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Methylene Glycol
Methylene Glycol is a chemical compound formed by the reversible reaction of formaldehyde with water. It exists in equilibrium with formaldehyde in aqueous solutions and is commonly used as a disinfectant, preservative, and industrial biocide. Due to its antimicrobial properties, it is widely applied in water treatment, cosmetics, and embalming fluids.
Methylene Glycol
Primary Uses
- Disinfection & Sanitization
- Used in water treatment systems to control microbial growth.
- Effective in disinfecting medical equipment and surfaces.
- Applied in cooling tower treatments to prevent biofouling.
- Preservation
- Acts as a preservative in cosmetics and personal care products.
- Extends shelf life of industrial fluids (e.g., metalworking fluids).
- Used in embalming fluids for tissue fixation.
- Industrial Biocide
- Prevents bacterial and fungal growth in paper/pulp manufacturing.
- Used in oilfield operations to inhibit microbial contamination.
- Treats wastewater to reduce organic load and pathogens.
Secondary Uses
- Textile Industry
- Prevents mildew in fabrics during storage and shipping.
- Used in dye fixation processes.
- Laboratory Applications
- Acts as a fixative in histology and pathology samples.
- Used in formaldehyde-releasing reagent formulations.
- Agriculture
- Seed treatment to prevent fungal infections.
- Soil sterilization in greenhouse cultivation.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Methanediol
- Common/Trade Name: Methylene Glycol
- CAS Number: 463-57-0
- HS Code: 2912.11.00 (Formaldehyde derivatives)
- Synonyms: Formaldehyde hydrate; Formalin (aqueous solution)
2. Physical & Chemical Properties
- Physical State: Liquid (in aqueous solution)
- Color & Odor: Colorless; pungent formaldehyde-like odor
- pH: ~3.5–5.5 (in solution)
- Solubility: Fully miscible with water
- Density: ~1.08–1.09 g/cm³ (37% solution)
3. Safety & Hazard Attributes
- GHS Classification:
- H301 (Toxic if swallowed)
- H311 (Toxic in contact with skin)
- H314 (Causes severe skin burns and eye damage)
- H317 (May cause allergic skin reaction)
- H331 (Toxic if inhaled)
- H341 (Suspected of causing genetic defects)
- H350 (May cause cancer)
- Toxicity: Highly toxic; carcinogenic and mutagenic potential
- Exposure Limits:
- OSHA PEL (Formaldehyde): 0.75 ppm (TWA)
- ACGIH TLV: 0.3 ppm (Ceiling)
4. Storage & Handling Attributes
- Storage Conditions:
- Store in sealed, corrosion-resistant containers.
- Keep in a cool, ventilated area away from heat/oxidizers.
- Container Type: Polyethylene or stainless-steel containers.
- Shelf Life: 6–12 months (stabilized solutions).
- Handling Precautions:
- Use PPE (gloves, goggles, respirator).
- Avoid inhalation or skin contact.
5. Regulatory & Compliance Attributes
- Complies with:
- EPA FIFRA (biocidal applications).
- EU REACH (restricted under Annex XVII).
- FDA (limited use in cosmetics).
- Restrictions: Banned in consumer products in some regions (e.g., EU cosmetics).
6. Environmental & Health Impact
- Biodegradability: Readily biodegradable (forms formaldehyde).
- Ecotoxicity: Toxic to aquatic life (LC50 < 10 mg/L).
- Bioaccumulation: Low potential.
- Carcinogenicity/Mutagenicity:
- IARC Group 1 (Formaldehyde: carcinogenic to humans).
Safety Handling Precautions
- PPE Required:
- Nitrile/neoprene gloves, chemical goggles, respirator (organic vapor cartridge).
- Handling Guidelines:
- Use in fume hoods or well-ventilated areas.
- Prohibit eating/drinking near handling areas.
- Storage Measures:
- Separate from amines, strong acids, and oxidizers.
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention.
- Skin Contact: Rinse immediately with water; remove contaminated clothing.
- Eye Contact: Flush with water for 15 mins; seek emergency care.
- Ingestion: Do NOT induce vomiting; rinse mouth; call poison control.
Firefighting Measures
- Fire Hazards: Combustible at high temperatures.
- Extinguishing Media: Water spray, CO₂, dry chemical.
