Product Name: Carbendazim
Chemical Name: Methyl 1H-benzimidazol-2-ylcarbamate
Synonyms: Bavistin, Delsene, Derosal, ADC, Kavidazim
CAS Number: 10605-21-7
Recommended Use: Fungicide for agriculture
Supplier Details: Manufacturer’s address and emergency contact available on packaging
Emergency Contact: Local poison center or supplier emergency phone number
Regulatory Identifiers: Registered for agricultural use under local and international standards
Classification: Reproductive toxicity (Category 2), Specific Target Organ Toxicity – Repeated Exposure (Category 2)
Hazard Statements: Suspected of damaging fertility or the unborn child, may cause harm to organs through prolonged or repeated exposure, irritating to eyes and skin
Pictograms: Health hazard, exclamation mark
Signal Word: Warning
Precautionary Statements: Avoid contact with skin and eyes, wash thoroughly after handling, wear appropriate protective gear
Main Routes of Exposure: Inhalation, ingestion, skin absorption, eye contact
Labeling Requirements: Globally Harmonized System (GHS), CLP Regulation EC No 1272/2008
Chemical Composition: Pure active ingredient or solid formulation containing 50–80% carbendazim, may contain inert carriers such as kaolin, fillers, surfactants
Active Ingredient: Carbendazim, 98–100% (technical grade)
Impurities: Trace manufacturing byproducts, biuret, inert granulating agents in formulated products
CAS Number: 10605-21-7
EC Number: 234-232-0
Inhalation: Move person to fresh air, provide warm clothing, seek medical attention if symptoms persist such as coughing, dizziness, difficulty breathing
Skin Contact: Remove contaminated clothing, wash skin with soap and water for 15 minutes, use emergency shower if available, seek advice if irritation develops
Eye Contact: Rinse cautiously with water for at least 15 minutes while holding eyelids open, remove contact lenses if present, seek medical attention for persistent irritation
Ingestion: Rinse mouth, never give anything by mouth to an unconscious person, call poison control or get medical help, do not induce vomiting unless instructed by health professionals
Note to Physician: Symptomatic treatment, monitor for delayed symptoms, show this data sheet to doctor in attendance
Suitable Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide
Unsuitable Media: Do not use high volume water jet for safety reasons
Hazards from Fire: May emit toxic fumes such as nitrogen oxides, carbon monoxide, hydrogen cyanide upon combustion
Protective Equipment: Self-contained breathing apparatus (SCBA), full protective gear, chemical-resistant boots and gloves
Special Precautions: Avoid inhaling combustion gases, cool containers exposed to fire with water spray to prevent bursting, contain contaminated water
Personal Precautions: Wear personal protective equipment as recommended, avoid dust generation, ventilate area
Environmental Precautions: Prevent product from entering waterways, drains, or sewers, report significant spills to authorities
Methods of Cleanup: Sweep or shovel spilled product into secure, labeled containers for disposal, use damp cloth or absorbent materials for residues, avoid dry sweeping to control dust
Decontamination: Wash affected area thoroughly after cleanup, dispose of contaminated cleaning materials according to regional regulations
Emergency Procedures: Evacuate non-essential personnel, contain spill, refer to section for personal protective equipment
Handling: Use only in well-ventilated areas, avoid creating dust, wear protective clothing, avoid eating, drinking, or smoking while using product
Storage Conditions: Store in tightly closed original containers in a cool, dry, well-ventilated place, protect from sunlight and moisture
Storage Incompatibilities: Keep away from food, animal feed, seeds, fertilizers, acids and strong oxidizers
Specific Requirements: Comply with local storage regulations for pesticides, post warning signs if stored in workplace
Container Advice: Keep container tightly sealed, check for damage regularly, do not reuse empty containers
Exposure Limits: No specific occupational exposure limits set globally, workplace monitoring recommended in manufacturing or formulation plants
Engineering Controls: Local exhaust ventilation, general room ventilation, safety showers and eyewash stations accessible in work area
Personal Protection: Respiratory protection (particulate mask or respirator for high dust levels), chemical resistant gloves (nitrile, PVC), protective goggles, long-sleeved clothing, closed footwear
Hygiene Measures: Wash hands before eating or drinking, do not smoke during use, remove contaminated clothing after work, launder before reuse
