oil exploitation grade Welan gum CAS No.:96949-22-3

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1000 kg
Supply Capability:
10000 kg/month
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CAS No.:96949-22-3

Other Names:Welan gum


EINECS No.:234-394-2

Place of Origin: China (Mainland)

Type:  Biopolymer

Model Number:  Food and Industrial

Grade Purity:  100%

Product:  Welan gum

Packaging & Delivery

Packaging Detail:

Construction and oil exploitation grade Welan gum Packed in multiwall paper bag, 20kg per bag or 50Lbs per sack, other packaging is available as per requirements.

Delivery Detail:

within two weeks


oil exploitation grade Welan gum
1. Premium grade
2. ISO9001:2008
3. Top quality and competitive price

Oil exploitation grade Welan gum


Welan gum is a thickening agent whose properties make it well suited to use in high-temperature industrial applications and oilfield drilling muds.

Description: Welan gum is a specialty fermentation polysaccharide produced by fermentation of Sphingomonas sp.A key feature of this novel, water-soluble polysaccharide is its excellent stability and viscosity retention at temperatures up to 150°C (300°F).

Main properties

·            Anionic polysaccharide.

·            Excellent thermal stability.

·            Highly pseudoplastic solutions.

·            Retention of viscosity at elevated temperatures.

·            Stable over a wide range of pH and temperature.

·            Compatible with high calcium environments.

·            Stabilizes suspensions, emulsions und foams.

Stable in solutions containing high levels of glycols. It is mainly used in all aspects of industry and agriculture as a thickening agent, suspending agent, emulsifier, stabilizer, lubricants, and adhesives. It also has a wide application prospect in food, concrete, oil, ink and other industries.



Test  Item



Off-white to tan powder


Hot or cold water


Min 1500m

Loss on drying

Max 13%



Particle size

95% through 80 mesh

Shelf life

2 year after production date

Under the specific storage condition



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