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MSDS for   SODIUM HYPOCHLORITE, 5% SOLUTION               Page  1
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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     SODIUM HYPOCHLORITE, 5% SOLUTION
FORMULA:          NAOCL
FORMULA WT:          74.44
CAS NO.:           7681-52-9
NIOSH/RTECS NO.:  NH3486300
COMMON SYNONYMS:  HYPOCHLOROUS ACID, SODIUM SALT;  CLOROX
PRODUCT CODES:    9416
  EFFECTIVE: 05/22/86     
  REVISION #01   

                            PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM

                      HEALTH        -  1  SLIGHT
                      FLAMMABILITY  -  0  NONE
                      REACTIVITY    -  1  SLIGHT
                      CONTACT       -  1  SLIGHT
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).

LABORATORY PROTECTIVE EQUIPMENT

SAFETY GLASSES; LAB COAT

PRECAUTIONARY LABEL STATEMENTS

                                   WARNING
                                 CAUSES BURNS
                             HARMFUL IF SWALLOWED
AVOID CONTACT WITH EYES, SKIN, CLOTHING.
AVOID BREATHING VAPOR.  KEEP IN TIGHTLY CLOSED CONTAINER.  USE WITH ADEQUATE
VENTILATION.  WASH THOROUGHLY AFTER HANDLING.

SAF-T-DATA(TM) STORAGE COLOR CODE:     ORANGE (GENERAL STORAGE)

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   2 - HAZARDOUS COMPONENTS
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                          COMPONENT                         %      CAS NO.

SODIUM HYPOCHLORITE                                      0-5     7681-52-9

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   3 - PHYSICAL DATA
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BOILING POINT:    N/A                         VAPOR PRESSURE(MM HG): 18

MELTING POINT:    N/A                         VAPOR DENSITY(AIR=1):  2.5

SPECIFIC GRAVITY:  1.09                       EVAPORATION RATE:      N/A

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MSDS for   SODIUM HYPOCHLORITE, 5% SOLUTION               Page  2
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   (H2O=1)                                       (BUTYL ACETATE=1)


SOLUBILITY(H2O):     APPRECIABLE (MORE THAN 10 %)  % VOLATILES BY VOLUME: 100

APPEARANCE & ODOR:  LIGHT YELLOW TO CLEAR LIQUID.

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   4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP   N/A

FLAMMABLE LIMITS:  UPPER - N/A  %       LOWER - N/A  %

FIRE EXTINGUISHING MEDIA
  USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING FIRE.

SPECIAL FIRE-FIGHTING PROCEDURES
  FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
  BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.

TOXIC GASES PRODUCED
  CHLORINE AND CHLORINE COMPOUNDS

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   5 - HEALTH HAZARD DATA
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CARCINOGENICITY:  NTP: NO     IARC: NO     Z LIST: NO     OSHA REG: NO

EFFECTS OF OVEREXPOSURE
  LIQUID MAY CAUSE BURNS TO SKIN AND EYES.
  VAPORS MAY BE IRRITATING TO SKIN, EYES, NOSE AND THROAT.
  INGESTION MAY CAUSE SEVERE BURNING OF MOUTH AND STOMACH.

TARGET ORGANS
  NONE IDENTIFIED

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
  NONE IDENTIFIED

ROUTES OF ENTRY
  NONE INDICATED

EMERGENCY AND FIRST AID PROCEDURES
  CALL A PHYSICIAN.
  IF SWALLOWED, IF CONSCIOUS, GIVE LARGE AMOUNT OF MILK, MILK OF MAGNESIA,
  OR WHITES OF EGGS BEATEN WITH WATER.  INDUCE VOMITING.
  IF INHALED, REMOVE TO FRESH AIR.  IF NOT BREATHING, GIVE ARTIFICIAL
  RESPIRATION.  IF BREATHING IS DIFFICULT, GIVE OXYGEN.
  IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF WATER FOR
  AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
  WASH CLOTHING BEFORE RE-USE.

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   6 - REACTIVITY DATA
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MSDS for   SODIUM HYPOCHLORITE, 5% SOLUTION               Page  3
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STABILITY:  STABLE                 HAZARDOUS POLYMERIZATION:  WILL NOT OCCUR

CONDITIONS TO AVOID:    MOISTURE, HEAT, LIGHT

INCOMPATIBLES:          STRONG ACIDS, CHLORINE, STRONG REDUCING AGENTS,
                        ORGANIC MATERIALS, ALUMINUM

DECOMPOSITION PRODUCTS: CHLORINE AND CHLORINE COMPOUNDS

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   7 - SPILL AND DISPOSAL PROCEDURES
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STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE
  WEAR SUITABLE PROTECTIVE CLOTHING.  TAKE UP WITH SAND OR OTHER NONCOM-
  BUSTIBLE ABSORBENT MATERIAL AND PLACE INTO CONTAINER FOR LATER DISPOSAL.
  FLUSH SPILL AREA WITH WATER.

DISPOSAL PROCEDURE
  DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
  ENVIRONMENTAL REGULATIONS.

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   8 - PROTECTIVE EQUIPMENT
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VENTILATION:             USE ADEQUATE GENERAL OR LOCAL EXHAUST VENTILATION
                         TO KEEP VAPOR AND MIST LEVELS AS LOW AS POSSIBLE.

RESPIRATORY PROTECTION:  NONE REQUIRED WHERE ADEQUATE VENTILATION
                         CONDITIONS EXIST.  IF AIRBORNE CONCENTRATION IS
                         HIGH, USE AN APPROPRIATE RESPIRATOR OR DUST MASK.

EYE/SKIN PROTECTION:     SAFETY GOGGLES, UNIFORM, APRON, RUBBER GLOVES ARE
                         RECOMMENDED.

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   9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE:     ORANGE (GENERAL STORAGE)

SPECIAL PRECAUTIONS
  KEEP CONTAINER TIGHTLY CLOSED.  SUITABLE FOR ANY GENERAL CHEMICAL STORAGE
  AREA.

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  10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)

PROPER SHIPPING NAME     HYPOCHLORITE SOLUTION ( < 7% CL BY WT.)(AIR ONLY)
HAZARD CLASS             ORM-B
UN/NA                    NA1791
LABELS                   NONE
REPORTABLE QUANTITY      100  LBS.

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MSDS for   SODIUM HYPOCHLORITE, 5% SOLUTION               Page  4
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INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME     HYPOCHLORITE, SOLUTION ( > 5% AVAILABLE CHLORINE)
HAZARD CLASS             8
UN/NA                    UN1791
LABELS                   CORROSIVE