Product ID:SILICA 1 REAGENT
MSDS Date:04/29/1996
FSC:6810
NIIN:01-461-3318
Status Code:A
MSDS Number: CJKXN

HACH CO

LOVELAND, CO 80539-0389
US

Emergency Phone: 303-623-5716

Info Phone: 970-669-3050

Cage: 91224

HACH CO

389 LOVELAND, CO 80539 US

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

Cage: 91224

MOLYBDIC ACID

CAS: 7782-91-4

OSHA PEL 10 MG/M3

ACGIH TLV: 10 MG/M3

SODIUM BISULFATE

CAS: 7681-38-1

RTECS: VZ1860000

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

DEMINERALIZED WATER

CAS: 7732-18-5

RTECS: ZC0110000

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:EYES: CAUSES EYE BURNS. SKIN: CAUSES
BURNS. SKIN ABSORPTION: NONE REPORTED. INGESTION: CAUSES: BURNS.
MAY CAUSE: NAUEA, VOMITING, DIARRHEA, RAPID PULSE & RESPIRATIONS,
LOSS OF APPETITE, CIRCULATORY D ISTURBANCES, ANEMIA, LIVER DAMAGE.
INGESTION OF MOLYBDENUM MAY CAUSE LOSS OF COORDINATION, ENZYME
ACTIVITY EFFECTS, COPPER DEFICIENCY, GOUT. INHALATION: CAN CAUSE
BURNS. MAY CAUSE LIVER DAMAGE, DIFFIC ULT BREATHING, TOOTH EROSION,
MOUTH SORENESS.
Explanation of Carcinogenicity:AN INGREDIENT OF THIS MIXTURE IS IARC
GROUP 1: RECOGNIZED CARCINOGEN. SULFURIC ACID-IARC EVALUATION WAS
BASED ON EXPOSURE TO THE MIST OR VAPOR OF CONCENTRATED SULFURIC
ACID GENERATED DURING CHEMICAL P ROCESSES. THE PRODUCT DOES NOT
CONTAIN ANY NTP LISTED CHEMICALS. ADDITIONAL
CANCER/REPRODUCTIVE/TOXICITY DATA: NONE REPORTED.
Effects of Overexposure:EYES: CAUSES EYE BURNS. SKIN: CAUSES BURNS.
INGESTION: CAUSES: BURNS. MAY CAUSE: NAUEA, VOMITING, DIARRHEA,
RAPID PULSE & RESPIRATIONS, LOSS OF APPETITE, CIRCULATORY
DISTURBANCES, ANEMIA, LIVER DAMA GE. INGESTION OF MOLYBDENUM MAY
CAUSE LOSS OF COORDINATION, ENZYME ACTIVITY EFFECTS, COPPER
DEFICIENCY, GOUT. INHALATION: CAN CAUSE BURNS. MAY CAUSE LIVER
DAMAGE, DIFFICULT BREATHING, TOOTH EROSION, M OUTH SORENESS.
Medical Cond Aggravated by Exposure:PRE-EXISTING EYE CONDITIONS, SKIN
CONDITIONS, RESPIRATORY CONDITIONS, GOUT.

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. CALL PHYSICIAN IMMEDIATELY. INGESTION: DO NOT
INDUCE VOMITIN G! IF CONSCIOUS, GIVE 1-2 GLASSES OF WATER. CALL
PHYSICIAN IMMEDIATELY. NEVER GIVE ANYTHING BY MOUTH TO AN
UNCONSCIOUS PERSON. INHALATION: REMOVE TO FRESH AIR.

Flash Point:WILL NOT BURN.
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.
Unusual Fire/Explosion Hazard:NONE REPORTED. FLAMMABLE PROPERITES:
MATERIAL WILL NOT BURN. DURING A FIRE, CORROSIVE & TOXIC GASSES MAY
BE GENERATED BY THERMAL DECOMPOSITION.

Spill Release Procedures:ONLY PERSONS QUALIFIEDTO RESPOND TO AN
EMERGENCY INVOLVING HAZARDOUS SUBSTANCES MAY RESPOND TO A SPILL IAW
29 CFR 1010.1200(A)(V). ABSORB SPILLED LIQUID WITH NON-REACTIVE
SORBENT MATERIAL. STOP SPILLE D MATERIAL FROM BEING RELEASED TO THE
ENVIRONMENT. COVER WITH ALKALI. SCOOP INTO A BEAKER & DISSOLVE IN
WATER. ADJUST PH TO 6-9 WITH ALKALI. FLUSH REACTED MATERIAL TO
DRAIN IN EXCESS WATER.
Neutralizing Agent:SODA ASH, SODIUM BICARBONATE.

