Sodium Hydroxide – Identification of Product
Chemical Code: RLS-SOL-S07 to S08
Chemical Name: Sodium Hydroxide 0.01N/0.01M Solution
Chemical Grade:
Chemical Formula: NaOH
Chemical Weight: 40,00 g/mol
CAS No:
Chemical Synonyms:
Sodium Hydroxide – Hazards Identification
REACH No: No Data Available
Signal Word: Warning
Supplemental Hazard Information:
Additional Hazard Information: No Data Available
Sodium Hydroxide – Hazards statements
H290 – May be corrosive to metals.
H315 – Causes skin irritation.
H319 – Causes serious eye irritation. Precautionary statements
P302 + P352 – IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338 – IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Sodium Hydroxide – Composition of Chemical
Chemical Formula: NaOH
EC No 1272/2008: No Data Available
First Aid Measures
General Advice: No Data Available
If: Inhaled: Fresh air.
If: Skin Contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower.
If: Eye Contac: Rinse out with plenty of water. Call in ophthalmologist
If: Swallowed: Immediately make victim drink water (two glasses at most). Consult a physician.
Important Symptoms: Irritant effects
Immediate Medical Attention: No Data Available
Sodium Hydroxide – Firefighting Measures
Extinguishing Media: Use extinguishing measures that are appropriate to local circumstances and the surrounding environment
Hazards Arising: Not combustible.
Ambient fire may liberate hazardous vapours.
Advice for Firefighters: Stay in danger area only with self-contained breathing apparatus.
Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.
Info for Firefighting: No Data Available
Sodium Hydroxide – Accidental Release Measures
Personal Precautions: Avoid substance contact.
Do not breathe vapours, aerosols.
Evacuate the danger area, observe emergency procedures, consult an expert.
Environmental Precautions: No special precautionary measures necessary
Method for Containment: Observe possible material restrictions. Take up with liquid-absorbent and neutralising material. Dispose of properly. Clean up affected area.
Sodium Hydroxide – Handling and Storage
Personal Precautions: Immediately change contaminated clothing.
Apply preventive skin protection.
Wash hands and face after working with substance.
Environmental Precautions: Storage conditions – Tightly closed.
Requirements for storage areas and containers – No Aluminium, Tin, or Zinc containers
Exposure Controls | Personal Protection
Derived No Effect Level (DNEL)
Workers | Application Area | Exposure Routes | Health Effect | Value
ZA REL – Short Term Exposure Limit (STEL) – 2 mg/m³
Consumers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Predicted No Effect Concentration (PNEC)
No Data Available
Engineering Controls: Technical measures and appropriate working operations should be given priority over the use of personal protective equipment.
Eye/Face Protection: Safety glasses
Skin Protection: The protective gloves to be used must comply with the specifications of EC Directive 89/686/EEC and the related standard EN374, for example KCL 741 Dermatril® L (full contact), KCL 741 Dermatril® L (splash contact).
Fll contact – Glove material: Nitrile rubber
Glove thickness: 0.11 mm. Break through time: > 480 min
Splash contact – Glove material: Nitrile rubber
Glove thickness: 0.11 mm. Break through time: > 480 min
Body Protection: Protective clothing. Protective clothing needs to be selected specifically for the workplace, depending on concentrations and quantities of the hazardous substances handled.
Respiratory Protection: Required when vapours/aerosols are generated.
Recommended Filter type: Filter P 2 (acc. to DIN 3181) for solid and liquid particles of harmful substances
Physical and Chemical Properties
Appearance: Clear, Colourless liquid
Odour: Odourless
Odour Threshold: Not Applicable
pH: ca. 13.5 at 20 °C
Melting Point: No Data Available
Boiling Point: No Data Available
Flash Point: Not Applicable
Evaporation: No Data Available
Flammability: No Data Available
Upper/Lower Flammability or Explosive Limits: Not Applicable
Vapour pressure: No Data Available
Vapour density: No Data Available
Relative density: No Data Available
Water solubility: Soluble
Partition Coefficien: No Data Available
Auto-ignition Temperature: Not Applicable
Decomposition Temperature: No Data Available
Viscosity: No Data Available
Explosive properties: Not classified as explosive.
