Product Name: Ammonium Sulphamidate
Chemical Formula: NH4SO2NH2
Synonyms: Amidosulfuric acid, Ammonium sulfamate
CAS Number: 7773-06-0
Recommended Uses: Herbicide, flame retardant, chemical intermediate
Supplier Details: Refer to local distributor for name and emergency contact
Emergency Contact: Check local supplier safety number or national poison center
Physical Hazards: Crystalline powder, creates dust during handling, moderate risk if dust inhaled
Health Hazards: Eye and skin irritant; dust can cause respiratory irritation, nausea, headache after prolonged exposure; no proven long-term carcinogenic effects known
Environmental Hazards: Product may disrupt local aquatic habitats if released in bulk; can increase nitrogen loading in water bodies causing algal bloom concerns
GHS Classification: Eye Irritant (Category 2A), Skin Irritant (Category 2), Specific Target Organ Toxicity, single exposure; Not classified as flammable, reactive, or explosive
Pictograms: Exclamation mark (Irritant)
Precautionary Statements: Avoid breathing dust, wear protective gear, wash hands after handling, prevent runoff into waterways
Chemical Ingredient: Ammonium Sulphamidate
Concentration: 98–100%
Impurities: Trace levels of water, residual ammonium salts
Other Components: No proprietary additives
Eye Contact: Rinse with clean water for several minutes, remove contact lenses, seek medical advice if irritation continues
Skin Contact: Remove contaminated clothing, wash contact area with soap and water, seek medical help if rash or irritation forms
Inhalation: Move to area with fresh air, keep warm and at rest, seek medical help if symptoms such as coughing or breathing difficulty persist
Ingestion: Rinse mouth, drink water, do not induce vomiting, seek immediate medical help
Advice to Doctor: Treat symptomatically; no antidote known
Suitable Extinguishing Media: Water fog, dry powder, foam
Unsuitable Media: Avoid use of high-pressure water jets
Specific Hazards: Can decompose and release toxic gases including ammonia, sulfur oxides, nitrogen oxides when exposed to high heat
Firefighter Protection: Use self-contained breathing apparatus, full protective gear
Special Tactics: Remove containers from area if safe, keep cool with water spray, prevent runoff contamination
Personal Precautions: Prevent dust formation, use respiratory protection, ventilate area
Environmental Precautions: Avoid uncontrolled release into soil or water, block entry to drains and sewers
Cleanup Methods: Sweep or scoop spilled material, collect in sealable containers for disposal, wash area with water
Disposal: Collect contaminated earth for regulated disposal
Handling: Avoid dust generation, use with proper ventilation, do not eat, drink, or smoke while using, wash thoroughly after use
Storage: Store in a dry, well-ventilated place, keep container tightly closed, separate from strong acids and oxidizers, prevent container damage
Incompatibilities: May react with strong bases, acids, oxidizers, metals that can catalyze decomposition
Occupational Exposure Limits: No specific local authority OEL; use general dust limit for nuisance particulates (typically 10 mg/m3 total dust)
Engineering Controls: Local exhaust ventilation, dust collection systems
Personal Protective Equipment: Chemical safety goggles, impervious gloves, dust mask or respirator, coveralls or lab coat
Hygiene Measures: Wash hands and face before breaks, after handling
Appearance: White crystal or powder
Odor: Slight, ammonia-like
pH: 4.5–5.5 (1% solution in water)
Melting Point: Decomposes at 131°C
Boiling Point: Not applicable (decomposes before boiling)
Solubility: Soluble in water (approximately 200 g/L at 20°C)
Vapor Pressure: Negligible at room temperature
Density: 1.75 g/cm3
Flash Point: Not applicable
Evaporation Rate: Not applicable
Partition Coefficient: Not determined
Auto-Ignition Temperature: Not flammable under standard conditions
Chemical Stability: Stable under recommended storage and handling
Reactivity: Not reactive under normal conditions
Decomposition Products: Ammonia, sulfur oxides, nitrogen oxides on strong heating
Hazardous Reactions: Reacts with acids and bases, may emit toxic gases
Incompatible Materials: Strong acids, bases, strong oxidizing agents, some metals
Routes of Exposure: Inhalation, eye and skin contact, ingestion
Acute Effects: Causes irritation to eyes, skin, and respiratory tract; ingestion may trigger nausea, vomiting, abdominal pain
Chronic Effects: No reliable evidence for mutagenicity, carcinogenicity, or reproductive harm
LD50 (oral, rat): 2000–3000 mg/kg
Sensitization: Rare but possible skin sensitizer
Symptoms of Overexposure: Headache, dizziness, respiratory distress with dust or prolonged exposure
Aquatic Toxicity: High concentrations may be harmful to aquatic organisms, particularly by nutrient enrichment
Persistence and Degradability: Breaks down in soil and water to ammonium and sulfate; moderate rate
Bioaccumulation Potential: Does not accumulate in living organisms
Mobility in Soil: Mobile in moist conditions, risk of leaching especially in sandy soils
Other Harmful Effects: Contribution to eutrophication if entered in large volumes to surface water
Safe Disposal Methods: Dispose via licensed chemical waste handler, follow regional or national regulations
Packaging Disposal: Empty containers to be rinsed, then recycled or disposed according to local policy
Avoid: Disposing near natural water sources, sewers, or drains
Waste Classification: Non-hazardous under most frameworks, but local regulations may vary
UN Number: Not regulated as hazardous for transport under standard UN, IMDG, or IATA rules
Transport Hazard Class: Non-hazardous material
Packing Group: Not assigned
Labeling Requirements: General chemical goods
Special Precautions for User: Keep containers closed and dry, avoid physical damage during loading, inform driver of contents
Labelling According to GHS: Warning, Eye and Skin Irritant
National Regulations: Subject to workplace chemical control and local environmental discharge laws
Chemical Safety Assessment: Performed or not required in some jurisdictions
Other Requirements: Maintain workplace safety registers, provide safety training to handlers, secure proper labeling and documentation
Inventory Status: Listed in many chemical regulatory lists (e.g. US TSCA, EU REACH), not a controlled substance
