Sodium Hydroxide (Caustic Soda) 99%

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Sodium Hydroxide (Caustic Soda) 99%
*Please note that the 25kg and over is exempt from the free shipping option as it is a class 8 Dangerous good. It will incur extra shipping charges. Please email us for a shipping quote before placing your order.

Caustic soda's main uses are in the manufacture of pulp and paper, alumina, soap and detergents, petroleum products and chemical production.

This is a hazardous material and should be handled with care. Always use safety precautions when using sodium hydroxide!
 
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CAS No: 1310-73-2

Name: Sodium Hydroxide

Other Names: Caustic soda, lye, soda lye, sodium hydrate

Usage: Chemicals manufacture; neutralising agent; pulp and paper, aluminum, detergent, and textile processing; oil refining; process cleaning; reclaiming rubber; etching and electroplating.

HAZARDS IDENTIFICATION

DANGER

Hazard statements:

  • Causes severe skin burns and eye damage
  • May cause respiratory irritation
  • Harmful if swallowed
  • Very toxic to aquatic life
  • May be corrosive to metals

Prevention

  • Avoid breathing dust/fume/gas/mist/vapours/spray
  • Wash hand thoroughly after handling
  • Wear protective gloves/protective clothing/eye protection /face protection
  • Avoid release to the environment

In emergency dial 111, and then ask for Fire, Ambulance or Police as necessary.

In case of poisoning phone National Poisons Centre – 0800 764 766.

FIRST AID MEASURES

Inhalation                                            Remove to fresh air. Give artificial respiration if not breathing. If breathing is difficult, administer oxygen. No mouth to mouth or mouth to nose resuscitation.
Ingestion Rinse mouth. If victim is conscious and alert, give a small glass of water to drink. Do NOT induce vomiting.
Skin contact Wash skin with soap and water for at least 15 minutes while removing contaminated clothing and shoes. Thoroughly clean and dry contaminated clothing before reuse. Destroy contaminated shoes.
Eye contact Immediately flush eyes with plenty of water for at least 15minutes.
Most important symptoms/effects, both acute and delayed Highly corrosive and can cause severe pain. Causes blisters and burns. Corrosive to the eyes with a danger of vision impairment/blindness. Ingestion causes burns in the mouth, throat and esophagus. Inhalation of product may cause irritation, high levels can cause difficulty in breathing and possible lung damage. May cause serious permanent damage.
First Aid Facilities Eye wash station, safety shower and normal washroom facilities.

FIRE FIGHTING MEASURES

Suitable extinguishing media                                 

Regular dry chemical, carbon dioxide, fine water spray, regular foam
Unsuitable extinguishing media High volume water jet.
Special hazards arising from the substance or mixture              Not combustible, but contact with moisture or water may generate sufficient heat to ignite combustible materials. Forms flammable and explosive hydrogen through corrosion of metals. Generates dense black smoke and may form toxic fumes of carbon monoxide (CO), carbon dioxide (CO2) and sodium oxide (Na2O).
Special protective actions for firefighters Do not breathe fumes. Respirator with independent air-supply and airtight garment is required. Fight fire in early stages if safe to do so. Containers close to fire should be removed immediately or cooled with water. Do not allow contaminated extinguishing water to enter the soil, groundwater or surface waters.


ACCIDENTAL RELEASE MEASURES

Personal precautions, protective equipment and emergency procedures                 Evacuate all unprotected personnel. Put on protective equipment. Avoid direct contact with skin, eyes and clothing. Ensure adequate ventilation/exhaust extraction.
Environmental precautions Avoid entry of product into drains, sewers, surface/ground water system or soil.
Methods and material for containment and cleaning up Contain and recover liquid when possible. Do not flush residues to the sewer. Residues can be diluted with water or neutralized with dilute acid such as acetic, hydrochloric or sulfuric. Absorb neutralized residue on clay, vermiculite or other inert substance and package in a suitable container for disposal according to applicable regulations.

HANDLING AND STORAGE

Precautions for safe handling                                             
  • Provide adequate ventilation. Avoid inhalation of vapors and skin and eye contact. Change contaminated or soaked clothing immediately. Wash hands after handling.
  • Always dilute by carefully pouring the product into the water.
  • Keep away from foodstuffs, drinks and tobacco.
  • Keep away from incompatible products and naked flames/heat. Do not discharge the waste into drains.
Conditions for safe storage, including any incompatibilities Store in a cool, dry, well-ventilated bunded area and keep protected from light and direct sunlight.
Suitable packaging material stainless steel –nickel, polyethylene –polypropylene, glass -stoneware/porcelain
Non suitable packaging material lead, aluminum, copper , zinc, bronze, tin
Minimum storage temperature 25°C for 50% solution, 20°C for 30% solutions. Mild steel tanks must be stress relieved if storing material above 40°C for concentrations of 30% or higher concentrations.
Keep away from combustible materials, acids, water, steam, metals, oxidising agents, aluminium, zinc, tin, ammonium salts, and nitroaromatic or organohalogens.

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