Product Name: Zinc P-Phenol Sulfonate
Synonyms: Zinc Phenolsulfonate, Zinc Bis(p-phenolsulfonate)
Chemical Formula: C12H8O6S2Zn
CAS Number: 66903-16-8
Manufacturer: [Insert supplier or manufacturer name]
Recommended Use: Plating agent, electroplating chemical
Emergency Contact: [Insert emergency phone number]
GHS Classification: Acute toxicity (oral) – Category 4; Skin irritation – Category 2; Eye irritation – Category 2A;
Pictograms: Exclamation mark
Signal Word: Warning
Hazard Statements: Harmful if swallowed. Causes skin and eye irritation. May cause respiratory discomfort.
Precautionary Statements: Avoid contact with skin and eyes. Wash thoroughly after handling. Do not eat, drink, or smoke when using this product.
Other Hazards: Dust or mists may irritate nose, throat, and lungs.
Chemical Identity: Zinc P-Phenol Sulfonate
Content: 99–100%
Impurities: Minor traces of zinc salts and organic by-products
Molecular Weight: 393.7 g/mol
Inhalation: Move person to fresh air, keep at rest, and seek medical attention for symptoms like coughing or shortness of breath.
Skin Contact: Immediately wash skin with plenty of water and soap, remove contaminated clothing, seek medical help if irritation persists.
Eye Contact: Rinse continuously with running water for at least 15 minutes, lift eyelids to ensure thorough rinsing, get medical attention promptly.
Ingestion: Rinse mouth with water, do not induce vomiting, seek immediate advice from a physician or poison center.
Suitable Extinguishing Media: Use dry chemical, foam, carbon dioxide, or water spray as appropriate.
Flammability: Product does not ignite easily. Fire may produce toxic fumes including zinc and sulfur oxides.
Special Protective Equipment for Firefighters: Wear self-contained breathing apparatus and protective clothing.
Hazardous Combustion Products: Sulfur oxides, phenolic compounds, and zinc oxides may form.
Personal Precautions: Wear chemical-resistant gloves, goggles, and suitable clothing. Avoid breathing dust.
Environmental Precautions: Prevent spill from reaching drains and waterways, notify authorities if large quantities enter the environment.
Methods for Cleaning Up: Sweep up spillage and place in appropriate container for disposal, avoid creating airborne dust. Ventilate affected area, wash area with water after pickup is complete.
Handling: Use only in well-ventilated areas. Avoid creating dust; use local exhaust ventilation when necessary. Wash hands before breaks and after work.
Storage Conditions: Store in tightly closed containers, in a cool, dry, and well-ventilated space. Keep away from moisture, heat sources, and incompatible substances such as strong bases and oxidizers. Keep separate from food and feedstuffs.
Exposure Limits: No established OSHA or ACGIH exposure limits for this specific compound; treat as dust—nuisance dust limits may apply.
Engineering Controls: Provide good general or local exhaust ventilation to control airborne levels below recommended exposure limit.
Personal Protective Equipment: Safety glasses with side shields, chemical-resistant gloves such as nitrile or PVC, long-sleeved clothing.
Respiratory Protection: Use NIOSH-approved respirator if dust generation is likely.
Hygiene Measures: Remove contaminated clothing, wash thoroughly after handling, do not eat, drink, or smoke in working area.
Appearance: Off-white to light yellow crystalline powder
Odor: Faint phenolic odor
pH (1% solution): Approximately 3.5–5.0
Boiling Point: Decomposes before boiling
Melting Point: Not available (decomposes)
Solubility: Freely soluble in water
Density: ~1.6 g/cm³
Vapor Pressure: Not applicable
Partition Coefficient (n-octanol/water): Not available
Flash Point: Not applicable
Explosion Limits: Product not expected to present explosion hazard
Chemical Stability: Stable under normal storage and handling conditions.
Conditions to Avoid: Heat, moisture, and exposure to strong light.
Incompatible Materials: Strong oxidizing agents, strong bases.
Hazardous Decomposition Products: Sulfur oxides, zinc oxide fumes, phenolic compounds.
Hazardous Polymerization: Will not occur.
Potential Health Effects: May irritate respiratory tract, skin, and eyes; ingestion can produce gastrointestinal upset such as nausea, vomiting, and diarrhea. Chronic exposure to dust may lead to zinc-related symptoms including headache and fatigue.
Acute Toxicity Data: Oral LD50 (rat) >2,000 mg/kg (estimated, supplier data)
Skin Corrosion/Irritation: Irritating to skin
Serious Eye Damage/Irritation: May cause eye irritation
Respiratory/Skin Sensitization: Not classified as sensitizer
Carcinogenicity: No data, not classified by IARC, NTP, or OSHA
Reproductive Toxicity: No data available
Target Organ Effects: Possible effect on liver and kidneys after repeated exposure at high doses.
Ecotoxicity: Zinc compounds are toxic to aquatic organisms. Spills may harm aquatic life through water contamination.
Persistence and Degradability: Expected to be partly biodegradable; the zinc ion remains persistent in soil and water.
Bioaccumulative Potential: Zinc can accumulate in organisms and in the environment.
Mobility in Soil: Mobile in moist soils and water.
Other Adverse Effects: Do not release into the environment, especially water sources.
Waste Disposal Methods: Collect and store substance in suitable containers for disposal according to federal, state, and local regulations. In case of large spills, seek advice from environmental authorities.
Contaminated Packaging: Empty containers retain residue. Dispose of in accordance with official regulations.
Special Precautions: Avoid dispersal of dust into the environment; do not allow product or runoff from waste to reach drains, sewers, or natural waterways.
UN Number: Not regulated by the current DOT, IATA, or IMDG codes for road, air, or sea transport.
Proper Shipping Name: Not hazardous for transportation.
Transport Hazard Class: Not classified.
Packing Group: Not assigned.
Environmental Hazards: May be harmful if released to aquatic environments.
Special Precautions for User: Do not transport with food or animal feed, avoid packaging damage and release to environment during transit.
OSHA: Not specifically regulated as hazardous.
TSCA: Listed in the TSCA Inventory.
SARA Title III: Zinc compounds covered under sections 302, 311/312, and 313 (reporting for certain thresholds).
Canadian DSL/NDSL: Listed/expected to be listed.
EU Regulation: Classified according to Regulation (EC) No. 1272/2008; observe workplace exposure limits as set by country.
Other Regulations: Local regulations may require further environmental or occupational controls.
Labeling Requirements: GHS-compliant labeling; include hazard statements and precautionary information.
