Product ID:NALCO 7346 MICROBIOCIDE
MSDS Date:06/01/1994
FSC:6840
NIIN:00F051162
MSDS Number: CCDRB

NALCO CHEMICAL CO WATERGY GROUP

ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
US

Emergency Phone: 708-305-1000/708-920-1510

Info Phone: 708-305-1000

Preparer: RICKY A STACKHOUSE

Cage: 89524

ONDEO NALCO COMPANY

NAPERVILLE, IL 60563-1198 US

Telephone: (630) 305-1000

Cage: 89524

1-BROMO-3-CHLORO-5, 5 DIMETHYLHYDANTOIN

CAS: 16079-88-2

RTECS: MT9195400

Fraction By Weight: 60%

OSHA PEL NONE

ACGIH TLV: NONE

DACTIN, 1,3-DICHLORO-5,5-DIMETHYL HYDANTOIN, HYDAN, HALENE

CAS: 118-52-5

RTECS: MU0700000

Fraction By Weight: 27.4%

OSHA PEL 0.2 MG/CUM

ACGIH TLV: 0.2 MG/CUM

1,3-DICHLORO-5-ETHYL-5-METHYLHYDANTOIN *96-3*

CAS: 89415-87-2

Fraction By Weight: 10.6%

LD50 LC50 Mixture:ORAL LD50(ALBINO RATS): 468 MG/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES: SEVERE IRRITATION, CORROSIVE
W/POSSIBLE PERMANENT DAMAGE. SKIN: SEVERE IRRITATION, CORROSIVE
W/POSSIBLE PERMANENT DAMAGE & ALLERGIC DERMATITIS. INHALATION:
SEVERE RESPIRATORY IRRITATION, CORROSI VE TO THE MUCOUS MEMBRANES &
LUNGS. IRRITATING TO THE NOSE & THROAT, ALLERGIC REACTION.
INGESTION: HARMFUL.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.

First Aid:EYES: FLUSH W/PLENTY OF WATER FOR 15 MINS. SKIN: WIPE EXCESS
MATERIAL W/A DRY CLOTH. UNDER A SAFETY SHOWER, WASH THOROUGHLY
W/LARGE AMOUNTS OF WATER & SOAP IF AVAILABLE,FOR 15 MINS.
INGESTION: GIVE SE VERAL GLASSES OF WATER. DON'T INDUCE VOMITING.
IF VOMITING OCCURS, GIVE FLUIDS AGAIN. HAVE PHYSICIAN DETERMINE IF
PATIENT'S CONDITION ALLOWS INDUCTION OF VOMITING/EVACUATION OF
STOMACH. (SEE SUPP)

Flash Point:329F
Extinguishing Media:DRY CHEMICAL, FOAM, CO2/OTHER EXTINGUISHING AGENT
SUITABLE FOR CLASS B FIRES.
Fire Fighting Procedures:USE WATER TO COOL CONTAINERS. LARGE FIRES, USE
WATER SPRAY/FOG, THOROUGHLY DRENCHING THE BURNING MATERIAL. WEAR
SELF CONTAINED RESPIRATORY EQUIPMENT.
Unusual Fire/Explosion Hazard:CONTAMINATION W/MOISTURE, ORGANIC
MATTER/OTHER CHEMICALS MAY START A CHEMICAL REACTION W/GENERATION
OF HEAT/LIBERATION OF HAZARDOUS GASES W/FIRE & EXPLOSION.

Spill Release Procedures:SOLID: SWEEP/VACUUM UP & RECLAIM INTO
RECOVERY/SALVAGE DRUMS FOR DISPOSAL. WEAR PROTECTIVE EQUIPMENT.
PRODUCT IS TOXIC TO FISH. IT SHOULDN'T BE DIRECTLY DISCHARGED INTO
LAKES, PONDS, STREAMS, WATERWAY S/PUBLIC WATER SUPPLIES.

Handling and Storage Precautions:USE W/ADEQUATE VENTILATION. WEAR
RUBBER GLOVES, CHEMICAL GOGGLES & FACE SHIELD WHEN HANLDING.
ISOLATE CONTAINER IN OPEN AIR. USE CLEAN DRY UTENSILS.
Other Precautions:AVOID BREATHING DUST. DON'T GET INTO EYES,
SKIN/CLOTHING. EMPTY CONTAINERS MAY CONTAIN RESIDUAL PRODUCT. DON'T
REUSE CONTAINER UNLESS PROPERLY RECONDITIONED. DON'T RESEAL
CONTAINER. FLOOD W/LARGE VOLU MES OF WATER IF NECESSARY. (SEE SUPP)

Respiratory Protection:IF SIGNIFICANT DUSTING OCCURS, WEAR EITHER A
DISPOSABLE DUST MASK/A CARTRIDGE RESPIRATOR W/PREFILTER/HIGH
EFFICIENCY CARTRIDGE. FOR ENCLOSED SPACE W/INADEQUATE VENTILAION, A
PRESSURE DEMAND SCBA IS RE COMMENDED.
Ventilation:LOCAL EXHAUST IS RECOMMENDED
Protective Gloves:IMPERMEABLE
Eye Protection:CHEMICAL GOGGLES/FACE SHIELD
Other Protective Equipment:BOOTS, APRONS/SLICKER SUIT, EYE WASH
FOUNTAIN & SAFETY SHOWER, PROTECTIVE CLOTHING.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
FIRST AID CONT'D: DON'T GIVE ANYTHING BY MOUTH TO AN
UNCONSCIOUS/CONVULSING PERSON. INHALATION: REMOVE TO FRESH AIR. IF
NOT BREATHING, CLEAR AIRWAY & START MOUTH TO MOUTH CPR/USE A
BAG-MASK RESPIRATOR . GIVE OXYGEN IF NEEDED. OBTAIN
MEDICALATTENTION IN ALL CASES. PREC: DON'T BREATHE SMOKE/FUMES.

Melt/Freeze Pt:M.P/F.P Text:248-298F
Decomp Temp:Decomp Text:329F
pH:3.6
Evaporation Rate & Reference:(BU AC = 1): <1
Appearance and Odor:WHITE BRIQUETTES W/SLIGHT PUNGENT ODOR
Percent Volatiles by Volume:<0.5

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENT, ORGANIC MATERIALS, CONTAMINATION W/MOISTURE.
Stability Condition to Avoid:HIGH TEMPS, DIRECT SUNLIGHT, MOISTURE.
Hazardous Decomposition Products:THERMAL: TEMPS >329F. COMBUSTION: CO,
CO2, NITROGEN OXIDES, HYDROGEN CHLORIDE, HYDROGEN BROMIDE, BROMINE,
CHLORINE.

Waste Disposal Methods:PRODUCT MAY BE HAZARDOUS WASTE UNDER THE RCRA.
AS A HAZARDOUS SOLID WASTE, IT MUST BE DISPOSE OF IN A LICENSED
HAZARDOUS WASTE TREATMENT, STORAGE & DISPOSAL FACILITY IAW/FEDERAL,
STATE & LOCAL REGULAT IONS. HAZARDOUS WASTE D001.

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