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Product Name: Disodium 1,2-Ethylenebisdithiocarbamate
Synonyms: EBDC sodium salt, Nabam
CAS Number: 139-93-9
Recommended Use: Fungicide for agricultural use; industrial additive
Manufacturer / Supplier: Information found on product label
Emergency Contact: Refer to supplier SDS information or local poison control
Classification: Harmful if swallowed; may cause eye and skin irritation;
Signal Word: Warning
Hazard Statements: May cause allergic skin reactions; toxic to aquatic life with long lasting effects; may produce hazardous decomposition gases on heating
Pictograms: Exclamation mark, environment
Precautionary Statements: Wash hands thoroughly after handling; avoid release to the environment; use protective gear
Chemical Name: Disodium 1,2-Ethylenebisdithiocarbamate
Concentration: Typically 100% active ingredient
Chemical Formula: C4H6N2Na2S4
Ingredient Disclosure: No additional hazardous ingredients present in concentrations requiring mention
Inhalation: Move victim to fresh air, keep at rest, seek medical attention if symptoms persist
Skin Contact: Remove contaminated clothing, rinse skin with plenty of water and soap; a doctor should check persistent irritation
Eye Contact: Rinse eyes thoroughly with water for several minutes, remove contact lenses if present, report symptoms to a physician
Ingestion: Rinse mouth with water, do not induce vomiting, call a poison center or doctor immediately
Typical Symptoms: Redness, itching, burning sensation, nausea, vomiting, difficulty breathing in severe cases
Suitable Extinguishing Media: Dry chemical, carbon dioxide, foam, or water spray
Hazardous Combustion Products: Sulfur oxides, nitrogen oxides, carbon oxides, sodium oxide
Fire-Fighter Protection: Wear self-contained breathing apparatus and chemical protective clothing, avoid inhaling combustion gases
Fire / Explosion Hazards: Dust can form an explosive mixture in air; keep away from ignition sources
Personal Precautions: Use proper ventilated area, wear protective equipment, prevent contact with skin and eyes
Spill Cleanup: Sweep up material avoiding dust, collect in suitable waste container, wash spill site after material pickup
Environmental Precautions: Prevent product from entering waterways, drains, and soil; report significant releases to authorities
Handling: Wear protective equipment, avoid contact with skin, eyes, and clothing, prevent dust formation, ensure adequate ventilation
Storage Conditions: Store in tightly closed containers, away from incompatible substances such as acids and oxidizers, protect from moisture and heat, keep in a cool, dry, and well-ventilated area
Hygiene Practices: Wash hands before breaks, after handling, and before eating, do not eat, drink, or smoke in work areas
Exposure Limits: No established occupational exposure limits
Engineering Controls: Implement local exhaust ventilation or process enclosures to control airborne levels
Personal Protective Equipment: Use chemical-resistant gloves, safety goggles, lab coats, or protective suits; in case of insufficient ventilation, use suitable respiratory protection
Skin Protection: Wear protective clothing to minimize skin contact
Eye/Face Protection: Safety goggles or face shield for splash protection
Respiratory Protection: If ventilation is inadequate, use an approved dust/particulate respirator
Appearance: Pale yellow powder or granules
Odor: Faint, characteristic
Odor Threshold: Not determined
pH: Approximately 9.5 (1% solution)
Melting Point: Decomposes before melting
Boiling Point: Not applicable
Flash Point: Not flammable
Flammability: Not combustible, dust may be explosive when dispersed in air
Vapor Pressure: Negligible
Solubility: Readily soluble in water
Density: ≈ 1.5 g/cm³
Partition Coefficient (log Kow): Not available
Decomposition Temperature: About 240°C
Viscosity: Not applicable
Chemical Stability: Stable under normal temperatures and pressures as supplied
Reactivity: Reacts with acids to release toxic gases such as carbon disulfide and hydrogen sulfide
Incompatible Materials: Strong acids, oxidizers
Hazardous Decomposition Products: Decomposition can yield sulfur oxides, nitrogen oxides, sodium oxide, and toxic gases on exposure to heat
Polymerization: No hazardous polymerization expected
Acute Toxicity: LD50 (oral, rat): 1,000–2,000 mg/kg
Skin Corrosion / Irritation: Contact may cause moderate to severe irritation or dermatitis
Serious Eye Damage / Irritation: Irritating to eyes, possible redness, watering, discomfort
Respiratory Sensitization: Prolonged exposure may trigger allergic reactions
Repeated Dose Toxicity: Chronic exposure linked to damage in thyroid and reproductive organs in high doses in animals
Carcinogenicity: Not listed as carcinogen by NTP, IARC, OSHA
Mutagenicity: There is some evidence of mutagenic potential in certain test systems
Other Health Effects: May aggravate pre-existing conditions such as skin complaints and asthma
Ecotoxicity: Very toxic to aquatic organisms including fish and invertebrates, small amounts can cause long-term damage to the aquatic environment
Persistence and Degradability: Does not readily degrade, may persist in soil and water
Bioaccumulative Potential: Low tendency for bioaccumulation, but breakdown can yield compounds that affect the food chain
Mobility in Soil: High solubility in water leads to mobility through soil, potential risk to groundwater
Other Effects: Breakdown products may include ethylenethiourea (ETU), a known environmental hazard
Waste Disposal Methods: Collect and send waste to approved chemical disposal or incineration facilities, following local, regional, and national regulations
Contaminated Packaging: Completely empty packaging before recycling or disposal, treat residual product as hazardous waste
Special Precautions: Do not dispose into surface water, sewer, or household garbage; keep away from drains; inform appropriate environmental agencies if a substantial quantity is released
UN Number: 3077
Proper Shipping Name: Environmentally hazardous substance, solid, n.o.s. (Disodium 1,2-Ethylenebisdithiocarbamate)
Transport Hazard Class: 9 (Miscellaneous dangerous substances)
Packing Group: III
Marine Pollutant: Yes
Special Precautions: Avoid environmental release during transport; containers must be intact and properly labeled
Transport Labels: Miscellaneous dangerous goods, environment pictogram
OSHA (US): Regulated as hazardous chemical, requires use of SDS and hazard communication
TSCA (US): Listed
REACH (EU): Substance subject to registration, EU-wide safety restrictions may apply
SARA Title III: Listed as reportable under certain conditions for environment and health
Other Regulations: Subject to pesticide laws in most countries; comply with national and local chemical safety regulations
Safety Label Required: Yes, product must be labeled in workplaces and during transport
