Product ID:21258,DIGESTION SOLUTION FOR COD 0-150 PPM RANGE
MSDS Date:02/04/1999
FSC:6640
NIIN:01-300-6510
Status Code:A
MSDS Number: CLQRH

HACH COMPANY

LOVELAND, CO 80539
US

Emergency Phone: 24 HR; 303 623-5716

Info Phone: 970-669-3050

Cage: UO405

HACH COMPANY

389 LOVELAND, CO 80539 US

Telephone: 970-669-3050

Cage: UO405

MERCURIC SULFATE

CAS: 7783-35-9

RTECS: OX0500000

OSHA PEL 0.1 MG/M3(HG)

ACGIH TLV: 0.025 MG/M3

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

DEMINERALIZED WATER

CAS: 7732-18-5

RTECS: ZC0110000

CHROMIC ACID

CAS: 13530-68-2

OSHA PEL 0.5 MG/M3(CR+6)

ACGIH TLV: 0.05 MG/M3(CR+6)

SILVER SULFATE

CAS: 10294-26-5

OSHA PEL 0.01 MG/M3(AG)

ACGIH TLV: 0.01 MG/M3(AG)

SULFURIC ACID

CAS: 7664-93-9

RTECS: WS5600000

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

LD50 LC50 Mixture:LD50: ORAL RAT (MALE) LD50 =428 MG/KG;
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE HAZARDS: EYE/SKIN: CAUSES SEVERE
BURNS. SKIN ABSORPTION: WILL BE ABSORBED THROUGH SKIN. INGESTION:
CAUSES SEVERE BURNS, ABDOMINAL PAIN, CIRCULATORY DISTURBANCES,
DIARRHEA, LOOSENING OF THE TEETH , NAUSEA, VOMITING, RAPID PULSE
AND RESPIRATIONS, INFLAMMATION OF THE KIDNEYS, SHOCK, COLLAPSE,
KIDNEY DAMAGE, DEATH. INHALATION: SEVERE BURNS, DIFFICULT
BREATHING, MOUTH SORENESS, TEETH EROSION. CHRO NIC HAZARDS:
DESTRUCTION OF TISSUES, PERFORATION AND ULCERATION OF THE NASAL
SEPTUM, CNS EFFECTS, LUNG CANCER, MERCURY POISON. TARGET ORGANS:
CENTRAL NERVOUS SYSTEM. LINGS. KIDNEYS.
Explanation of Carcinogenicity:PRODUCT DOES NOT CONTAIN ANY OSHA LISTED
CARCINOGENS. INGREDIENT OF MIXTURE IS: IARC GROUP I: RECOGNIZED
CARCINOGEN. HEXAVALENT CHROMIUM COMPOUNDS SULFURIC ACID-THE IARC
EVALUATION WAS BASED ON EXPOSU RE TO MIST OR VAPOR OF CONCENTRATED
SULFURIC ACID GENERATED DURING CHEMICAL PROCESSES. NTP LISTED GROUP
1: RECOGNIZED CARCINOGEN. HEXAVALENT CHROMIUM COMPOUNDS.
Effects of Overexposure:EYES: SEVERE BURNS. SKIN: SEVERE BURNS.
INHALATION: SEVERE BURNS, DIFFICULT BREATHING, MOUTH SORENESS.
INGESTION: SEVERE BURNS, ABDOMINAL PAIN, NAUSEA, VOMITING, RAPID
PULSE, SHOCK, COLLAPSE.
Medical Cond Aggravated by Exposure:PRE-EXISTING: EYE CONDITIONS SKIN
CONDITIONS RESPIRATORY CONDITIONS. ALLERGIES OR SENSITIVITY TO
CHROMATES OR CHROMIC ACID. ALLERGIES OR SENSITIVITY TO MERCURY.

First Aid:EYE CONTACT: IMMEDIATELY FLUSH EYES WITH WATER FOR 15
MINUTES, CALL PHYSICIAN. SKIN CONTACT: WASH SKIN WITH PLENTY OF
WATER FOR 15 MINUTES. REMOVE CONTAMINATED CLOTHING. CALL PHYSICIAN
IMMEDIATELY. IN GESTION: DO NOT INDUCE VOMITING. GIVE LARGE
QUANTITIES OF WATER. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS
PERSON. CALL PHYSICIAN IMMEDIATELY. INHALATION: REMOVE TO FRESH
AIR. GIVE ARTIFICIAL RES PIRATION IF NECESSARY. CALL PHYSICIAN.

