Product ID:DPD FREE CHLORINE REAGENT
MSDS Date:09/21/1993
FSC:6810
NIIN:00D003372
MSDS Number: BVFVR

HACH CO.

100 DAYTON RD.
AMES, IA 50010-6402
US

Emergency Phone: 800-227-4224

Info Phone: 800-227-4224

Cage: 4T252

HACH COMPANY

907 AMES, IA 50010 US

Telephone: 800-227-4224

Cage: 4T252

SALT OF N,N-DIETHYL-P-PHENYLENEDIAMINE

Fraction By Weight: 1-5%

ETHYLENEDIAMINETETRAACETIC ACID, DISODIUM SALT

CAS: 139-33-3

RTECS: AH4375000

Fraction By Weight: 1-5%

CARBOXYLATE SALT (TRADE SECRET)

Fraction By Weight: 40-70%

SODIUM PHOSPHATE, DIBASIC (SARA III)

CAS: 7558-79-4

RTECS: WC4500000

Fraction By Weight: 30-60%

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: CONTACT MAY IRRITATE EYES;
CAUSE ALLERGIC SKIN REACTION, SKIN SENSITIZATION. INHALATION MAY
CAUSE RESPIRATORY IRRITATION. CHRONIC: HEALTH EFFECTS FROM
PROLONGED OR REPEATED EXPOSURE HAVE NOT BE EN DETERMINED. TARGET
ORGANS: NOT DETERMINED.
Explanation of Carcinogenicity:NO INGREDIENTS OF A CONCENTRATION OF
0.1% OR GREATER IS LISTED AS A CARCINOGEN OR SUSPECTED CARCINOGEN.
Effects of Overexposure:EYES: REDNESS, SWELLING, TEARING. SKIN:
REDNESS, SWELLING, ITCHING. INHALED: COUGHING, SHORTNESS OF BREATH,
SNEEZING, WHEEZING.
Medical Cond Aggravated by Exposure:ALLERGY OR SENSITIVITY TO SALTS OF
N,N-DIETHYL-P-PHENYLENEDIAMINE.

First Aid:SKIN & EYE CONTACT-IMMEDIATELY FLUSH EYES WITH LOTS OF WATER
FOR 15 MINUTES. REMOVE CONTAMINATED CLOTHES. WAH SKIN WITH SOAP &
WATER. IF SYMPTOMS PERSIST, SEEK MEDICAL ATTENTION. INGESTED-IF
CONSCIOUS , GIVE LARGE QUANTITIES OF WATER. CALL PHYSICIAN
IMMEDIATELY. INHALED-REMOVE TO FRESH AIR.

Extinguishing Media:WATER, DRY CHEMICAL, ALCOHOL FOAM OR CARBON
DIOXIDE.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER. DLA-HMIS:
FIREFIGHTERS SHOULD WEAR FULL PROTECTIVE CLOTHING INCLUDING
POSITIVE-PRESSURE SELF-CONTAINED BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:MAY EMIT TOXIC FUMES IN FIRE.

Spill Release Procedures:SWEEP UP POWDER. AVOID BREATHING MATERIAL.
DISSOLVE IN WATER. FLUSH DOWN DRAIN WITH EXCESS WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A COOL, DRY PLACE.
Other Precautions:AVOID CONTACT WITH EYES. AVOID PROLONGED OR REPEATED
CONTACT WITH SKIN. DO NOT BREATH DUST. WASH THOROUGHLY AFTER
HANDLING.

Respiratory Protection:NONE SPECIFIED BY MANUFACTURER. DLA-HMIS: IF
ENGINEERING CONTROLS FAIL OR EMERGENCY OCCURS, USE NIOSH/MSHA
APPROVED RESPIRATOR OR SCBA, AS REQUIRED. USE IAW 29 CFR 1910.134.
Ventilation:USE ADEQUATE MECHANICAL VENTILATION TO MAINTAIN EXPOSURE
BELOW PEL/TLV.
Protective Gloves:DISPOSABLE LATEX
Eye Protection:LAB GRADE GOGGLES
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER. DLA-HMIS:
EYE WASH IMMEDIATELY AVAILABLE FOR EMERGENCIES.
Work Hygienic Practices:WASH HANDS AFTER USE AND BEFORE EATING,
DRINKING, OR SMOKING. LAUNDER CONTAMINATED CLOTHES BEFORE REUSE.
Supplemental Safety and Health
PH OF 1% SOLUTION=6.4.

HCC:N1
Spec Gravity:1.76
Solubility in Water:APPRECIABLE
Appearance and Odor:WHITE TO PALE PINK POWDER; NO ODOR.

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

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

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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.