Chemical Product Identification & Regulatory Data
Official chemical identifiers, CAS numbers, and regulatory compliance information
Basic Product Information
Regulatory Identifiers
Chemical Abstracts Service registry number - unique identifier for chemical substances
Uses Information
Overview
Ammonium hydroxide, 25% NH4 is a form: liquid substance commonly used su24 scientific research and development.
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GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
Hazard Classifications
GHS Hazard Pictograms & Safety Symbols
GHS05
GHS07
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
- H302: Harmful if swallowed.
- H314: Causes severe skin burns and eye damage.
- H318: Causes serious eye damage.
Precautionary Statements
- P273: Avoid release to the environment.
- P280: Wear protective gloves/protective clothing/eye protection/face protection.
- P305+P351+P338: If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P309: IF exposed or if you feel unwell:
- P310: Immediately call a POISON CENTER/doctor/physician
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
Alfa Aesar Thermo Fisher Scientific Chemicals, Inc.
manufacturer
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Emergency Contact
(800) 343-0660
During normal business hours (Monday-Friday, 8am-7pm EST)
Carechem 24
(866) 928-0789
After normal business hours
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Product Type
substanceGeneral Composition
Substances
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Ammonium hydroxide EC: 215-647-6 | 1336-21-6 | 100% | ✓ Non-hazardous |
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
Supply fresh air. If required, provide artificial respiration. Keep patient warm. Seek immediate medical advice.
🖐️ Skin Contact
Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.
Symptoms:
Causes severe skin burns.
👁️ Eye Contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
Symptoms:
Causes serious eye damage.
🍽️ Ingestion/Swallowing
Seek medical treatment.
Symptoms:
Harmful if swallowed.
Fire Fighting Measures & Emergency Response
Fire suppression methods, extinguishing media, and firefighting safety procedures
✅ Suitable Extinguishing Media
Carbon dioxide, extinguishing powder or water spray. Fight larger fires with water spray or alcohol resistant foam.
⚠️ Specific Fire Hazards
If this product is involved in a fire, the following can be released: Nitrogen oxides (NOx), Ammonia.
🛡️ Firefighter Protection Equipment
Wear self-contained respirator. Wear fully protective impervious suit.
Accidental Release Measures & Spill Response
Emergency spill cleanup procedures, containment methods, and environmental protection
🚨 Emergency Procedures
Wear protective equipment. Keep unprotected persons away. Ensure adequate ventilation.
🌍 Environmental Precautions
Do not allow material to be released to the environment without proper governmental permits.
Related Chemical Substances & Alternative Products
Similar chemicals with comparable safety profiles and industrial applications
Technical Specifications & Material Properties
Physical state, chemical properties, melting point, boiling point, and material characteristics
Safe Handling & Storage Procedures
Industrial handling precautions, storage conditions, and workplace safety requirements
⚠️ Handling Precautions
• Keep container tightly sealed.
• Store in cool, dry place in tightly closed containers.
• Ensure good ventilation at the workplace.
🏪 Storage Conditions
• Keep container tightly sealed.
• Store in cool, dry conditions in well sealed containers.
🔥 Fire Prevention Measures
No information known.
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.
🧤 Hand Protection
Impervious gloves. Check protective gloves prior to each use for their proper condition. The selection of suitable gloves not only depends on the material, but also on quality. Quality will vary from manufacturer to manufacturer. Material of gloves Butyl rubber, BR. Penetration time of glove material (in minutes) Not determined.
👁️ Eye Protection
Tightly sealed goggles. Full face protection. Safety glasses with side shields / NIOSH (US) or EN 166(EU).
😷 Respiratory Protection
Use suitable respirator when high concentrations are present. Recommended filter device for short term use: Use a respirator with cartridges suitable for use with ammonia as a backup to engineering controls. Risk assessment should be performed to determine if air-purifying respirators are appropriate. Only use equipment tested and approved under appropriate government standards such as NIOSH (USA) or CEN (EU).
🦺 Skin/Body Protection
Protective work clothing.
Chemical Stability & Reactivity Data
Chemical stability, hazardous reactions, and incompatible materials information
✅ Chemical Stability
Stable under recommended storage conditions.
⚗️ Reactivity
No information known.
⚠️ Hazardous Reactions
Water reacts violently with alkali metals. Reacts with strong oxidizing agents. Water reacts with many metals to give hydrogen, often violently. Water is also incompatible with many reactive organic and inorganic chemicals.
🚫 Conditions to Avoid
No further relevant information available.
🧪 Incompatible Materials
Acids, Oxidizing agents, Halogens, Metal powders
💨 Hazardous Decomposition Products
Nitrogen oxides, Ammonia
Ecological Information & Environmental Impact
Environmental toxicity, biodegradation, bioaccumulation, and ecological effects data
🌱 Toxicity
🌱 Persistence and degradability
🌱 Bioaccumulative potential
🌱 Mobility in soil
🌱 Results of PBT and vPvB assessment
🌱 Endocrine disrupting properties
🌱 Other adverse effects
Waste Disposal & Treatment Methods
Waste disposal procedures, treatment methods, and regulatory compliance requirements
♻️ Waste Treatment Methods
Consult state, local or national regulations to ensure proper disposal.
🗂️ Product Disposal Recommendations
Disposal must be made according to official regulations.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
UN2672
📦 Proper Shipping Name
Ammonia solutions
⚠️ Transport Hazard Class
8
📋 Packing Group
III
🚛 ADR Transport Precautions
Warning: Corrosive substances F-A,S-B
🚢 IMDG Maritime Transport Precautions
Warning: Corrosive substances F-A,S-B
✈️ IATA Air Transport Precautions
Warning: Corrosive substances F-A,S-B
Regulatory Information & Compliance
Chemical regulations, safety assessments, and regulatory compliance status
📋 Regulatory Summary
The product is classified and labeled in accordance with 29 CFR 1910 (OSHA HCS). A Chemical Safety Assessment has not been carried out.
❌ Chemical Safety Assessment
No chemical safety assessment has been performed for this substance.
ℹ️ Additional Regulatory Information
Employers should use this information only as a supplement to other information gathered by them, and should make independent judgement of suitability of this information to ensure proper use and protect the health and safety of employees.
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the hazard signal word for Ammonium hydroxide, 25% NH4?
The signal word for this substance is "danger".
What is the physical form of Ammonium hydroxide, 25% NH4?
Ammonium hydroxide, 25% NH4 is a liquid appearing as form: liquid . It has ammonia-like odor.
What is the solubility of Ammonium hydroxide, 25% NH4?
Fully miscible
What is Ammonium hydroxide, 25% NH4 used for?
SU24 Scientific research and development
What are the hazard statements for Ammonium hydroxide, 25% NH4?
This substance has 3 hazard statements: H302: Harmful if swallowed. H314: Causes severe skin burns and eye damage. H318: Causes serious eye damage.
What is the melting point of Ammonium hydroxide, 25% NH4?
The melting point is Not determined and the boiling point is Not determined.