Flash Point:NOT FLAMMABLE
Extinguishing Media:USE MEDIA APPROPRIATE TO SURROUNDING FIRE
CONDITIONS.
Fire Fighting Procedures:AS IN ANY FIRE, WEAR SELF-CONTAINED BREATHING
APPARATUS PRESSURE-DEMAND AND FULL PROTECTIVE GEAR. EVACUATE AREA
AND FIGHT FIRE FROM A SAFE DISTANCE. WAT ER RUNOFF CAN CAUSE
ENVIRONMENTAL DAMAGE. DIKE AND COLLECT WATER USED TO FIGHT FIRE.
Unusual Fire/Explosion Hazard:NOT FLAMMABLE, BUT REACTS WITH MOST
METALS TO FORM FLAMMABLE HYDROGEN GAS. DURING A FIRE, CORROSIVE
AND TOXIC GASES MAY BE GENERATED BY THERMAL DECOMPOSITION. CONTACT
WITH METALS GIVES OFF HYDROGEN G AS WHICH IS FLAMMABLE. MAY REACT
VIOLENTLY WITH: STRONG BASES, WATER.

Spill Release Procedures:EVACUATE AREA. REMAIN UP-WIND FROM SPILL
MATERIAL. MERCURY AND ITS COMPOUNDS ARE EXTREMELY TOXIC. BE
EXTREMELY CAREFUL NOT TO CONTACT THE SPILL OR BREATHE ANY VAPORS.
ABSORB SPILLED LIQUID WITH NON-RE ACTIVE SORBENT MATERIAL.
DECONTAMINATE AREA WITH COMMERCIALLY AVAILABLE MERCURY ABSORBING
COMPOUNDS.
Neutralizing Agent:NOT PROVIDED.

Handling and Storage Precautions:HANDLING: AVOID CONTACT WITH EYES,
SKIN, CLOTHING. DO NOT BREATHE MIST OR VAPORS. USE WITH ADEQUATE
VENTILATION. MAINTAIN GENERAL INDUSTRIAL HYGIENE PRACTICES WHEN
USING THIS PRODUCT. STORAGE: PROTECT FROM: LIGHT, CONTAMINATION BY
ORGANIC MATERIALS (WILL AFFECT PRODUCT STABILITY), HEAT.
Other Precautions:NOTICE: THESE DISPOSAL GUIDELINES ARE BASED ON
FEDERAL REGULATIONS AND MAY BE SUPERSEDED BY MORE STRINGENT STATE
OR LOCAL REQUIREMENTS. PLEASE CONSULT YOUR LOCAL ENVIRONMENTAL
REGULATORS FOR MORE INFO RMATION.

Respiratory Protection:LABORATORY FUME HOOD.
Ventilation:USE WITH ADEQUATE VENTILATION. USE A FUME HOOD TO AVOID
EXPOSURE TO DUST, MIST OR VAPOR.
Protective Gloves:DISPOSABLE LATEX GLOVES
Eye Protection:CHEMICAL SPLASH GOGGLES.
Other Protective Equipment:LAB COAT. HAVE AN EYEWASH STATION NEARBY.
HAVE A SAFETY SHOWER NEARBY.
Work Hygienic Practices:AVOID CONTACT WITH EYES, SKIN, CLOTHING. DO NOT
BREATHE MIST/VAPOR. WASH THOROUGHLY AFTER HANDLING. MAINTAIN
GENERAL INDUSTRIAL HYGIENE PRACTICES WHEN USING THIS PRODUCT.
Supplemental Safety and Health
NOT PROVIDED.

HCC:C1
Boiling Pt:B.P. Text:~105C(~221F)
Decomp Temp:Decomp Text:NOT PROVIDED
Vapor Pres:NOT DETERMINED
Vapor Density:N/D
Spec Gravity:1.78
pH:<0.5
Solubility in Water:WATER:MISCIBLE. ACID: N/D
Appearance and Odor:TURBID, LIGHT ORANGE LIQUID. ODOR: NOT DETERMINED.

