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Are there different grades of DMSO solvent?

Apr 26, 2026 Leave a message

Industrial dimethyl sulfoxide (DMSO), with the chemical formula C₂H₆OS and CAS number 67-68-5, is a versatile organic solvent widely used in various industries. Compared to many alternative solvents, DMSO has advantages such as high solubility, high polarity, and low toxicity, thus playing a crucial role in modern chemical processing and manufacturing.

 

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Are there different grades of DMSO solvent?

1. Pharmaceutical / Medical Grade

Purity: 99.9% and above.

Application: Designed for medical and pharmaceutical fields. DMSO acts as a solvent in drug compounding and is widely added to external preparations to relieve pain and reduce inflammation.

Quality Assurance: Fully refined with strict impurity removal. It is safe for human use under standard application guidelines.

Compliance: Compliant with official regulations from authorities including FDA and USP (United States Pharmacopeia).

 

2. Laboratory Grade

Purity: 99% or higher.

Application: Suitable for scientific research, routine lab testing and general experimental solvents, preventing impurities from disrupting test outcomes.

Quality Assurance: Highly purified to guarantee stable experimental performance, with slightly less stringent purification standards than pharmaceutical grade.

 

3. Industrial Grade

Purity: Ranges from 90% to 99%, containing relatively more impurities.

Application: Industrial DMSO is mainly applied in industrial manufacturing, such as the production of general solvents, paints, coatings, adhesives and plastic products.

Quality Assurance: Produced with basic purification only. Residual process by-products and trace impurities are common, restricted to industrial scenarios.

 

4. Agricultural Grade

Purity: Variable and unstable, generally below 90%.

Application: DMSO solvent is used for non-edible agricultural scenarios, including crop treatment agents, pesticide formulations and other farming processes.

Quality Assurance: No strict purification or comprehensive testing, with far looser quality control than pharmaceutical and laboratory grades.

 

5. Cosmetic Grade

Purity: 99% and above.

Application: Added to topical cosmetics like skin care creams and hair care products, functioning as a solvent and ingredient carrier.

Quality Assurance: Meets skin contact safety standards. Still less refined than pharmaceutical grade, so it is only suitable for surface cosmetic use instead of deep skin absorption formulas.

 

Dimethyl sulfoxide DMSO Organic Solvent

Safety information

To ensure the quality and safety of DMSO chemicals:

  • Store in a cool, dry, well-ventilated place.
  • Keep away from strong oxidizers.
  • Use airtight containers to prevent moisture absorption.
  • Avoid skin contact (the substance can be absorbed through the skin).

 

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As a leading manufacturer and exporter of chemical solvent, TIANJIN GNEE BIOTECH CO., LTD. provides high-quality industrial chemicals. We supply to customers across the chemical, pharmaceutical, and materials industries, ensuring consistent quality, reliable logistics, and professional technical support.

Our chemical products hold international certifications (REACH, ISO, FMQS, HALAL) for global quality recognitio. We have warehouses in coreports such as Qingdao, Tianiin, and Shanghai, with a 15-day express delivery service.

 

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Gneebio Product Packaging

 

Packaging Type Net Weight
Steel Drum 250 kg
IBC Tank 1250 kg
ISO Tank Bulk shipment

 

DMSO Solvent Organic Chemistry

 

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