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Merck

G1910

Gelzan™ CM

Gelrite®

Sinónimos:

Goma Gellan, Agente gelificante sustituto del agar

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Número CAS:
71010-52-1
MDL number:
MFCD00131909
EC Number:
275-117-5
NACRES:
NA.72
UNSPSC Code:
10171502

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General description

Gelrite, goma gellan, se recomienda como un agente gelificante para utilizar en lugar del agar en análisis microbiológicos y medios de cultivo de tejidos. La goma Gellan se utiliza en una gran variedad de matrices de inmovilización. Forma un gel duro a bajas concentraciones en presencia de un electrólito. Gellan es un tetrasacárido lineal compuesto por D-glucosa, L-ramnosa y ácido D-glucurónico en una proporción 2:1:1, unidos por enlaces β (1 → 4) glucosídico.

Application

Gelrite, goma gellan, se recomienda como un agente gelificante para utilizar en lugar del agar en medios microbiológicos. La goma Gellan se utiliza en una gran variedad de matrices de inmovilización.
Gelzan™ CM se ha utilizado:
  • en la síntesis de nanogel gellan-pullulan vía reticulación química
  • en la síntesis de hidrogel gellan-pullulan
  • con medio KNOP para mantener y preparar la muestra de tejido de talo de Anthoceros agrestis para obtención de imágenes

Gelzan™ CM se ha utilizado:
  • en la síntesis de nanogel gellan-pullulan vía reticulación química
  • en la síntesis de hidrogel gellan-pullulan
  • con medio KNOP para mantener y preparar la muestra de tejido de talo Anthoceros agrestis para obtención de imágenes

Features and Benefits

  • Alternativa de agar transparente e incoloro
  • Mecánicamente robusta
  • Se dispersa en agua con facilidad
  • Baja viscosidad
  • El gel resultante tiene una elevada temperatura de fusión

Legal Information

Gelrite is a registered trademark of CP Kelco U.S., Inc.
Gelzan is a trademark of CP Kelco U.S., Inc.

Clase de almacenamiento

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificados de análisis (COA)

Lot/Batch Number
0000533119
0000533116
0000533119
0000533116
0000525545

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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. 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.

  4. What is the difference between Product G1910, Gelzan CM and Gelrite?

    The products are chemically the same. However, Gelzan CM is produced through a new and more efficient process. There are some slight differences in the specifications of the two products.

  5. What is Product G1910, Gelzan CM?

    It is a low-acyl gellan gum used as a gelling agent in both microbiological assay media and tissue culture.

  6. Does Product G1910, Gelzan CM, have an expiration date?

    The lots of this product are not assigned expiration dates. The guarantee of quality is one year from the time of delivery for unopened bottles stored at room temperature.

  7. 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. 

  8. How do I use Product G1910, Gelzan™ CM?

    The G1910 is added to well-stirred water, and the dispersion heated to 85-90°C to ensure full hydration. To form a gel, the necessary amount of electrolyte, such as potassium citrate or calcium chloride, is added to the solution at 85°C and the mixture is poured or pumped into containers and allowed to cool undisturbed. The product is biodegradable, so a biocide is recommended. The typical use level is 0.2 to 2.0%.

  9. Is Product G1910, Gelzan™ CM, different that Gelrite?

    The G1910 is chemically the same as Gelrite, which is no longer produced. Both items are trademarked to CP Kelco U.S., Inc. They are both Gellan Gum, but the manufacturer has different specifications for these items.

  10. What is the gel strength of Product G1910, Gelzan™ CM?

    The gel strength as determined by the vendor is between 400-700 g/cm2.

  11. What is the particle size of Product G1910, Gelzan™ CM?

    The vendor supplied particle size is 42 mesh, or about 355 μm, with a specification of not less than 95% through. This means that at least 95% of the particles should be smaller than 355 microns in diameter.

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

    Ask a Scientist here.

Timothy E L Douglas et al.
Journal of biomedical materials research. Part A, 106(3), 822-828 (2017-10-24)
Mineralized hydrogels are increasingly gaining attention as biomaterials for bone regeneration. The most common mineralization strategy has been addition of preformed inorganic particles during hydrogel formation. This maintains injectability. One common form of bone cement is formed by mixing particles
Marco A Lopez-Heredia et al.
Journal of tissue engineering and regenerative medicine, 12(8), 1825-1834 (2018-04-28)
Mineralization of hydrogels is desirable prior to applications in bone regeneration. CaCO3 is a widely used bone regeneration material, and Mg, when used as a component of calcium phosphate biomaterials, has promoted bone-forming cell adhesion and proliferation and bone regeneration.
Valeria Imperato et al.
Genes, 10(6) (2019-06-20)
Hydrocarbon-degrading bacteria are important resources for use in phytoremediation applications. Yet, for many hydrocarbonoclastic strains the genetic information regarding pollutant degradation and detoxification has not been thoroughly revealed. In this study, hydrocarbon-degrading bacteria were isolated from a long-term oil-polluted soil
Gustavo de Medeiros et al.
Nature communications, 6, 8881-8881 (2015-11-26)
Selective-plane illumination microscopy has proven to be a powerful imaging technique due to its unsurpassed acquisition speed and gentle optical sectioning. However, even in the case of multiview imaging techniques that illuminate and image the sample from multiple directions, light
Timothy E L Douglas et al.
Biomedical materials (Bristol, England), 12(2), 025015-025015 (2017-02-23)
Injectable composites for tissue regeneration can be developed by dispersion of inorganic microparticles and cells in a hydrogel phase. In this study, multifunctional carbonate microparticles containing different amounts of calcium, magnesium and zinc were mixed with solutions of gellan gum
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