- Special Precautions: Wear self-contained breathing apparatus (SCBA).
- Hazardous Combustion Products: Formaldehyde, CO, CO₂.
Related products
Aloe Vera Gel
Aloe Vera Gel is a clear, jelly-like substance extracted from the inner leaf of the Aloe vera plant. It is widely used in skincare for its soothing, hydrating, and healing properties. Rich in vitamins (especially A, C, and E), enzymes, and amino acids, Aloe Vera Gel is commonly applied to treat sunburns, minor cuts, skin irritation, and dryness. It also has mild anti-inflammatory and antibacterial effects, making it a popular natural remedy in both cosmetic and medicinal products.
Ammonium Lactate
Ammonium Lactate is the ammonium salt of lactic acid, appearing as a clear, hygroscopic liquid or syrupy solution. It is widely used in pharmaceutical, cosmetic, and food industries primarily for its moisturizing, pH adjusting, and antimicrobial properties. In topical formulations, it acts as a keratolytic agent to help exfoliate and hydrate skin, making it popular in treatments for dry, scaly, or ichthyotic skin conditions. Its biocompatibility and mild acidic nature make it a versatile ingredient in various industrial and personal care products.
Ascorbic Acid
Ascorbic Acid, commonly known as Vitamin C, is a water-soluble vitamin and potent antioxidant essential for collagen synthesis, immune function, and protection against oxidative stress. It is widely used as a nutritional supplement, food preservative, and additive to enhance shelf life and nutritional value. Naturally present in citrus fruits and various vegetables, ascorbic acid is also important in pharmaceutical, cosmetic, and animal feed industries due to its health benefits and preservative qualities.
Ashawaganha Powder
Ashawaganha Powder is derived from the dried roots of Withania somnifera, a renowned herb in Ayurvedic and traditional medicine systems. Known as Indian ginseng or winter cherry, Ashwagandha is valued for its adaptogenic properties, helping the body combat stress, enhance vitality, and support overall wellness. The powder is finely ground root material, rich in bioactive compounds such as withanolides, alkaloids, and steroidal lactones. It is widely used as a dietary supplement, in herbal formulations, cosmetics, and traditional medicine.
Capsicum Oleoresin
Capsicum Oleoresin is a concentrated extract derived from the dried fruits of Capsicum annuum or Capsicum frutescens (chili peppers). It is a dark red to brownish oily liquid containing approximately 8% capsaicinoids—primarily capsaicin and dihydrocapsaicin—which are the primary pungent components. This oleoresin is widely used for its flavoring, coloring, medicinal, and irritant properties in the food, pharmaceutical, veterinary, and defense industries. It is produced by solvent extraction followed by standardization to achieve consistent pungency levels. The product is highly potent and must be handled with care due to its intense irritant nature.
D-Panthenol USP
D-Panthenol USP, also known as Provitamin B5, is the dextrorotatory isomer of panthenol and is biologically active. It is a water-soluble, viscous, clear liquid with a slightly sweet odor and is widely used in pharmaceutical, cosmetic, personal care, and nutraceutical applications. D-Panthenol is the alcohol analog of pantothenic acid (Vitamin B5) and is converted into Vitamin B5 in the skin and body, where it plays a vital role in cellular metabolism and tissue repair. Its moisturizing, anti-inflammatory, and healing properties make it highly valuable across industries.
Kojic Acid
Kojic Acid is a naturally derived organic compound produced by certain species of fungi, commonly Aspergillus and Penicillium. It appears as a white to light yellow crystalline powder with a slightly acidic taste and is highly soluble in water and alcohol. Kojic Acid is primarily used in the cosmetic and pharmaceutical industries for its skin-lightening and antioxidant properties. It inhibits melanin production by blocking the enzyme tyrosinase, making it a key ingredient in formulations aimed at reducing hyperpigmentation, age spots, and uneven skin tone.
Methyl Paraben
Methyl Paraben is a white to off-white crystalline powder widely used as an antimicrobial preservative in cosmetics, pharmaceuticals, and food products. It is a member of the paraben family of preservatives known for their effectiveness against a broad spectrum of bacteria and fungi. Methyl Paraben helps extend the shelf life of products by preventing microbial growth without affecting the product's texture or color.
