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Chemical Name: Oxymetazoline Hydrochloride
Common Uses: Nasal decongestant found in over-the-counter sprays and drops, pressed into action for blocked noses and sinus congestion relief
Synonyms: Imidazoline derivative, Oxy HCl
Form: Typically a white powder, soluble in water
CAS Number: 2315-02-8
Health Hazards: Exposure through skin or eyes can lead to irritation. Inhalation or ingestion in significant amounts triggers nervous system effects, hypertension, or cardiovascular symptoms.
Label Elements: Irritant, Harmful if swallowed or contacts mucous membranes
Risk Phrases: May cause drowsiness, dizziness, respiratory discomfort, and in high dosage, rapid heartbeat
Symptoms of Exposure: Tightness in chest, excessive sweating, headache, and in extreme cases, risk of shock or damage to major organs
Active Ingredient: Oxymetazoline Hydrochloride
Chemical Purity: Standard pharmaceutical preparations aim for pure, active form without significant contaminants
Other Components: In clinical products, excipients and fillers help with dose, but raw chemical form remains dominant for hazards
Inhalation: Remove person to fresh air promptly, monitor breathing. If symptoms persist, seek medical help.
Skin Contact: Rinse exposed area with water for several minutes. Remove contaminated clothing.
Eye Contact: Flush with plenty of cool water for at least 15 minutes, avoid rubbing.
Ingestion: If a significant amount is swallowed, do not provoke vomiting. Rinse mouth and get medical attention.
Suitable Extinguishing Media: Dry chemical, foam, or carbon dioxide for small fires. Water can be used on larger scale if safe.
Fire/Explosion Risks: Powder can form dust clouds with air if handled carelessly, potential for minor combustion
Protective Equipment: Proper gear such as a self-contained breathing apparatus and full protective clothing
Personal Precautions: Evacuate area as needed, wear gloves, goggles, and a dust mask.
Spill Cleanup Methods: Avoid creating dust clouds, clean with damp materials, sweep up and store in labeled container for disposal.
Environmental Protection: Do not sweep waste into drains; contain spills to prevent groundwater or environmental contamination
Handling: Use in well-ventilated areas, avoid breathing dust or mist, keep away from sources of ignition or heat.
Storage Conditions: Tight containers, away from light, heat, and incompatible substances like strong oxidizers
Segregation: Isolate from acids, bases, and moisture-prone materials
Engineering Controls: Work in a fume hood or use extraction systems to keep airborne concentrations low
Personal Protective Equipment: Safety goggles, nitrile gloves, lab coats, and approved respirators when airborne dust likely
Hygiene Measures: Wash hands before breaks and after work, do not eat or drink in handling areas
Appearance: Fine white powder
Odor: Odorless
Solubility: Highly soluble in water
Melting Point: Around 240°C (decomposes)
pH (1% solution): Slightly acidic
Chemical Stability: Stable under recommended storage and usage
Hazardous Reactions: Possibility of hazardous decomposition, especially near strong acids, alkalis, or oxidizers
Decomposition Products: Emits nitrogen oxides and hydrogen chloride fumes if burned
Incompatibilities: Acids, strong bases, and any agent causing rapid hydrolysis or oxidation
Acute Toxicity: Moderately toxic if swallowed; impacts central nervous system and blood pressure
Chronic Exposure: Persistent use or repeated exposure might cause changes in blood pressure, heart rhythm, and organ health
Symptoms of Overexposure: Severe headache, confusion, irregular heartbeat, tremors, and possible collapse
Environmental Fate: Breaks down slowly in environment, possible risk to aquatic life
Persistence and Degradability: Not rapidly biodegradable; chemical can linger in soil and water systems
Aquatic Toxicity: Studies point to mild to moderate impact if released in quantity
Waste Methods: Dispose in accordance with local regulations, never flush or pour down drains
Contaminated Packaging: Empty containers treated as hazardous waste; triple rinse and offer for approved disposal
UN/ID Number: Classified under safe handling for laboratory and pharmacy supply with specific rules for bulk
Transport Hazards: Avoid massive jostling, heat exposure, or unprotected containers in transit
Special Precautions: Clearly labeled packaging, documentation matching regulatory and carrier requirements
Governing Regulations: Subject to controlled substance and chemical storage rules in many countries
OSHA/WHMIS: Listed as hazardous for workplace safety, standard labeling required
Other Classifications: European regulations list it as slightly hazardous if used improperly, requiring clear risk communication at every step
