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West Ujimqin Banner, Xilingol League, Inner Mongolia, China
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Product Name: Mannan Oligosaccharides
Synonyms: MOS; Mannan-oligosaccharide Prebiotic
Chemical Family: Polysaccharide, Derived from Yeast Cell Walls
CAS Number: 934824-70-7
Intended Uses: Animal Feed Additive, Functional Food Ingredient
Manufacturer Information: Supplier details, including address and emergency contact number, printed on packaging
Classification: Not classified as hazardous under GHS or OSHA HCS
Physical Hazards: Avoid creating dust, can form combustible dust concentrations in air
Health Hazards: May cause mild respiratory or skin irritation upon prolonged or repeated contact
Environmental Hazards: No significant hazards identified; not regarded as environmentally persistent
Label Elements: No specific labeling required under GHS, but caution advised for dust
Chemical Name: Mannan Oligosaccharides
Formula: (C6H10O5)n
Concentration: ≥90% by weight
Impurities: Trace levels of protein, ash, moisture (values provided by supplier batch analysis), typically ≤10% total
Inhalation: Move person to fresh air, remove source of dust, seek medical attention if symptoms persist
Skin Contact: Wash thoroughly with soap and water, take off contaminated clothing, consult physician for persistent irritation
Eye Contact: Rinse immediately with plenty of water for at least 15 minutes, separate eyelids gently, get medical attention if irritation continues
Ingestion: Rinse mouth, drink water if conscious, medical assistance recommended for large quantities or if discomfort develops
General Advice: Always consult medical guidance for persistent symptoms, provide product label and SDS if needed
Suitable Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide
Unsuitable Extinguishing Media: High volume water jets for powder spills—can disperse dust
Specific Hazards: Dust may form explosive mixture with air; products of combustion may include carbon monoxide, carbon dioxide
Protective Equipment for Fire-Fighters: Self-contained breathing apparatus, protective clothing
Special Procedures: Remove containers from fire area if safe, cool with water spray to prevent pressure build-up
Personal Precautions: Avoid dust formation, wear dust mask, gloves, goggles
Environmental Precautions: Prevent large spills from entering waterways or drains
Cleanup Methods: Sweep or vacuum spilled material, avoid generating airborne dust, transfer to properly labeled container for disposal or recovery, ventilate area
Safe Handling: Minimize dust generation, avoid breathing dust, use in well-ventilated areas, wash hands after handling
Storage Conditions: Store in a cool, dry location, keep container tightly closed, protect from moisture and direct sunlight, store away from oxidizers and acids
Incompatible Materials: Strong acids, strong oxidizers, avoid storage near ignition sources
Exposure Limits: No specific occupational exposure limits set for MOS
Engineering Controls: Local exhaust or general ventilation to control airborne dust
Personal Protective Equipment: Respiratory protection (dust mask), safety goggles, chemical-resistant gloves, lab coat or apron
Hygiene Measures: Wash hands after use, prevent contamination of food and drink, remove contaminated clothing and equipment
Appearance: Fine, pale off-white to light tan powder
Odor: Mild, yeast-like
Odor Threshold: Not determined
pH: 4.0–7.0 (1% solution in water)
Melting Point/Freezing Point: Not applicable (decomposes before melting)
Boiling Point/Range: Not applicable
Flash Point: Not applicable
Evaporation Rate: Not applicable
Flammability (Solid, Gas): May present combustible dust hazard
Vapor Pressure: Not applicable
Vapor Density: Not applicable
Relative Density: 0.5–0.7 g/cm³ (bulk density)
Solubility: Water-soluble
Partition Coefficient (n-octanol/water): Not determined
Autoignition Temperature: Not measured
Decomposition Temperature: Begins to degrade above 120°C
Viscosity: Not applicable
Chemical Stability: Chemically stable under typical storage and handling conditions
Possibility of Hazardous Reactions: Dust may form explosive mixtures with air
Conditions to Avoid: Ignition sources, open flame, excessive heat, strong acids or oxidizing agents
Incompatible Materials: Strong oxidizers, acids
Hazardous Decomposition Products: Thermal decomposition may release carbon dioxide and carbon monoxide
Acute Toxicity: Low toxicity by oral, dermal, or inhalation routes based on available data
Irritation: May cause temporary irritation to eyes or upper airways
Sensitization: Not classified as a sensitizer
Chronic Toxicity: No evidence of carcinogenicity, mutagenicity, or reproductive toxicity in long-term studies
Routes of Exposure: Oral, inhalation, skin, eyes
Symptoms of Overexposure: Coughing, mild eye discomfort, skin dryness
Aquatic Toxicity: No evidence of acute or chronic toxicity to aquatic organisms
Persistence and Degradability: Biodegradable; breaks down into simple sugars in soil and water
Bioaccumulative Potential: Low, not expected to bioaccumulate
Mobility in Soil: High, water-soluble, likely to percolate through soils
Other Adverse Effects: No reported significant ecological effects from standard use and disposal
Product Disposal: Landfill or incinerate according to local, state, and federal regulations
Packaging Disposal: Empty containers may be disposed of as non-hazardous or recycled if uncontaminated
Precautions: Prevent contamination of watercourses, avoid dust formation during disposal
Special Considerations: Refer to relevant authority guidelines for agricultural byproducts or food additives
UN Number: Not regulated as a dangerous good
Transport Hazard Class: Not regulated
Packing Group: Not applicable
Special Precautions: Protect from moisture and damage during transit, avoid packaging failures that may result in dust release
Environmental Hazards: None identified for transport
Bulk Transport: Safe for shipment in standard, clean, dry containers or packaging
OSHA Status: Not hazardous under OSHA regulations
TSCA: May be present on inventory as a “naturally occurring substance”
REACH Status (EU): Exempt from registration as food/feed additive
Other Regulations: Meets safety standards for food and feed use as per relevant national legislation
West Ujimqin Banner, Xilingol League, Inner Mongolia, China
