-,3-,4?,6+;/m0./s1

InChI key

MSXHSNHNTORCAW-MPGIDXPLSA-M

biological source

algae (brown)

form

powder

color

white to brown

viscosity

≥2,000 cP, 2 %(25 °C)

solubility

water: 10 mg/mL, slightly hazy to strongly hazy, faintly yellow to yellow

storage temp.

2-8°C

Quality Level

200

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Related Categories

Application

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.

Other Notes

A straight-chain, hydrophilic, colloidal, polyuronic acid composed of guluronic and mannuronic acid residues.
To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

A2033-VAR: + A2033-100G: + A2033-1KG: + A2033-500G: + A2033-BULK: + A2033-250G:

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Certificates of Analysis (COA)

Lot/Batch Number
0000514867
0000514866
0000514866
0000514867
0000501540

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Chen Xu et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 106(1), 237-244 (2017-01-29)
Previous studies have shown that tricalcium silicate bone cements possess good bioactivity and appropriate degradation rate. However, they also showed some weaknesses such as poor washout resistance, formability and injectability, which have seriously hindered their clinical applications. The purpose of
Vijayaganapathy Vaithilingam et al.
Biomaterials, 32(33), 8416-8425 (2011-09-06)
Encapsulation of human islets may prevent their immune rejection when transplanted into diabetic recipients. To assist in understanding why clinical outcomes with encapsulated islets were not ideal, we examined the effect of encapsulation on their global gene (mRNA) and selected
Svetlana R Derkach et al.
Polymers, 13(5), 743-743 (2021-03-07)
Polyelectrolyte complexes of sodium alginate and gelatin obtained from cold-blooded fish were studied for potential application as structure-forming agents in food hydrogels. The mass ratio of sodium alginate to gelatin plays a decisive role in the sol-gel transition and rheological
Laura Ferlauto et al.
Frontiers in neuroscience, 12, 648-648 (2018-10-05)
Reducing the mechanical mismatch between the stiffness of a neural implant and the softness of the neural tissue is still an open challenge in neuroprosthetics. The emergence of conductive hydrogels in the last few years has considerably widened the spectrum
Jiwan K Chettri et al.
Fish & shellfish immunology, 93, 934-939 (2019-08-14)
Tightened regulations and an environmentally friendly approaches in fish production have greatly reduced the use of antibiotics but green solutions are continuously being explored. The use of functional feed may have a potential in the aquaculture sector in securing biomass
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