Oxidizing properties: None
Other Safety Info: Density: 1.01 g/cm³ at 20 °C,
Ignition temperature: Not applicable,
Corrosion: May be corrosive to metals.
Stability and Reactivity
Reactivity: No Data Available
Chemical Stability: The product is chemically stable under standard ambient conditions (room temperature) .
Possibility of hazardous reactions: The generally known reaction partners of water.
Violent reactions possible with: Metals, Light metals, Ammonia
Exothermic reaction with: Acids
Conditions to Avoid: No Data Available
Incompatible Materials: Metals, Light metals
Gives off Hydrogen by reaction with metals. Hazardous Decomposition Products: No Data Available
Toxicological Information
Acute Toxicity: Acute oral toxicity –
Symptoms: Irritations of mucous membranes in the mouth, pharynx, oesophagus and gastrointestinal tract.
Acute inhalation toxicity –
Symptoms: Possible damages:, mucosal irritations
Skin Corrosion/Irritation: Mixture causes skin irritation
Rabbit
Result: Causes burns.
Serious Eye damage | Eye Irritation: Mixture causes serious eye irritation
Rabbit
Result: Causes burns.
Cell Mutagenicity: Genotoxicity in vitro:
Mutagenicity (mammal cell test): micronucleus.
Result: negative. (Lit.)
Ames test:
Result: negative (IUCLID)
Carcinogenicity: No Data Available
Reproductive toxicity: No Data Available
Specific Target Organ Toxicity – Single Exposure: No Data Available
Specific Target Organ Toxicity – Repeated Exposure: No Data Available
Aspiration Hazard: No Data Available
Ecological Information
Ecological Toxicity: Toxicity to fish:
LC50 Gambusia affinis (Mosquito fish): 125 mg/l; 96 h (External MSDS)
Toxicity to daphnia and other aquatic invertebrates:
EC50 Daphnia magna (Water flea): 76 mg/l; 24 h (External MSDS)
Toxicity to bacteria:
EC50 Photobacterium phosphoreum: 22 mg/l; 15 min (External MSDS)
Ecological Persistence and degradability: No Data Available
Bio-accumulative Potential: No Data Available Mobility in Soil: No Data Available
Results of PBT and vPvB Assessment: Substance(s) in the mixture do(es) not meet the criteria for PBT or vPvB according to Regulation (EC) No 1907/2006, or a PBT/vPvB assessment was not conducted.
Other Adverse Effect: Harmful effect due to pH shift.
Neutralisation possible in waste water treatment plants.
No ecological problems are to be expected when the product is handled and used with due care and attention.
Disposal Considerations
Waste Treatment Methods: Waste material must be disposed of in accordance with the national and local regulations.
Leave chemicals in original containers. No mixing with other waste. Handle uncleaned containers like the product itself.
Transport Information
UN Number: ADR/RID: 1824
IATA: 1824
IMDG: 1824
UN Shipping Hazard: ADR/RID: SODIUM HYDROXIDE SOLUTION
IATA: SODIUM HYDROXIDE SOLUTION
IMDG: SODIUM HYDROXIDE SOLUTION
Transport Hazard Class: ADR/RID: 8
IATA: 8
IMDG: 8
Packaging Group: ADR/RID: III
IATA: III
IMDG: III
Environmental Hazards: ADR/RID: —
IATA: —
IMDG: —
Special Precautions: ADR/RID: yes. Tunnel restriction code E
IATA: no
IMDG: yes. EmS F-A S-B
Regulatory Information
Safety, Health and environmental regulations: Storage class 8B
Chemical Safety Assessment: For this product a chemical safety assessment was not carried out
Additional Info: Handle in accordance with good industrial hygiene and safety practice. Disclaimer
The information stated above is considered to be correct, but does not claim to be inclusive and shall only be used as a guideline. The information provided by this document is confirmed by our continuous updating of knowledge and adheres to the products appropriate safety precautions. It does not represent any guarantee of the product’s
properties. RLS Chemicals and its Associates shall not be held accountable for any damage’s consequent of handling the above product
