Product ID:NALCO 2810
MSDS Date:01/21/1988
FSC:6850
NIIN:00F015500
MSDS Number: BKDKQ

NALCO CHEMICAL COMPANY

ONE NALCO CENTER
NAPERVILLE, IL 60566-1024

Emergency Phone: (708) 920-1510

Info Phone: (708) 961-9500

Preparer: JOHN J. KASPER

Cage: 89524

ONDEO NALCO COMPANY

NAPERVILLE, IL 60563-1198 US

Telephone: (630) 305-1000

Cage: 89524

5-CHLORO-2-METHYL-4-ISOTHIOAZOLIN-3-ONE

CAS: 26172-55-4

RTECS: NX8156850

Fraction By Weight: 4.3%

2-METHYL-4-ISOTHIAZOLIN-3-1

CAS: 2682-20-4

RTECS: NX8157000

Fraction By Weight: 1.3%

LD50 LC50 Mixture:ORAL LD50 (RAT): 3,810 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES: CORROSIVE/PERMANENT CORNEAL
DAMAGE. SKIN: CORROSIVE/THIRD DEGREE
BURNS/HARMFUL/DERMATITIS/ALLERGIC
REACTION/ABSORPTION/SENSITIZATION. INGESTION: FATAL. INHALATION:
HARMFUL, BREATHING DIFFICULTY, CONVULSIONS, UNCONSCIOUSNESS,
CIRCULATORY SHOCK, RESPIRATORY DEPRESSION, & CORROSIVE TO MUCOUS
MEMBRANES & LUNGS.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:EYES: CORROSIVE/PERMANENT CORNEAL DAMAGE. SKIN:
CORROSIVE/THIRD DEGREE BURNS/HARMFUL/DERMATITIS/ALLERGIC
REACTION/ABSORPTION/SENSITIZATION. INGESTION: FATAL. INHALATION:
HARMFUL, BREATHING DIFFICULTY, CONVULSIONS, UNCONSCIOUSNESS,
CIRCULATORY SHOCK, RESPIRATORY DEPRESSION, & CORROSIVE TO MUCOUS
MEMBRANES & LUNGS.
Medical Cond Aggravated by Exposure:ALLERGIC REACTIONS, SENSITIZATION

First Aid:EYE: FLUSH W/WATER FOR 15 MINS. SKIN: WASH THOROUGHLY W/SOAP
& WATER. INGESTION: IF UNCONSCIOUS/BREATHING DIFFICULT/CONVULSIONS,
DON'T INDUCE VOMITING/GIVE WATER. DRINK LARGE QUANTITY OF MILK/EGG
WHIT E/GELATIN SOLUTION/WATER. AVOID ALCOHOL. INHALATION: REMOVE TO
FRESH AIR. IF BREATHING STOPS, GIVE CPR/OXYGEN. OBTAIN MEDICAL
ATTENTION IN ALL CASES. NOTE TO PHYSICIAN: (SEE SUPP).

Fire Fighting Procedures:USE WATER TO KEEP FIRE-EXPOSED CONTAINERS
COOL. DON'T LET MATERIAL EVAPORATE TO DRYNESS. WEAR SUITABLE
PROTECTIVE EQUIPMENT.
Unusual Fire/Explosion Hazard:USE WATER TO PREVENT VAPOR PRESSURE
BUILDUP, WHICH MAY LEAD TO RUPTURING. EXPLOSIONS & RELEASE OF TOXIC
FUMES MAY RESULT FROM STRONG OXIDIZERS.

Spill Release Procedures:WEAR PROTECTIVE EQUIPMENT. SWEEP OR VACUUM UP
& RECLAIM INTO RECOVERY OR SALVAGE DRUMS FOR DISPOSAL. KEEP FROM
BEING DISCHARGED INTO LAKES, PONDS, STREAMS, WATERWAYS, OR PUBLIC
WATER SUPPLIES.

Handling and Storage Precautions:EMPTY PACKETS MAY CONTAIN RESIDUAL
PRODUCT. AVOID INHALATION OF SMOKE OR FUMES & CONTACT W/SKIN.

Respiratory Protection:WEAR A NIOSH APPROVED OR EQUIVALENT DUST
RESPIRATOR IF IT IS POSSIBLE TO GENERATE DUST.
Ventilation:PROVIDE LOCAL EXHAUST VENTILATION IF DUST IS GENERATED FROM
PACKAGE.
Protective Gloves:RECOMMENDED
Eye Protection:CHEMICAL GOGGLES & FACE SHIELD
Other Protective Equipment:APRONS, SLICKER SUIT, SHOES, & EYEWASH
FOUNTAIN
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health
NOTE: JUDGMENT IS BASED ON PATIENT REACTIONS/USED TO CONTROL SYMPTOMS.
PROBABLE MUCOSAL DAMAGE CONTRAINDICATES THE USE OF GASTRIC LAVAGE.
MEASURES AGAINST CIRCULATORY SHOCK/RESPIRATORY DEPRESSION/CONV
ULSION MAY BE NEEDED. THIS PRODUCT IS REGISTERED FOR USE AS A
MICROORGANISM CONTROL CHEMICAL USED IN COOLING SYSTEM.

Spec Gravity:0.25-0.75
Solubility in Water:COMPLETE
Appearance and Odor:NON-DUSTING YELLOW SOLID IN POROUS PACKAGE W/MILD
ODOR.

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS SUCH AS CHLORINE, PEROXIDES, CHROMATES, NITRIC ACID,
PERCHLORATES, CONCENTRATED OXYGEN, & PERMANGANATES
Stability Condition to Avoid:HEAT
Hazardous Decomposition Products:SULFUR OXIDES, HYDROGEN CHLORIDES,
TOXIC FUMES, CO, & CO2

Waste Disposal Methods:AS A NON-HAZARDOUS SOLID WASTE, IT CAN BE
DISPOSED OF IN A SANITARY LANDFILL IN ACCORDANCE W/LOCAL, STATE, &
FEDERAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.