Environmental Controls: Measures to minimize workplace spills, air filtration recommended where dusting occurs
Appearance: Off-white crystalline powder
Odor: Slight, musty
Odor Threshold: Not determined
pH (1% solution): 6.0–8.0
Melting Point: 302–307°C
Boiling Point: Decomposes before boiling
Flash Point: Not flammable under usual conditions
Auto-ignition Temperature: Not available
Explosion Limits: Not explosive
Vapor Pressure: 6.5 x 10^–9 mm Hg at 25°C
Vapor Density: Not applicable
Relative Density: 1.5–1.6 g/cm³
Solubility: Slightly soluble in water (8 mg/L at 20°C), readily soluble in acetone, chloroform, dimethylformamide
Partition Coefficient (Log Kow): 1.5–1.6
Viscosity: Not applicable
Decomposition Temperature: Above 300°C releases toxic fumes
Evaporation Rate: Not determined
Chemical Stability: Stable under normal conditions, shelf-life depends on packaging and storage
Conditions to Avoid: Excess humidity, temperature extremes, direct sunlight, storage near food or incompatible chemicals
Materials to Avoid: Strong oxidizing agents, acids, alkalis
Hazardous Decomposition Products: Nitrogen oxides, hydrogen cyanide, carbon monoxide, other toxic fumes upon heating or combustion
Hazardous Polymerization: Does not occur under recommended handling
Acute Toxicity: Oral LD50 in rats ranges from 2000–6000 mg/kg, low acute toxicity by inhalation and skin contact
Skin Irritation: Mildly irritating to skin in prolonged contact
Eye Irritation: Can cause eye irritation, redness, watering
Sensitization: Not considered a skin sensitizer
Chronic Effects: Long-term exposure linked to adverse effects on reproductive organs in animal studies
Carcinogenicity: Not classified as carcinogenic by IARC or U.S. EPA
Reproductive Toxicity: Evidence from laboratory animals shows possible adverse reproductive impacts
Organ Effects: Prolonged exposure may impact liver, kidneys, reproductive organs
Other Effects: Nausea, headache, dizziness reported in cases of accidental overexposure
Ecotoxicity: Toxic to aquatic invertebrates and fish, LC50 for rainbow trout around 0.83 mg/L, Daphnia magna EC50 0.15 mg/L
Persistence and Degradability: Moderately persistent in soil and water, half-life up to several months depending on environment
Bioaccumulative Potential: Low to moderate, does not rapidly bioaccumulate in aquatic organisms
Mobility: Low mobility in soil, risk of leaching minimal in most soil types
Other Adverse Effects: Harmful to beneficial soil fungi, earthworms at high application rates, risk of groundwater contamination in areas of heavy use
Environmental Precautions: Do not apply near surface water, avoid cleaning equipment near open drains, report any spills to authorities
Disposal Methods: Dispose as hazardous waste according to local, state, or national regulations, do not incinerate in open air or pour into drains
Container Disposal: Triple rinse empty containers, puncture or crush before landfill disposal or recycling, do not reuse for storage
Additional Considerations: Use licensed contractors for disposal where possible, leftover product returned to supplier or authorized facility
Environmental Impact: Minimize disposal in landfill, prevent release to rivers or lakes
Biodegradability: Product degrades slowly in landfill, emissions must be controlled during incineration
UN Number: 3077
Proper Shipping Name: Environmentally Hazardous Substance, Solid, N.O.S. (Carbendazim)
Transport Hazard Class: 9 (Miscellaneous dangerous substances and articles)
Packing Group: III
Environmental Hazards: Marine pollutant
Labeling: Appropriate hazard label for Class 9 and marine pollutant symbol required
Transport Notes: Protect from moisture and physical damage during transit, keep away from food and feedstuffs
Regulatory Transport Lists: IATA, IMDG, ADR compliance necessary for international shipments
International Regulations: Registered as a pesticide under global conventions such as the Rotterdam Convention, subject to REACH in EU, EPA in USA
Labelling Requirements: Complies with GHS, includes hazard pictograms and statements, national workplace safety codes apply
Restricted Uses: Banned or restricted in food crops in some countries due to safety concerns, approval status varies by region
Worker Protection: Employers must train workers on safe use and emergency measures, provide suitable PPE
Recordkeeping: Agriculture and pesticide applicators required by law to maintain application records
Other Legal Obligations: Waste carriers and recyclers licensed, recycling and hazardous waste codes apply, regular workplace monitoring by safety inspectors