Stability Indicator/Materials to Avoid:YES
MAY REACT VIOLENTLY IN CONTACT WITH: CAUSTICS. KEEP AWAY FROM ALKALIES,
METALS, OTHER COMBUSTIBLE MATERIALS, OXIDIZERS, REDUCERS.
Stability Condition to Avoid:EXPOSURE TO LIGHT OR CONTAMINATION BY
ORGANIC MATERIALS WILL AFFECT THIS PRODUCT'S STABILITY. NOT
FLAMMABLE, BUT REACTS WITH MOST METALS TO FORM FLAMMABLE HYDROGEN
GAS.
Hazardous Decomposition Products:HEATING TO DECOMPOSITION RELEASES
TOXIC AND/OR CORROSIVE FUMES OF: MERCURY COMPOUNDS SULFUR OXIDES.
DURING A FIRE, CORROSIVE AND TOXIC GASES MAY BE GENERATED BY
THERMAL DECOMPOSITION.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISPOSE OF ALL MERCURY CONTAMINATED MATERIAL AT
AN APPROVED E.P.A. HAZARDOUS WASTE FACILITY. EMPTY CONTAINERS:
RINSE THREE TIMES WITH AN APPROPRIATE SOLVENT. DISPOSE OF EMPTY
CONTAINER AS NORMAL TRAS H. RINSATE FROM EMPTY CONTAINERS MAY
CONTAIN SUFFICIENT PRODUCT TO REQUIRE DISPOSAL AS HAZARDOUS WAS TE.
SEE OTHER PRECAUTIONS.

Toxicological Information:ORAL RAT(MALE)=428 MG/KG; ORAL
RAT(FEMALE)=360 MG/KG. SULFURIC ACID ORAL RAT LD50=2140 MG/KG.
MERCURIC SULFATE ORAL RAT LD50=57MG/KG. ORAL MOUSE LD50=25 MG/KG.
MERCURIC SULFATE: EXPERIMENTAL TERATOGEN .

======================================================================
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.

Ecological:NO ECOLOGICAL DATA AVAILABLE FOR THIS PRODUCT.

Transport Information:NOT PROVIDED.

SARA Title III Information:SARA TITLE III SECTION 311/312
CATEGORIZATION (40CFR 370): IMMEDIATE (ACUTE) HEALTH HAZARD.
DELAYED (CHRONIC) HEALTH HAZARD: REACTIVE. SARA TITLE III SECTION
313 (40CFR 372): THIS PRODUCT CONTAINS CHE MICALS SUBJECT TO THE
REPORTING REQUIREMENTS OF SECTION 313 OF TITLE III OF SARA:
SULFURIC ACID, MERCURY COMPOUNDS, SILVER COMPOUNDS.
Federal Regulatory Information:302 (EHS) TPQ (40CFR 355): SULFURIC ACID
1000 LBS. 304 CERCLA RQ (40CFR 302.4): CHROMIC ACID AND MERCURIC
SULFATE (EACH)=10 LBS. SULFURIC ACID=1000 LBS. 304 EHS RQ (40CFR
355): NOT APPLICABLE. CLEAN W ATER ACT (40CFR 116.4): CHROMIC
ACID-RQ 10 LBS. MERCURIC SULFATE-RQ=10 LBS. SULFURIC ACID-RQ=1000
LBS. RCRA: CONTAINS RCRA REGULATED SUBSTANCES SECTION 13, EPA WASTE
ID NUMBER. CPSC:THE LABELFOR THIS PRODUCT BEARS THE SIGNAL WORD
"POISON" BECAUSE THE CONCENTRATION OF SULFURIC ACID IN THE PRODUCT
IS GREATER THAN/EQUAL TO 10%.
State Regulatory Information:CALIFORNIA PROP. 65 WARNING: THIS PRODUCT
CONTAINS A CHEMICAL KNOWN TO THE STATE OF CALIFORNIA TO CAUSE
CANCER. WARNING: THIS PRODUCT CONTAINS A CHEMICAL KNOWN TO THE
STATE OF CALIFORNIA TO CAUSE BIRT H DEFECTS OR OTHER REPRODUCTIVE
HARM. IDENTIFICAITION OF PROP. 65 INGREDIENTS: CHROMIUM (HEXAVALENT
COMPOUNDS); MERCURY AND MERCURY COMPOUNDS.