Product ID:DPD FREE CHLORINE REAGENT, CAT. NO. 21055
MSDS Date:01/01/1995
FSC:6810
NIIN:01-182-3547
MSDS Number: BXVRF

HACH CO.

100 DAYTON RD.
AMES, IA 50010-0642
US

Emergency Phone: 515-232-2533 OR 800-247-3990

Info Phone: 303-669-3050 OR 800-227-4224

Cage: 91224

HACH COMPANY

907 AMES, IA 50010 US

Telephone: 800-227-4224

Cage: 4T252

CARBOXYLATE SALT, TRADE SECRET COMPONENT

Fraction By Weight: 48-70%

SODIUM PHOSPHATE, DIBASIC (SARA III)

CAS: 7558-79-4

RTECS: WC4500000

Fraction By Weight: 38-60%

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

DPD SALT, SALT OF N,N-DIETHYL-P-PHENYLENEDIAMINE

Fraction By Weight: 1-5%

ETHYLENEDIAMINETETRACETIC ACID, DISODIUM SALT, DIHYDRATE

CAS: 6381-92-6

Fraction By Weight: 1-5%

Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:THIS PRODUCT MAY BE: IRRITATING TO
EYES AND RESPIRATORY TRACT, AND MAY CAUSE ALLERGIC SKIN REACTION.
ACUTE TOXICITY: SLIGHTLY TOXIC. CHRONIC TOXICITY: NOT DETERMINED.
Explanation of Carcinogenicity:NOT DETERMINED.
Effects of Overexposure:OVEREXPOSURE: CONTACT MAY CAUSE IRRITATION,
SKIN SENSITIZATION.
Medical Cond Aggravated by Exposure:ALLERGY OR SENSITIVITY TO SALTS OF
N,N- DIETHYL-P-PHENYLENEDIAMINE.

First Aid:EYE AND SKIN-IMMEDIATELY FLUSH EYE WITH WATER 15 MIN. CALL
PHYSICIAN. REMOVE CONTAMINATED CLOTHING. WASH SKIN WITH SOAP AND
PLENTY OF WATER. INGESTION-GIVE LARGE QUANTITIES OF WATER. CALL
PHYSICIAN IM MEDIATELY. INHALATION-REMOVE TO FRESH AIR.

Extinguishing Media:WATER, DRY CHEMICAL, ALCOHOL FOAM, OR CARBON
DIOXIDE.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:MAY EMIT TOXIC FUMES IN FIRE.

Spill Release Procedures:SWEEP UP POWDER. AVOID BREATHING MATERIAL.
DISSOLVE IN WATER. FLUSH DOWN THE DRAIN WITH EXCESS WATER.

Handling and Storage Precautions:STORE IN COOL, DRY, DARK PLACE.
Other Precautions:AVOID CONTACT WITH EYES. AVOID PROLONGED OR REPEATED
CONTACT WITH SKIN.

Respiratory Protection:DO NOT BREATHE DUST.
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:DISPOSABLE GLOVES
Eye Protection:LAB GRADE GOGGLES
Other Protective Equipment:EYE WASH AND SAFETY SHOWER.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE

HCC:C3
Spec Gravity:1.76
pH:4.4
Solubility in Water:SOLUBLE
Appearance and Odor:WHITE TO PALE PINK POWDER. NO ODOR. SOLID.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:EXTREME TEMPERATURES, EXCESS MOISTURE,
EXPOSURE TO LIGHT.
Hazardous Decomposition Products:MAT EMIT TOXIC FUMES OF PHOSPHORUS
OXIDES IN FIRE.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL FEDERAL,
STATE, LOCAL REGULATIONS.

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assume responsibility for the suitability of this information to their
particular situation.