Product ID:NESSLER REAGENT
MSDS Date:06/12/1991
FSC:6810
NIIN:01-011-7192
MSDS Number: BLBBS

HACH CO.

AMES, IA 50010
US

Emergency Phone: 800-227-4224 OR 303-623-5716 SUPP.

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

Cage: 4T252

HACH COMPANY

907 AMES, IA 50010 US

Telephone: 800-227-4224

Cage: 4T252

MERCURIC IODIDE

CAS: 7774-29-0

RTECS: OW5250000

Fraction By Weight: < 15%

OSHA PEL 0.1 MG/M3 AS HG, MFR

ACGIH TLV: 0.05 MG/M3 AS HG,MFR

SODIUM HYDROXIDE (SARA III)

CAS: 1310-73-2

RTECS: WB4900000

Fraction By Weight: < 20%

OSHA PEL 2 MG/M3

ACGIH TLV: C 2 MG/M3; 9293

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

SODIUM IODIDE

CAS: 7681-82-5

RTECS: WB6475000

Fraction By Weight: < 10%

IODINE

CAS: 7553-56-2

RTECS: NN1575000

Fraction By Weight: < 1%

OSHA PEL C 0.1 PPM

ACGIH TLV: C 0.1 PPM; 9192

WATER, DEMINERALIZED

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: TO 100%

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE-MAY BE CORROSIVE TO EYES AND
SKIN. VERY TOXIC. OVEREXPOSURE CAUSES BURNS. CHRONIC- CUMULATIVE
POISON.
Effects of Overexposure:SEE HEALTH HAZARDS SECTION.
Medical Cond Aggravated by Exposure:MAY AGGRAVATE ALLERGIES OR
SENSITIVITY TO MERCURY; EYE OR SKIN CONDITIONS; DISORDERS OF THE
CENTRAL NERVOUS SYSTEM OR KIDNEY.

First Aid:EYE AND SKIN CONTACT:IMMEDIATELY FLUSH WITH WATER FOR 15
MINUTES.REMOVE CONTAMINATED CLOTHING.CALL
PHYSICIAN.INHALATION:REMOVE TO FRESH AIR.CALL PHYSICIAN.INGESTED:DO
NOT INDUCE VOMITING.IF CONSCIOUS, DRINK 1-2 GLASSES OF WATER.CALL
A PHYSICIAN IMMEDIATELY.

Flash Point:NOT RELEVANT
Extinguishing Media:MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SELF
CONTAIED BREATHING APPARATUS & FULL PROTECTIVE EQUIPMENT WHEN
FIGHTING CHEMICAL FIRE.
Unusual Fire/Explosion Hazard:FIRE OR EXCESSIVE HEAT MAY CAUSE
PRODUCTION OF TOXIC FUMES.

Spill Release Procedures:DO NOT ALLOW THE MERCURY CONTAMINATE AIR OR
WATER. SOAK UP SOLUTION WITH INERT MATERIAL. DO NOT BREATHE FUMES.
DECONTAMINATE AREA WITH MERCURY ABSORBING COMPOUNDS AVAILABLE
COMMERCIALLY.
Neutralizing Agent:NOT GIVEN

Handling and Storage Precautions:STORE TIGHTLY CLOSED.
Other Precautions:WASH THOROUGHLY AFTER HANDLING. AVOID CONTACT WITH
EYES, SKIN AND CLOTHING. DO NOT BREATHE FUMES OR VAPORS.

Respiratory Protection:USE NIOSH APPROVED AIR SUPPLIED RESPIRATOR IF
NEEDED.
Ventilation:USE MECHANICAL (GENERAL) OR LOCAL EXHAUST VENTILATION TO
MEET TLV REQUIREMENTS.
Protective Gloves:RUBBER GLOVES
Eye Protection:SAFETY GOGGLES WITH OPTIONAL FACE SHIELD
Other Protective Equipment:EYE WASH STATION, SAFETY SHOWER, FUME HOOD,
LAB GRADE GOGGLES, DISPOSABLE GLOVES, LAB COAT.
Work Hygienic Practices:USE GOOD CHEMICAL HYGIENE PRACTICE. AVOID ALL
CONTACT IF POSSIBLE.
Supplemental Safety and Health
FORMULATION CHANGED. FOR PREVIOUS FORMULATION, SEE P/N A, SAME NSN.

HCC:B1
Spec Gravity:1.265
pH:12.1
Solubility in Water:MISCIBLE
Appearance and Odor:CLEAR, LIGHT YELLOW LIQUID
Corrosion Rate:4.245

Stability Indicator/Materials to Avoid:YES
ACIDS, ORGANICS, AMMONIA, ALDEHYDES
Stability Condition to Avoid:EXTREME TEMPERATURES AND LIGHT
Hazardous Decomposition Products:TOXIC FUMES OF MERCURY, IODINE AND
IODINE COMPOUNDS

Waste Disposal Methods:DISPOSE OF ALL MERCURY CONTAMINATED MATERIAL IN
AN EPA APPROVED HAZARDOUS WASTE FACILITY. DISPOSAL SHOULD BE MADE
IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE AND LOCAL
ENVIRONMENTAL 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.