Dimethyl Sulfone (MSM)-CAS 67-71-0
Dimethyl Sulfone
MSM or Methyl Sulfonyl Methane
CAS No. 67-71-0
EINECS No. 200-665-9
molecular formula C₂H₆O₂S
molecular weight 94.13
purity ≥99.9%
The minimum order quantity is 1KG
Dimethyl Sulfone (MSM)
Dimethyl Sulfone (MSM)-CAS 67-71-0
Dimethyl Sulfone (MSM) is a safe and efficient organic sulfur supplement and functional raw material, widely known as "natural organic sulfur". It is an essential nutrient substance for human body and skin metabolism, which can effectively nourish skin tissues, improve skin dryness and roughness, and promote skin cell metabolism and repair. With ultra-high purity, mild properties and no irritation, high-quality Dimethyl Sulfone has excellent solubility and formula compatibility. It is not only a core additive for high-end health care products to maintain joint and skin health, but also a common moisturizing and conditioning functional ingredient in cosmetic formulas, favored by the global health and beauty industry.

Key Benefits
• Ultra-High Purity & Low Impurity: Industrial fine purification process ensures purity up to 99.9%, low heavy metal and microbial content, meeting food and cosmetic dual-grade standards.
• Excellent Solubility & Stability: Fast dissolution in water and organic solvents, stable chemical properties, no deterioration or efficacy loss under conventional storage conditions.
• Safe & Mild with High Biocompatibility: Natural organic sulfur component, non-toxic and non-irritating, easy to be absorbed and utilized by human body and skin.
• Skin Nourishing & Conditioning: Promotes skin cell metabolism, improves dry and dull skin, enhances skin moisture and delicacy, and optimizes skin texture.
• Good Formula Compatibility: Compatible with most cosmetic and health product raw materials, no adverse reactions, convenient for formula compounding and industrial production.
Applications
• Health Care & Dietary Supplements: Core raw material for joint care, skin health and antioxidant health products, supplementing organic sulfur nutrients for human body.
• Functional Cosmetic Products: Applied in moisturizing lotion, skin conditioning cream and daily skin care products to improve dry skin and enhance skin hydration.
• Daily Chemical Formulas: Added in body care products and mild daily chemical formulas to condition skin texture and maintain skin healthy state.
• Fine Industrial Chemicals: Widely used in organic synthesis, material processing and other industrial fields as a high-purity solvent and additive.
Certificate Of Analysis (COA)
Test Item | Standard Specification | Test Result | Test Method |
Product Name | Dimethyl Sulfone (MSM) | Compliant | Visual Verification |
CAS No. | 67-71-0 | Compliant | Document Verification |
Appearance | White Needle-Like Crystalline Powder, Odorless | Compliant | Visual Inspection |
Purity (HPLC) | ≥99.9% | 99.95% | High Performance Liquid Chromatography |
Loss on Drying | ≤0.1% | 0.05% | Drying Weight Loss Method |
Residue on Ignition | ≤0.05% | 0.02% | High Temperature Ignition Method |
Heavy Metal (Pb) | ≤5ppm | <2ppm | Atomic Absorption Spectrometry |
Arsenic (As) | ≤1ppm | <0.5ppm | Atomic Absorption Spectrometry |
Total Microbial Count | ≤50CFU/g | Compliant | Microbial Culture Method |
Conclusion | Conforms to Global Food & Cosmetic Grade Standards | Qualified | Comprehensive Detection |
Frequently Asked Questions (FAQ)
• Q1: What grade standards does your Dimethyl Sulfone meet? A1: It meets food grade and cosmetic grade standards, compliant with FDA and EU global safety regulations.
• Q2: What is the MOQ and delivery cycle? A2: MOQ is 1KG, sufficient spot stock supports bulk orders and fast global delivery.
• Q3: What formulas is MSM suitable for? A3: Ideal for water-phase health products, moisturizing cosmetics and fine chemical compound formulas.
• Q4: What are the storage conditions and shelf life? A4: Sealed and stored in cool dry place, with a 24-month valid shelf life.
• Q5: Can you provide full export certification documents? A5: Complete COA, MSDS, test reports and customs clearance documents are available.
• Q6: What is the recommended addition ratio? A6: Cosmetic addition: 0.5%-3.0%; health product addition: 1%-5%, adjustable on demand.
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