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Sodium Hypochlorite

bulletBLEACH
bulletCHLORINE
bulletCL2

Composition

Components                       CAS No.                  % by wt.              TLV

Sodium Hypochlorite          7681-52-9               10-15 %              none

Chlorine                              7782-50-5               9.5-14.5              0.5 ppm TWA  1.0 ppm STEL

Sodium Hydroxide               1310-73-2               0.30-0.80            2mg/m3 ceiling

Water                                 Remainder

FIRE AND EXPLOSION DATA

Flash Point: Nonflammable

Flammable limits: non flammable or combustible

Extinguishing media: N/A

Special Firing Fighting Procedure: Avoid fumes from spilled or exposed fluid. Firefighters should wear full protective clothing and OSHA/NIOSH self-contained breathing apparatus. Cool Fire-exposed containers with water spray from a safe distance.

Fire and explosion Hazards: Sodium Hypochlorite bleach is a strong oxidizing agent and decomposes when heated. Decomposition products may cause containers to explode. Vigorous reactions may occur with organic materials, causing fires.

STABILITY AND REACTIVITY

Chemical: Stable

   Conditions to avoid: Heat or direct sunlight; temp above 85 F.  Do not  mix with solutions containing ammonia. 

Hazardous Products of decomposition: Chlorine gas--from highly acidic materials.

                                           Chloramines--from contact with ammonia

                                           Polychlorinated phenols--from contact with phenolic disinfectants.

Polymerization: Will NOT Occur.

 

Incompatibility: Acids, ammonia, ether, urea, oxidizable materials, soaps, oils, greases, phenolic disinfectants and metals.

                    

Emergency Overview

Corrosive; May cause severe skin and eye irritation or chemical burns to broken skin. Vapors extremely irritating to eyes and respiratory tract. HARMFUL AND POTENTIALLY FATAL IF SWALLOWED.

INGESTION: Can cause corrosion of mucous membranes, severe esophageal burns and perforation of esophagus or stomach.

INHALATION: Inhalation of vapors can cause bronchial irritation, coughing, difficulty in breathing, nausea and pulmonary edema.

EYE CONTACT: Corrosive to the eyes; may cause severe and permanent damage.

SKIN CONTACT: Severe irritant; contact can produce blistering and eczema.

Avoid breathing vapors. Do not store near food , water , or feed. Protect eyes, skin, and clothing from contact with this product.

 

FIRST AIDE MEASURES

INGESTION: If swallowed DO NOT induce vomit Immediately drink a large quantity of water. Do not use acidic antidotes or sodium bicarbonate (baking soda). Call a physician or poison control center immediately.

INHALATION: If exposed to excessive vapor levels, remove to fresh air and seek medical attention if cough or other symptoms occur.

EYE CONTACT: Immediately flush eye with plenty of cool, running water. Remove contact lenses if applicable, and continue flushing for at least 15 min. GET medical attention immediately.

SKIN CONTACT: Flush affected skin area with copious amounts of water and wash with soap and water. If irritation develops or persists, get medical attention. Remove clothing and wash before reuse.

Personal Protective

RESPIRATOR: Not normally necessary; use NIOSH approved respirator for concentrated vapors.

GOGGLES/FACE SHIELD: Required; goggles should be chemical splash type. Face shield also helpful.

APRON: Recommended to avoid skin contact and protect clothing from damage.

GLOVES: Required; use impervious PVC or Neoprene with long gauntlet.

BOOT: Recommended to protect shoes and feet when using product for cleaning floors.

Appearance
Clear pale yellow liquid
Odor
Chlorine
pH
12.5-13.5
Specific Gravity
1.16-1.26
Solubility in water
Complete
Boiling Point
205 deg F (decomp)
Freezing Point
28 deg F ( appx)
Vapor Pressure
17.5mm Hg@20C
Vapor Density
N/A
Evaporation Rate
N/A

Handling precautions
Wash after handling and before eating.
          Use personal protective equipment and wear suitable chemical-resistant clothing.
Keep container tightly closed when not in use. Follow label directions closely.
 
Storage precautions
Store upright in a cool(below85 F) , dry ,well-ventilated area. Keep away from heat or direct sunlight. Separate from incompatible materials , such as acid, ammonia, soap-based products or organic materials. Protect containers from physical damage. Keep away from children.
 
Response to spills
small: Dilute product by flushing the area with large quantity of water and flush to sanitary sewer.
          large:  Contain run off by diking with suitable material. Soak up liquid on inert absorbent and  transfer            to  approved container. Prevent spill from entering sewers or water ways.

Dot Classification: Hazardous     Class 8, Packing group III UN 1791

EPA Registered              70271-20002(10% Bleach), 70271-20001(12.5% Bleach)

Sara Title III Material        Sodium Hydroxide & Sodium Hypochlorite

Canada WHMIS               Controlled Products, Class E-Corrosive Material

 

NFPA Classification

3      BLUE                     HEALTH HAZARD

0       RED                       FLAMMABILITY

1       YELLOW               REACTIVITY

OX   WHITE                   SPECIAL HAZARD

 

 

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Last modified: June 01, 2006