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MSDS for SULFURIC ACID Page 1

1 - PRODUCT IDENTIFICATION

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PRODUCT NAME: SULFURIC ACID

FORMULA: H2SO4

FORMULA WT: 98.08

CAS NO.: 7664-93-9

NIOSH/RTECS NO.: WS5600000

COMMON SYNONYMS: OIL OF VITRIOL

PRODUCT CODES: 5030,9691,9675,5340,9679,9687,9674,9686,9694,9681,5374,9688

9673,5432,5137,9685,4802,9684,9683,5643,9680

EFFECTIVE: 09/08/86

REVISION #02

PRECAUTIONARY LABELLING

BAKER SAF-T-DATA(TM) SYSTEM

HEALTH - 3 SEVERE (POISON)

FLAMMABILITY - 0 NONE

REACTIVITY - 3 SEVERE (WATER REACTIVE)

CONTACT - 4 EXTREME (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

HARMFUL IF INHALED

CAUSES SEVERE BURNS

MAY BE FATAL IF SWALLOWED

REACTS VIOLENTLY WITH WATER.

DO NOT GET IN EYES, ON SKIN, ON CLOTHING.

DO NOT BREATHE VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. LOOSEN CLOSURE

CAUTIOUSLY. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER

HANDLING. IN CASE OF SPILL NEUTRALIZE WITH SODA ASH OR LIME AND PLACE IN

DRY CONTAINER.

SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE (CORROSIVE)

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2 - HAZARDOUS COMPONENTS

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COMPONENT % CAS NO.

SULFURIC ACID 90-100 7664-93-9

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3 - PHYSICAL DATA

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MSDS for SULFURIC ACID Page 2

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BOILING POINT: 327 C ( 621 F) VAPOR PRESSURE(MM HG): <0.3

MELTING POINT: -2 C ( 28 F) VAPOR DENSITY(AIR=1): 3.4

SPECIFIC GRAVITY: 1.84 EVAPORATION RATE: <1

(H2O=1) (BUTYL ACETATE=1)

SOLUBILITY(H2O): COMPLETE (IN ALL PROPORTIONS) % VOLATILES BY VOLUME: N/A

APPEARANCE & ODOR: CLEAR, COLORLESS TO LIGHT YELLOW, OILY ODORLESS LIQUID.

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4 - FIRE AND EXPLOSION HAZARD DATA

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FLASH POINT (CLOSED CUP N/A NFPA 704M RATING: 3-0-2 W

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

FIRE EXTINGUISHING MEDIA

USE DRY CHEMICAL OR CARBON DIOXIDE. DO NOT USE WATER.

SPECIAL FIRE-FIGHTING PROCEDURES

FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED

BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.

DO NOT GET WATER INSIDE CONTAINERS.

UNUSUAL FIRE & EXPLOSION HAZARDS

REACTS WITH MOST METALS TO PRODUCE HYDROGEN GAS, WHICH CAN FORM AN

EXPLOSIVE MIXTURE WITH AIR.

A VIOLENT EXOTHERMIC REACTION OCCURS WITH WATER. SUFFICIENT HEAT

MAY BE PRODUCED TO IGNITE COMBUSTIBLE MATERIALS.

TOXIC GASES PRODUCED

SULFUR DIOXIDE

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5 - HEALTH HAZARD DATA

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THRESHOLD LIMIT VALUE (TLV/TWA): 1 MG/M3 ( PPM)

PERMISSIBLE EXPOSURE LIMIT (PEL): 1 MG/M3 ( PPM)

TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 2140

CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO

EFFECTS OF OVEREXPOSURE

INHALATION OF VAPORS MAY CAUSE SEVERE IRRITATION OF THE RESPIRATORY SYSTEM.

LIQUID MAY CAUSE SEVERE BURNS TO SKIN AND EYES.

INGESTION IS HARMFUL AND MAY BE FATAL.

INGESTION MAY CAUSE NAUSEA AND VOMITING.

INGESTION MAY CAUSE SEVERE BURNS TO MOUTH, THROAT, AND STOMACH. MAY HAVE

ADVERSE EFFECT ON KIDNEY FUNCTION AND MAY BE FATAL.

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MSDS for SULFURIC ACID Page 3

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CHRONIC OVEREXPOSURE MAY RESULT IN LUNG DAMAGE.

TARGET ORGANS

RESPIRATORY SYSTEM, EYES, SKIN, TEETH

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 WATER, MILK, OR

MILK OF MAGNESIA.

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: MOISTURE, HEAT

INCOMPATIBLES: WATER, MOST COMMON METALS, ORGANIC MATERIALS,

STRONG REDUCING AGENTS, COMBUSTIBLE MATERIALS,

STRONG BASES, STRONG OXIDIZING AGENTS

DECOMPOSITION PRODUCTS: OXIDES OF SULFUR

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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. DO NOT USE WATER.

NEUTRALIZE SPILL AND/OR WASHINGS WITH SODA ASH OR LIME.

WITH CLEAN SHOVEL, PLACE MATERIAL INTO CLEAN, DRY CONTAINER AND COVER.

MOVE CONTAINER(S) FROM SPILL AREA.

J. T. BAKER NEUTRASORB(R) OR NEUTRASOL(R) "LOW NA+" ACID NEUTRALIZERS

ARE 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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MSDS for SULFURIC ACID Page 4

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VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET

TLV REQUIREMENTS.

RESPIRATORY PROTECTION: NONE REQUIRED WHERE APPROPRIATE VENTILATION

CONDITIONS EXIST. IF THE TLV IS EXCEEDED, 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 (CORROSIVE)

SPECIAL PRECAUTIONS

KEEP CONTAINER TIGHTLY CLOSED. STORE IN CORROSION-PROOF AREA.

KEEP CONTAINERS OUT OF SUN AND AWAY FROM HEAT.

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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION

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DOMESTIC (D.O.T.)

PROPER SHIPPING NAME SULFURIC ACID

HAZARD CLASS CORROSIVE MATERIAL (LIQUID)

UN/NA UN1830

LABELS CORROSIVE

REPORTABLE QUANTITY 1000 LBS.

INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME SULPHURIC ACID

HAZARD CLASS 8

UN/NA UN1830

LABELS CORROSIVE