Product ID:ULTRA LOW RANGE COD REAGENT 0-40 PPM RANGE,24158-25
MSDS Date:05/18/1995
FSC:6810
NIIN:01-456-4695
Status Code:A
MSDS Number: CHXFM

HACH CO.

5600 LINDBERGH PKY
LOVELAND, CO 80538-8902
US

Emergency Phone: 303-623-5716/515-232-2533

Info Phone: 970-669-3050/800-227-4224

Cage: 91224

HACH CO

389 LOVELAND, CO 80539 US

Telephone: 970-669-3050/ 303-623-5716

Cage: 91224

CHROMIC ACID

CAS: 13530-68-2

RTECS: GB2650000

Fraction By Weight: .01-0.1%

OSHA PEL 0.5 MG CR/M3

ACGIH TLV: 0.05 MG CR/M3

MERCURIC SULFATE (SARA 313) (CERCLA)

CAS: 7783-35-9

RTECS: OX0500000

Fraction By Weight: 0.1-1.0%

OSHA PEL 0.1 MG (HG)/M3; Z-2

ACGIH TLV: S,0.025 MG(HG)/M3;96

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

SILVER SULFATE

CAS: 10294-26-5

Fraction By Weight: 0.1-1.0%

OSHA PEL 0.01 MG AG/M3

ACGIH TLV: 0.01 MG AG/M3

SULFURIC ACID (SARA 302/313) (CERCLA)

CAS: 7664-93-9

RTECS: WS5600000

Fraction By Weight: 75 - 85%

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3/3 STEL; 9596

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

WATER

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: 10 - 20%

OSHA PEL NOT RELEVANT

ACGIH TLV: NOT RELEVANT

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS UNKNOWN.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS: CENTRAL NERVOUS SYSTEM,
LUNGS, TEETH & KIDNEYS. ACUTE- CORROSIVE & TOXIC. CAUSES EYE & SKIN
BURNS. WILL BE ABSORBED THROUGH SKIN. INGESTION CAUSES SEVERE
BURNS. MAY CAUSE SHOCK, COLLAPS E, KIDNEY DAMAGE & DEATH.
INHALATION CAUSES SEVERE BURNS. CHRONIC- MAY CAUSE LUNGS, TEETH,
TISSUE DAMAGE & CANCER.
Explanation of Carcinogenicity:CONTAINS CHROMIC ACID.
Effects of Overexposure:SEVERE IRRITATION, SEVERE BURNS, PAIN, COUGH,
DIARRHEA, EROSION OF TEETH, INFLAMMATION OF LUNGS, ACCUMULATION OF
SILVER IN TISSUE (GRAY TO BLUISH DISCOLORATION)
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
DISORDERS, EYE PROBLEMS OR IMPAIRED KIDNEY OR RESPIRATORY FUNCTION
MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THIS PRODUCT.

First Aid:GET IMMEDIATE MEDICAL HELP FOR ALL CASES OF EXPOSURE.
EYES/SKIN: IMMEDIATELY FLUSH WITH WATER FOR 15 MINUTES. HOLD
EYELIDS OPEN. INHALED: MOVE TO FRESH AIR. PROVIDE CPR/OXYGEN IF
NECESSARY. ORAL: DO N OT INDUCE VOMITING. IF CONSCIOUS, DRINKLARGE
AMOUNT OF WATER. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS
PERSON. IF VOMITING OCCURS SPONTANEOUSLY, KEEP HEAD BELOW HIPS TO
PREVENT ASPIRATION.

Flash Point:NONE
Lower Limits:NOT RELEVANT
Upper Limits:NOT RELEVANT
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, FOAM OR DRY CHEMICAL
FOR SURROUNDING FIRE. USE WATER SPRAY TO COOL FIRE EXPOSED
CONTAINERS.
Fire Fighting Procedures:AS WITH ANY FIRE, WEAR PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS TO AVOID
INHALATION OF HAZARDOUS DECOMPOSTION PRODUCTS OR SMOKE
Unusual Fire/Explosion Hazard:CORROSIVE FUMES MAY BE FORMED. REACTS
WITH MOST METALS TO PRODUCE FLAMMABLE AND EXPLOSIVE HYDROGEN GAS.

Spill Release Procedures:WEAR PROPER PROTECTIVE EQUIPMENT. VENTILATE
AREA. DO NOT RELEASE INTO SOIL, SEWER, STREAM. COVER SPILL WITH
INERT ABSORBENT. PLACE IN SUITABLE CONTAINER FOR DISPOSAL. MERCURY
IS VERY TOXIC. AVOID INHA LATION AND TOUCHING SPILL.
Neutralizing Agent:SODA ASH, SODIUM BICARBONATE FOR ACID

Handling and Storage Precautions:STORE BETWEEN 50-86F (10-30C), AWAY
FROM LIGHT AND INCOMPATIBLE MATERIALS. KEEP CONTAINER TIGHTLY
CLOSED. DO NOT REMOVE LABEL.
Other Precautions:CORROSIVE AND TOXIC. DO NOT GET IN EYES, ON SKIN, ON
CLOTHING. AVOID BREATHING VAPORS/MIST. USE WITH ADEQUATE
VENTILATION. EMPTY CONTAINERS RETAIN RESIDUE. KEEP OUT OF REACH OF
CHILDREN. DO NOT INGEST .

Respiratory Protection:USE LABORATORY FUME HOOD.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS.
Protective Gloves:BUTYL RUBBER, PVC OR NITRILE
Eye Protection:SAFETY GLASSES+SIDE SHIELD/CHEM GOGGLES
Other Protective Equipment:USE RUBBER SPLASH APRON AND RUBBER BOOTS.
EYEWASH AND SAFETY SHOWER SHOULD BE LOCATED NEARBY.
Work Hygienic Practices:OBSERVE GOOD INDUSTRIAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES. WASH THOROUGHLY BEFORE EATING,
DRINKING/SMOKING.
Supplemental Safety and Health
DO NOT CONTAMINATE ENVIRONMENT.

HCC:C1
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:B.P. Text:210F,99C
Melt/Freeze Pt:M.P/F.P Text:45.0F,7.2C
Spec Gravity:1.83
pH:<0.5
Solubility in Water:MISCIBLE
Appearance and Odor:TURBID YELLOW LIQUID - ODORLESS
Corrosion Rate:0.192

Stability Indicator/Materials to Avoid:YES
STRONG BASES, MOST METALS, WATER
Stability Condition to Avoid:LIGHT, CONTAMINATION WITH ORGANIC
MATERIALS
Hazardous Decomposition Products:SULFUR OXIDES

Waste Disposal Methods:EPA WASTE ID NUMBERS: D002, D007, D009, D011.
DISPOSE OF ALL MERCURY CONTAMINATED MATERIAL IN AN EPA HAZARDOUS
WASTE FACILITY IN COMPLIANCE WITH LOCAL, STATE AND FEDERAL
REGULATIONS. TRIPLE RINSE EMPT Y CONTAINER BEFORE DISPOSAL.

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