Product ID:SPADNS REAGENT
MSDS Date:06/13/1997
FSC:6810
NIIN:01-340-5178
MSDS Number: CFYGT

HACH CO.

5600 LINDBERGH DR
LOVELAND, CO 80539-0389
US

Emergency Phone: 303-962-6721

Info Phone: 800-227-4224

Cage: 91224

HACH CO

389 LOVELAND, CO 80539 US

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

Cage: 91224

HYDROGEN CHLORIDE (HYDROCHLORIC ACID) (SARA 302/313)

CAS: 7647-01-0

RTECS: MW4025000

Fraction By Weight: <40%

OSHA PEL C 5 PPM

ACGIH TLV: C 5 PPM; 9596

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

SODIUM ARSENITE (SARA 302/313) (CERCLA)

CAS: 7784-46-5

RTECS: CG3675000

Fraction By Weight: <0.1%

OSHA PEL SEE 1910.1018

ACGIH TLV: 0.01 MG(AS)/M3,A1;95

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

OTHER COMPONENTS

Fraction By Weight: <0.3%

WATER

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: BALANCE

OSHA PEL NOT RELEVANT

ACGIH TLV: NOT RELEVANT

LD50 LC50 Mixture:TLV: C 5 PPM.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS:EYES, SKIN, RESPIRATORY
& GI TRACTS. ACUTE- CORROSIVE. CAN CAUSE EYES, SKIN, RESPIRATORY &
GI TRACTS SEVERE IRRITATION & BURNS. MAY CAUSE BLINDNESS. IF
INGESTED, CAUSES SEVERE BURNS & PA IN OF GI TRACTS. IF INHALED
DEEPLY, EDEMA OF LUNGS MAY OCCUR. CHRONIC- SKIN IRRITATION, LUNG
INFLAMMATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:SEVERE EYES, SKIN, RESPIRATORY AND
GASTROINTESTINAL TRACTS IRRITATION AND BURNS, COUGHING, CHOKING,
CHEST PAIN, DIFFICULTY IN BREATHING, DIFFICULTY IN SWALLOWING,
SEVERE ABDOMINAL PAIN, NAUSEA, VOMITI NG, DIARRHEA, COLLAPSE AND
UNCONSCIOUSNESS
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
DISORDERS, EYE PROBLEMS OR IMPAIRED RESPIRATORY FUNCTION SUCH AS
ASTHMA, BRONCHITIS, EMPHYSEMA MAY BE MORE SUSCEPTIBLE TO THE
EFFECTS OF THIS PRODUCT.

First Aid:GET MEDICAL CARE IMMEDIATELY IN ALL CASES. SPEED IS ESSENTIAL
TO AVOID BLINDNESS. EYES/SKIN:IMMEDIATELY FLUSH WITH RUNNING WATER
FOR AT LEAST 15 MINUTES. KEEP EYELIDS OPEN. INHALED:REMOVE TO FRESH
AIR . PROVIDE CPR/OXYGEN IF NEEDED. ORAL:IFCONSCIOUS, DRINK SEVERAL
GLASSES OF MILK OR WATER. DO NOT INDUCE VOMITING. IF VOMITING
OCCURS SPONTANEOUSLY, KEEP AIRWAY CLEAR.

Flash Point:NONE
Extinguishing Media:USE CARBON DIOXIDE, DRY CHEMICAL OR FOAM. COOL
CONTAINERS EXPOSED TO FIRE WITH WATER SPRAY. DO NOT USE WATER.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
FACEPIECE OPERATED IN THE POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:MAY FORM FLAMMABLE/EXPLOSIVE HYDROGEN GAS
UPON CONTACT WITH MOST METALS. ADDITION OF WATER MAY CAUSE VIOLENT
REACTION. CLOSED CONTAINER MAY RUPTURE.

Spill Release Procedures:WEAR PROPER PROTECTIVE EQUIPMENT. VENTILATE
AREA. DO NOT RELEASE INTO SEWER. REMOVE LARGE SPILLS WITH PUMP.
NEUTRALIZE SMALL SPILLS WITH SODA ASH OR LIME. WITH CLEAN SHOVEL,
PLACE MATERIAL INTO CLEAN CONTAINER FOR DISPOSAL. WASH SPILL
AREAWITH WATER
Neutralizing Agent:SODA ASH (SODIUM CARBONATE), LIME (CALCIUM
HYDROXIDE), LIMESTONE (CA CARBONATE)

Handling and Storage Precautions:STORE IN COOL, WELL VENTILATED PLACE,
IN CORROSION-PROOF AREA, AWAY FROM INCOMPATIBLES. KEEP CONTAINERS
TIGHTLY CLOSED. KEEP OUT OF REACH OF CHILDREN.
Other Precautions:DANGER! CORROSIVE. DO NOT GET IN EYES, ON
SKIN/CLOTHING. AVOID BREATHING VAPORS/MIST/GAS. USE WITH ADEQUATE
VENTILATION. PROTECT CONTAINERS AGAINST PHYSICAL DAMAGE. USE
NON-SPARKING TOOLS AROUND CONTA INERS WHERE HYDROGEN GAS MAY BE
PRESENT.

Respiratory Protection:USE A NIOSH-APPROVED RESPIRATOR WHERE GAS/SPRAY
MAY BE GENERATED. WEAR NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS OPERATED IN POSITIVE PRESSURE MODE WHEN PERMISSIBLE
EXPOSURE LIMITS ARE EXCEEDE D OR UNKNOWN.
Ventilation:PROVIDE GENERAL VENTILATION OR LOCAL EXHAUST TO MEET OSHA
PERMISSIBLE EXPOSURE LIMITS (OSHA PEL).
Protective Gloves:NATURAL RUBBER OR NEOPRENE
Eye Protection:CHEMICAL SAFETY GOGGLES AND FACE SHIELD
Other Protective Equipment:USE RUBBER SPLASH APRON AND RUBBER BOOTS.
EYEWASH AND SAFETY SHOWER SHOULD BE LOCATED NEARBY.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING AND BEFORE
EATING OR DRINKING.
Supplemental Safety and Health
NONE

HCC:C1
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:B.P. Text:221F,105C
Spec Gravity:1.315
pH:<0.5
Solubility in Water:100%

Stability Indicator/Materials to Avoid:YES
METALS, AMINES, METAL OXIDES, HYDROXIDES, CARBONATES, CYANIDES,
SULFIDES, NITRIC ACID, PERCHLORATE
Stability Condition to Avoid:EXCESSIVE HEAT, WATER (ACID MAY BE ADDED
TO WATER SLOWLY WHILE MIXING AND COOLING)
Hazardous Decomposition Products:HYDROGEN CHLORIDE GAS WILL BE RELEASED
AS THE SOLUTION IS HEATED.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL LOCAL, STATE
AND FEDERAL REGULATIONS. NEVER DISCHARGE DIRECTLY TO SEWERS OR
SURFACE WATERS. RCRA REQUIRES THAT SPILLS IN EXCESS OF 5000 LBS BE
REPORTED.

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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.