Handling and Storage Precautions:STORE BETWEEN 10C & 25C. KEEP AWAY
FROM OXIDIZERS, REDUCERS. AVOID CONTACT WITH EYES, SKIN CLOTHING.
DO NOT BREATH MIST OR VAPORS. WASH THOROUGHLY AFTER HANDLING. USE
WITH ADEQUATE VENTILATION. MAINTA IN GENERAL INDUSTRIAL PRACTICES
WHEN USING THIS PRODUCT. FLAMMABILITY CLASS: NOT APPLICABLE.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:ADEQUATE VENTILATION.
Ventilation:USE GENERAL VENTILATION TO MINIMIZE EXPOSURE TO MIST.,
VAPOR OR DUST.
Protective Gloves:DISPOSABLE LATEX GLOVES, LAB COAT.
Eye Protection:SAFETY GLASSES WITH TOP AND SID SHIELDS
Other Protective Equipment:HAVE A SAFETY SHOWER NEARBY. HAVE AN EYE
WASH STATION NEARBY.
Work Hygienic Practices:MAINTAIN GENERAL INDUSTRIAL HYGIENE PRACTICES
WHEN USING THIS PRODUCT.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

HCC:C1
Boiling Pt:B.P. Text:NOT DETERMINED
Melt/Freeze Pt:=100.C, 212.F
Vapor Pres:NOT DETERMINED
Spec Gravity:1.14-1.21
pH:<0.5
Evaporation Rate & Reference:NOT DETERMINED
Appearance and Odor:CLEAR, COLORLESS LIQUID. NO ODOR

OXIDIZERS, REDUCERS.
Stability Condition to Avoid:HEATING TO DECOMPOSITION.
Hazardous Decomposition Products:HEATING TO DECOMPOSITION RELEASES
TOXIC AND/OR CORROSIVE FUMES OF: SULFUR OXIDES

Waste Disposal Methods:EPA WASTE ID NUMBER: D002. SPECIAL INSTRUCTIONS:
DILUTE TO 3-5 TIMES THE VOLUME WITH COLD WATER. ADJUST TO PH 6-9
WITH ALKALI. OPEN COLD WATER TAP COMPLETELY, SLOWLY POUR THE
REACTED MATERILA TO THE D RAIN. ALLOW COLD WATER TO RUN FOR 5
MINUTES TO COMPLETELY FLUSH THE SYSTEM.

Toxicological Information:PRODUCT TOXICOLOGICAL DATA: LD50: NONE
REPORTED. LC50: NONE REPORTED. DERMAL TOXICITY DATA: NONE REPORTED.
SKIN & EYE IRRITATION DATA: NONE REPORTED. MUTATION DATA: NONE
REPORTED. REPRODUCTIVE HARM DA TA: NONE REPORTED. INGREDIENT
TOXICOLOGICAL DATA: SULFURIC ACID- ORAL RAT LD50= 2140 MG/KG;
INHALATION RAT LC50 = 347 PPM/1 HOUR.

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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:PRODUCT ECOLOGICAL INFORMATION: NO INFORMATION IS AVAILABLE
ON THIS PRODUCT. INGREDIENT ECOLOGICAL INFORMATION: SULFURIC ACID:
THE 48-HR TLM IN FLOUNDER IS 100-300 PPM.

Transport Information:US DOT PROPER SHIPPING NAME: SULPHURIC ACID
SOLUTION. DOT HAZARD CLASS:8. DOT SUBSIDIARY RISK: NA. DOT ID
NUMBER: UN2796. DOT PACKING GROUP II. ICAO PROPER SHIPPING NAME:
SULPHURIC ACID SOLUTION. ICAO HAZARD CLASS:8. ICAO SUBSIDIARY
RISK: NA. ICAO ID NUMBER: UN2796. ICAO PACKING GROUP II. IMO PROPER
SHIPPING NAME: SULPHURIC ACID SOLUTION. IMO HAZARD CLASS:8. IMO
SUBSIDIARY RISK: NA. IMO ID NUMBER: UN2796. IMO PACKING GROUP II.

SARA Title III Information:SECTION 311/312 HAZARD CATAGORIZATION (40
CFR 370): IMMEDIATE (ACUTE), DELAYED (CHRONIC). SECTION 313 (40 CFR
372): SULFURIC ACID. 302 (EHS) TPQ: SULFURIC ACID 1000 LBS. 304 EHS
RQ (40 CFR 355): SULFU RIC ACID 1000 LBS.
Federal Regulatory Information:CLEAN WATER ACT (40 CFR 116.4): SULFURIC
ACID RQ 1000 LBS. 304 CERCLA RQ (40 CFR 302.4): SULFURIC ACID 1000
LBS. RCRA: CONTAINS RCRA REGULATED SUBSTANCES. EPA WASTE ID NUMBER
D002. CPSC: NOT AVAILABLE . US INVENTORY STATUS: ALL INGREDIENTS IN
THIS PRODUCT ARE LISTED ON THE TSCA 8(B) INVENTORY (40 CFR 710).
State Regulatory Information:CALIFORNIA PROPOSITION 65: NO PROPOSITION
65 LISTED CHEMICALS ARE PRESENT IN THIS PRODUCT. TRADE SECRET
REGISTRY: NONE.