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W201502

Sigma-Aldrich

Sodium alginate

Synonym(s):

Alginic acid sodium salt from brown algae, Algin, Sodium alginate

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About This Item

CAS Number:
9005-38-3
FEMA Number:
2015
MDL number:
MFCD00081310
UNSPSC Code:
12164502
E Number:
E 401
NACRES:
NA.21
Organoleptic:
odorless
grade:
Halal
biological source:
synthetic
food allergen:
no known allergens

biological source

synthetic

Quality Level

400

grade

Halal

reg. compliance

FDA 21 CFR 117
FDA 21 CFR 150.161
FDA 21 CFR 173.310

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

odorless

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

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General description

Sodium alginate is the sodium salt of alginic acid, a polysaccharide found in brown algae. It is generally used as a stabilizer and thickener in the food industry.

Application

Sodium alginate can be used to prepare:
  • Cationized casein-based polyelectrolyte complex for fragrance-controlled release applications.
  • Aroma encapsulation or microcapsules for cosmetic applications.

Other Notes

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

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

related product

Product No.
Description
Pricing

07475

Timestrip® Food

Storage Class Code

11 - 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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Certificates of Analysis (COA)

Lot/Batch Number
SHBQ9792
SHBR9638
SHBS2937
SHBQ4548
SHBP6670

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. What is the solubility of Sodium alginate, Product W201502?

    We do not perform solubility testing on this product. However, when we test the pH we perform the test at a 1% concentration in water

  4. What is the sample size for Sodium alginate, Product W201502?

    To inquire about the sample size of this product, please contact our SAFC Customer and Order Services at 800-227-4563

  5. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  6. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  7. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Polyelectrolyte complex from cationized casein and sodium alginate for fragrance controlled release
Zhang Y, et al.
Colloids and Surfaces. B, Biointerfaces, 178, 439-444 (2019)
Preparation of aroma microcapsules with sodium alginate and tetradecylallyldimethylammonium bromide (TADAB) and its potential applications in cosmetics
Song J and Chen H
Flavour and Fragrance Journal, 33(2), 160-165 (2018)
Ruben Foresti et al.
Scientific reports, 10(1), 3205-3205 (2020-02-23)
The design of 3D complex structures enables new correlation studies between the engineering parameters and the biological activity. Moreover, additive manufacturing technology could revolutionise the personalised medical pre-operative management due to its possibility to interplay with computer tomography. Here we
A major constituent of brown algae for use in high-capacity Li-ion batteries.
Kovalenko I, et al.
Science, 334(6052), 75-79 (2011)
Encyclopedia of Food and Color Additives, 1, 67-70 (1997)
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