Dextran CAS 9004-54-0
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- Flocculation Properties: Can act as a natural flocculant for separating solids and oil in industrial wastewater treatment.
- Shear Stability: Exhibits good shear stability under certain conditions, maintaining performance in dynamic systems.
- Biocompatible: Less likely to cause formation damage compared to some synthetic polymers due to its non-toxic nature.
Dextran Description
Name: Dextran
Synonyms: Dextran / Polyglucin / Polyglusol / Dextran Solution / Dextran Polymer Liquid / Dextran Polymer Powder
Molecular Formula: C17H32O10
Chemical structure: D-glucose units linked primarily by α-(1→6) glycosidic bonds, forming a linear main chain with shorter α-(1→3) or α-(1→2) side branches
CAS NO.: 9004-54-0
Appearance: White or white amorphous powder
Solubility: Soluble in hot water, insoluble in ethanol
Storage: Store in an airtight container in a cool, dry place. Avoid moisture and moisture. Keep away from oxidants, reducing agents, and strong alkalis.
About Us: With over many years as a certified Dextran manufacturer, we combine innovation with stringent production standards to deliver high-performance product.
Hot tags: Low Molecular Weight Dextran (LMD); Dextran 40; Dextran 70; Pharmacosmos Dextran
Dextran Technical
| Item | Index |
| Appearance | |
| Solid Weight | 14%～16% |
| Ash Content (Based on Drying Weight) | Less than 2.0% |
| PH | 4.0～7.0 |
| Acticide RS | 0.5‰～4.0‰ |
| Viscosity (25℃) | 2000～3000 cps |
As a certified Dextran factory, we adhere to strict quality protocols, with every batch undergoing rigorous testing to ensure consistent efficacy and safety.
Dextran Applications
While dextran is more commonly known for its applications in the medical and pharmaceutical industries (e.g., plasma expanders, drug delivery), there are some potential and emerging uses within the petrochemical industry, particularly in areas related to oil and gas exploration and production.
Enhanced Oil Recovery:
Mobility Control: Dextran’s ability to increase the viscosity of injected water can help improve the sweep efficiency in waterflooding operations. By making the injected water more viscous, it can push the oil more effectively through porous rock, preventing “fingering” where water bypasses the oil.
Profile Modification/Water Shut-off: Dextran-based gels or solutions could potentially be used to plug high-permeability zones or fractures, diverting injected fluids to less swept areas and improving overall oil recovery.
Drilling Fluids: Dextran can act as a viscosifier in drilling fluids (muds), helping to carry drill cuttings to the surface and maintain borehole stability. Its stable viscosity under varying conditions can be beneficial.
Fluid Loss Control: By forming a filter cake, dextran can help reduce fluid loss into the formation, which is crucial for maintaining wellbore integrity and preventing formation damage.
2. Wastewater Treatment (Petrochemical Sector):
Flocculant/Coagulant: Dextran’s polymeric nature can aid in the flocculation and sedimentation of suspended solids and oil droplets in industrial wastewater generated from petrochemical processes.
Corrosion Inhibition: Certain modified dextrans or their derivatives might show potential as components in corrosion inhibitors for pipelines and equipment in the petrochemical industry, though this is a more niche and less established application.
