Chemical Name: 2-(2-Sulphonatoethyl)Isothiouronium
Chemical Formula: C3H9N2O3S2
Synonyms: Isothiouronium, 2-(2-sulfoethyl)-, inner salt
CAS Number: 5424-54-0
Recommended Use: Additive for electroplating processes, chemical syntheses for specialty applications
Supplier: Consult specific distributor or manufacturer for accurate contact details and emergency contact number
GHS Classification: Irritant to skin and eyes, may cause respiratory irritation
Hazard Statements: Causes skin irritation; causes serious eye irritation; may cause respiratory tract irritation
Pictogram(s): Exclamation mark (Warns about possible health effect)
Signal Word: Warning
Precautionary Statements: Wear protective gloves, avoid breathing dust, wash exposed areas thoroughly after handling
Symptoms of Exposure: Redness, itching, watering of eyes, coughing, sneezing, skin dryness
Chemical Identity: 2-(2-Sulphonatoethyl)Isothiouronium
Concentration: Usually above 98% (check product SDS for exact range)
Minor Components: Water and trace synthesis by-products
Impurities: Not expected in amounts relevant for safety consideration in typical grades
Eye Contact: Flush with plenty of lukewarm water for several minutes, hold eyelids open, remove contact lenses if present, keep rinsing until irritation fades
Skin Contact: Remove contaminated clothing, rinse affected area with running water, seek medical advice if irritation continues
Inhalation: Move person to fresh air, assist breathing if necessary, check for coughing or breathing difficulty
Ingestion: Rinse mouth, avoid vomiting, get medical assistance if exposed person feels unwell
Note for Physicians: Treat symptoms, no specific antidote documented; support measures recommended
Suitable Extinguishing Media: Water spray, carbon dioxide, foam, dry chemical
Special Hazards: May release sulfur oxides, nitrogen oxides during combustion
Protective Equipment: Use self-contained breathing apparatus and full fire-fighting suit
Advice for Firefighters: Keep run-off water from entering drains, cool containers at risk with water spray, evacuate if smoke is released
Personal Precautions: Avoid breathing dust or fumes, ventilate area, wear gloves and goggles
Environmental Precautions: Avoid discharge to drains or environment, contain spillage using sand or absorbent
Clean-Up Methods: Collect using shovel or vacuum, place in labelled containers for disposal, wash spill site thoroughly after material removal
Disposal: Dispose of according to local, regional, and national laws
Handling: Use only in well-ventilated areas, prevent skin and eye contact, do not eat or drink while handling chemicals, wash hands after use
Storage: Store in tightly closed, labelled containers in a cool, dry, and ventilated place; keep away from incompatible substances including acids, oxidizers, and reducing agents
Packaging Materials: Polyethylene or glass containers recommended for stability
Exposure Limits: No occupational exposure limits established
Engineering Controls: Local exhaust or general ventilation in work areas where dust may form
Personal Protection: Safety goggles, chemical-resistant gloves, lab coat, dust mask or N95 respirator if airborne particulates develop
Hygiene Measures: Wash hands thoroughly after handling, remove contaminated clothing promptly
Appearance: White to off-white crystalline powder
Odor: Mild or odorless
Melting Point: Decomposes above 225°C
Boiling Point: Not applicable (decomposition)
Solubility: Freely soluble in water
Density: Approximately 1.58 g/cm³
pH (aqueous solution): 6–8
Vapor Pressure: Negligible at ambient temperature
Other Information: Hygroscopic, absorbs moisture from air
Chemical Stability: Stable under recommended storage conditions
Reactivity: Reacts with strong oxidizing agents, releases toxic gases during decomposition
Hazardous Decomposition Products: Sulfur oxides, nitrogen oxides, and toxic vapors may form if heated or burned
Incompatible Materials: Strong oxidizers, acids, strong bases, reducing agents
Routes of Exposure: Skin contact, inhalation, ingestion, eye contact
Acute Toxicity: Low acute toxicity, no established LD50 for humans; animal studies suggest mild effects by oral and dermal routes
Irritation: Causes skin and eye irritation; may irritate mucous membranes
Sensitization: No data indicating strong sensitizer properties
Chronic Effects: No clear evidence for mutagenicity, carcinogenicity, or reproductive toxicity
Ecotoxicity: Limited information available; aquatic organisms may be affected in high concentrations due to sulfonate group
Persistence and Degradability: May degrade slowly in soil and water; not readily biodegradable
Bioaccumulation: Expected to have low potential for bioaccumulation
Mobility: Water-soluble, may migrate through soil into groundwater
Other Adverse Effects: Prevent release into the environment; follow local environmental protection guidelines
Waste Treatment Methods: Dispose in accordance with national, regional, and local regulations; chemical waste incineration preferred
Packaging Disposal: Rinse and send to authorized waste management; avoid reuse for food or water
Precautions: Do not pour into sewer, water sources, or general waste
UN Number: Not classified as hazardous for transport
Proper Shipping Name: Refer to specific country regulations; chemical name suffices
Transport Hazard Class: Non-hazardous
Packaging Requirements: Standard chemical containers, sealed and labelled
Special Precautions: Protect from moisture and mechanical damage in transit
Global Inventories: Check registration status in local chemical databases (TSCA, EINECS/ELINCS, DSL, AICS)
Labelling: Comply with local GHS and workplace labelling requirements
Occupational Restrictions: General chemical safety training required; review company-specific chemical hygiene plans
Other Regulations: Consult latest national and regional health, environment, and transport rules that apply
