Product Name: M-Cresol 4,6-Sulfonic Acid Sodium Salt
Synonyms: Sodium 4,6-sulfonic acid meta-cresolate
Chemical Formula: C7H7NaO5S2
CAS Number: 66191-21-9
Recommended Use: Intermediate for dyes, pigments, and specialty chemicals
Manufacturer: Detailed supplier information available upon direct request
Emergency Telephone: Local poison control center or CHEMTREC
Address: Contact your distributor or regulatory agency for regional details
Classification: Eye irritant (Category 2), Skin irritant (Category 2), Specific target organ toxicity single exposure (Category 3)
Signal Word: Warning
Hazard Statements: Causes skin irritation, causes serious eye irritation, may cause respiratory irritation
Pictograms: Exclamation mark (GHS07)
Precautionary Statements: Avoid breathing dust or fumes, wash skin thoroughly after handling, use in well-ventilated area, wear eye protection, wear appropriate gloves
Potential Health Effects: Exposure may lead to coughing, eye redness, and skin rash
Environment: May cause harm to aquatic life at high concentrations
Chemical Name: M-Cresol 4,6-Sulfonic Acid Sodium Salt
CAS Number: 66191-21-9
Concentration: At or above 95%
Impurities: Unreacted cresol, trace inorganic salts
General Advice: Move exposed person to fresh air, remove contaminated clothing
Inhalation: Remove person to fresh air, seek medical help if symptoms persist
Skin Contact: Wash skin immediately with plenty of soap and water for at least 15 minutes
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses, continue rinsing
Ingestion: Rinse mouth, do not induce vomiting, seek medical advice promptly
Most Important Symptoms: Eye and skin irritation, respiratory tract discomfort
Suitable Extinguishing Media: Water spray, alcohol-resistant foam, dry chemical, carbon dioxide
Unsuitable Extinguishing Media: High pressure water jets
Hazards: Releases toxic or irritating gas under fire conditions including sulfur oxides and sodium oxides
Protective Equipment: Full protective gear and self-contained breathing apparatus
Advice for Firefighters: Control runoff water for environmental protection, avoid inhalation of combustion products
Personal Precautions: Avoid breathing dust, provide adequate ventilation, use suitable protective clothing
Environmental Precautions: Prevent entry to drains, soil, and waterways
Containment and Cleanup: Sweep up without producing dust, collect and dispose in suitable containers, wash area with plenty of water
Handling: Avoid skin and eye contact, avoid dust formation, use local exhaust ventilation
Storage: Store in cool, dry, well-ventilated area away from incompatible materials, keep container tightly closed and properly labeled, store away from acids and oxidizers
Incompatibilities: Strong acids, strong oxidizing agents
Exposure Limits: No specific OSHA or ACGIH limits; follow general chemical hygiene practices
Engineering Controls: Use with local exhaust, handle in closed systems where practical
Personal Protective Equipment: Protective gloves (nitrile or neoprene), safety goggles, lab coat or chemical-resistant apron, dust mask or NIOSH-approved respirator for dusty conditions
Hygiene Measures: Wash thoroughly after handling, do not eat or drink during use
Appearance: White to off-white powder
Odor: Faint aromatic odor
Odor Threshold: Not established
pH: Slightly acidic to neutral (aqueous solution)
Melting Point: Not precisely determined
Boiling Point: Decomposes before boiling
Flash Point: Not flammable
Evaporation Rate: Not applicable
Flammability: Not classified as flammable
Vapor Pressure: Negligible at ambient temperature
Vapor Density: Not applicable
Solubility: Soluble in water
Partition Coefficient (n-octanol/water): Not available
Auto-Ignition Temperature: Not expected to auto-ignite
Decomposition Temperature: Data not available
Chemical Stability: Stable at ambient temperature and pressure
Reactivity: Non-reactive under ordinary conditions
Hazardous Reactions: No dangerous reactions known under normal use
Conditions to Avoid: Excessive heat, ignition sources, moisture
Incompatible Materials: Acids, oxidizing agents
Hazardous Decomposition Products: Toxic fumes like sulfur oxides, sodium oxides
Acute Toxicity: Limited data for oral and dermal toxicity; potential for mild irritation
Skin Corrosion/Irritation: Can cause localized redness, swelling, itching
Serious Eye Damage/Irritation: Can cause significant irritation, tearing, discomfort
Respiratory Sensitization: May cause mild respiratory tract irritation
Carcinogenicity: Not listed as carcinogenic by IARC, NTP, or OSHA
Mutagenicity: Data insufficient, not expected to be a mutagen
Other Effects: Prolonged or repeat exposure not sufficiently studied
Aquatic Toxicity: May be toxic at high concentrations to aquatic organisms
Persistence and Degradability: Expected to be biodegradable in natural environments
Bioaccumulative Potential: No evidence of significant bioaccumulation
Mobility in Soil: Readily dissolves in water and may leach into groundwater
Other Adverse Effects: Large-scale spills should be avoided to protect ecosystem balance
Waste Treatment Methods: Dispose in accordance with local, regional, and national regulations
Disposal of Contaminated Packaging: Rinse containers thoroughly before recycling or disposal, ensure no product remains
Special Precautions: Avoid release to environment, do not flush to drain
UN Number: Not classified as hazardous for transport under most regulations
UN Proper Shipping Name: Not regulated
Transport Hazard Class: Not applicable
Packing Group: Not applicable
Marine Pollutant: Not classified
Note: Handle with basic chemical hygiene during all shipment and receipt activities
OSHA Status: Hazardous chemical as defined by OSHA Hazard Communication Standard
TSCA Inventory: Listed
SARA Title III: Not listed under SARA 302, 304, 313
CERCLA: Not designated as a reportable quantity substance
California Proposition 65: Not listed
REACH Registration: Check with European suppliers for current registration status
Other Regulations: Subject to local, state, and federal chemical control laws
