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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: AMMONIUM HYDROXIDE
FORMULA: NH4OH
FORMULA WT: 35.05
CAS NO.: 01336-21-6
NIOSH/RTECS NO.: BQ9625000
COMMON SYNONYMS: AMMONIA SOLUTION; AQUA AMMONIA
PRODUCT CODES: 4807,9730,9733,5350,9719,9729,5358,9721,9731,5019,9720,5138
EFFECTIVE: 09/03/86
REVISION #02
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 3 SEVERE (POISON)
FLAMMABILITY - 1 SLIGHT
REACTIVITY - 2 MODERATE
CONTACT - 3 SEVERE (CORROSIVE)
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
GOGGLES & SHIELD; LAB COAT & APRON; VENT HOOD; PROPER GLOVES
PRECAUTIONARY LABEL STATEMENTS
POISON DANGER
CAUSES BURNS
MAY BE FATAL IF SWALLOWED
VAPOR EXTREMELY IRRITATING
EXCEPTIONAL HEALTH AND CONTACT HAZARDS - READ MATERIAL SAFETY DATA SHEET
DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
AVOID BREATHING VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. LOOSEN CLOSURE
CAUTIOUSLY. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER
HANDLING. IN CASE OF SPILL, FLUSH SPILL AREA WITH WATER.
SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE STRIPE (STORE SEPARATELY)
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2 - HAZARDOUS COMPONENTS
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COMPONENT % CAS NO.
AMMONIUM HYDROXIDE 20-30 1336-21-6
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3 - PHYSICAL DATA
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BOILING POINT: N/A VAPOR PRESSURE(MM HG): N/A
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MELTING POINT: -78 C ( -108 F) VAPOR DENSITY(AIR=1): N/A
SPECIFIC GRAVITY: 0.90 EVAPORATION RATE: N/A
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): COMPLETE (IN ALL PROPORTIONS) % VOLATILES BY VOLUME: 100
APPEARANCE & ODOR: CLEAR COLORLESS SOLUTION WITH A STRONG ODOR.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP: N/A NFPA 704M RATING: 3-1-0
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.
MOVE EXPOSED CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK.
USE WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL; DO NOT GET WATER INSIDE
CONTAINERS.
UNUSUAL FIRE & EXPLOSION HAZARDS
GIVES OFF FLAMMABLE VAPORS. VAPORS MAY FORM EXPLOSIVE MIXTURE WITH AIR.
CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE.
TOXIC GASES PRODUCED
AMMONIA, HYDROGEN GAS
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5 - HEALTH HAZARD DATA
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TOXICITY TEST RESULTS AND SAFETY AND HEALTH EFFECTS ARE BASED ON
THE SOLUTE.
THRESHOLD LIMIT VALUE (TLV/TWA): 18 MG/M3 ( 25 PPM)
SHORT-TERM EXPOSURE LIMIT (STEL): 27 MG/M3 ( 35 PPM)
PERMISSIBLE EXPOSURE LIMIT (PEL): 35 MG/M3 ( 50 PPM)
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 350
CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
INHALATION OF VAPORS MAY CAUSE SEVERE IRRITATION OR BURNS OF THE
RESPIRATORY SYSTEM, PULMONARY EDEMA, OR LUNG INFLAMMATION.
CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS.
PROLONGED EYE CONTACT MAY CAUSE PERMANENT DAMAGE TO THE CORNEA AND
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BLINDNESS MAY OCCUR.
INGESTION MAY CAUSE SEVERE BURNING OF MOUTH AND STOMACH.
INGESTION IS HARMFUL AND MAY BE FATAL.
TARGET ORGANS
RESPIRATORY SYSTEM, EYES
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
ROUTES OF ENTRY
INHALATION, INGESTION, EYE CONTACT, SKIN CONTACT
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
IF SWALLOWED, DO NOT INDUCE VOMITING; IF CONSCIOUS, GIVE LARGE AMOUNTS OF
WATER. FOLLOW WITH DILUTED VINEGAR, FRUIT JUICE OR WHITES OF EGGS, BEATEN
WITH WATER.
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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STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
CONDITIONS TO AVOID: HEAT
INCOMPATIBLES: STRONG ACIDS, ALKALI METALS, STRONG OXIDIZING AGENTS,
BROMINE, CHLORINE, ALUMINUM, COPPER, BRASS, BRONZE,
MERCURY, DIMETHYL SULFATE
DECOMPOSITION PRODUCTS: AMMONIA
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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 SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING. STOP
LEAK IF YOU CAN DO SO WITHOUT RISK. VENTILATE AREA. CAREFULLY NEUTRALIZE
SPILL WITH DILUTE HCL. FLUSH AREA WITH FLOODING AMOUNTS OF WATER. (USE
CAUTION.)
J. T. BAKER NEUTRACIT-2(R) CAUSTIC NEUTRALIZER IS RECOMMENDED
FOR SPILLS OF THIS PRODUCT.
DISPOSAL PROCEDURE
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
EPA HAZARDOUS WASTE NUMBER: D002, D003 (CORROSIVE, REACTIVE WASTE)
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8 - PROTECTIVE EQUIPMENT
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VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET
TLV REQUIREMENTS.
RESPIRATORY PROTECTION: RESPIRATORY PROTECTION REQUIRED IF AIRBORNE
CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS
UP TO 25 PPM, A CHEMICAL CARTRIDGE RESPIRATOR
WITH AMMONIA/AMINE CARTRIDGE AND DUST/MIST FILTER
IS RECOMMENDED. ABOVE THIS LEVEL, A SELF-
CONTAINED BREATHING APPARATUS IS ADVISED.
EYE/SKIN PROTECTION: SAFETY GOGGLES AND FACE SHIELD, UNIFORM,
PROTECTIVE SUIT, RUBBER GLOVES ARE RECOMMENDED.
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9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE STRIPE (STORE SEPARATELY)
SPECIAL PRECAUTIONS
KEEP CONTAINER TIGHTLY CLOSED. STORE IN CORROSION-PROOF AREA.
STORE BELOW 25 C.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME AMMONIUM HYDROXIDE (12-44% AMMONIA)
HAZARD CLASS CORROSIVE MATERIAL (LIQUID)
UN/NA NA2672
LABELS CORROSIVE
REPORTABLE QUANTITY 1000 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME AMMONIA SOLUTIONS (10-35% AMMONIA)
HAZARD CLASS 8
UN/NA UN2672
LABELS CORROSIVE