FISHER SCIENTIFIC -- CALCIUM CARBONATE, C-64  -- 6810-00N015372
<pre>=====================  Product Identification  =====================

Product ID:CALCIUM CARBONATE, C-64
MSDS Date:10/13/1988
FSC:6810
NIIN:00N015372
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100;800-424-9300(CHEMTREC)
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

=============  Composition/Information on Ingredients  =============

Ingred Name:ING 9: SCBA OPER IN PRESS-DMD/OTHER POSITIVE PRESS MODE.
    SUPP DATA: MAY FAVOR FORMATION OF CALCIFIC RENAL STONES.
RTECS #:9999999ZZ

Ingred Name:CARBONIC ACID, CALCIUM SALT (1:1) (CALCIUM CARBONATE).
    LIMITS AS NUISANCE PARTICULATES.
CAS:471-34-1
RTECS #:FF9335000
Fraction by Wt: 100%
OSHA PEL:15 MG/M3 TDUST;5RESP
ACGIH TLV:10 MG/M3

Ingred Name:FIRST AID PROC: EVIDENCE OF CHEM REMAINS (APPROX 15-20
    MIN). GET MD IMMED. INGEST: TREAT SYMPTOMATICALLY (SEE ING 3)
RTECS #:9999999ZZ

Ingred Name:ING 2: & SUPPORTIVELY, GET MD IMMED. IF VOMIT OCCURS, KEEP
    HEAD LOWER THAN HIPS TO PREVENT ASPIRATION. (SEE ING 4)
RTECS #:9999999ZZ

Ingred Name:ING 3: ANTIDOTE: NO SPECIFIC ANTIDOTE. TREAT
    SYMPTOMATICALLY & SUPPORTIVELY. RESP PROT: PARTICULATE FILTER. (SEE
    ING 5)
RTECS #:9999999ZZ

Ingred Name:ING 4: TYPE 'C' SUPPLIED-AIR RESP W/FULL FACEPIECE OPER IN
    PRESS-DMD/OTHER POSITIVE PRESS MODE OR W/FULL (SEE ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5: FACEPIECE, HELMET/HOOD OPER IN CONTINUOUS-FLOW MODE.
    SCBA W/FULL FACEPIECE OPER IN PRESS DMG/OTHER (SEE ING 7)
RTECS #:9999999ZZ

Ingred Name:ING 6: POSITIVE PRESS MODE. FOR FIREFIGHTING & OTHER IMMED
    DANGEROUS TO LIFE/HLTH CNDTNS USE THE FOLLOWING (SEE ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7: NIOSH/MSHA APPRVD RESP: SCBA W/FULL FACEPIECE OPER
    IN PRESS DMG/OTHER POSITIVE PRESS MODE, SUPPLIED- (SEE ING 9)
RTECS #:9999999ZZ

Ingred Name:ING 8: AIR RESP W/FULL FACEPIECE & OPER IN PRESS-DMD/OTHER
    POSITIVE PRESS MODE IN COMBINATION W/AUXILIARY (SEE ING 10)
RTECS #:9999999ZZ

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:LD50:(ORAL,RAT) 6450 MG/KG
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:(ACUTE) INHAL: EXCESSIVE CONC OF
    NUISANCE DUSTS IN WORKROOM MAY CAUSE UNPLEASANT DEPOSITS IN NASAL
    PASSAGES CAUSING COUGHING, SNEEZING, & IRRIT. SKIN: IRRITANT.
    APPLICATN OF 500 MG/24 HRS TO RBTS RESU LTED IN MOD IRRIT, DERMAT,
    BURNS/ULCERSHAVE BEEN RPTD. EYE: IRRITANT. 750 UG APPLIED TO A RBT
    (SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: EYES FOR 24 HRS RESULTED IN SEV
    IRRIT. APPLICATN TO RBT EYES HAS BEEN RPTD TO CAUSE NO TOX EFT.
    INGEST: INGEST MAY CAUSE GI IRRIT W/BELCHING, OCCASNL NAUS,
    CONSTIPATION/DIAR. DOSES OF 2 GM/A BOVE MAY INCR GASTRIC
    SECRETIONS. (CHRONIC) SKIN: RPTD & PRLNGD CONT W/IRRITANTS MAY
    CAUSE DERMAT. (SEE SUPP DATA)
Medical Cond Aggravated by Exposure:PRE-EXISTING HYPERCALCEMIA, PEPTIC
    ULCER, GI HEMORRHAGE, HYPOTHYROIDISM, ALKALURIA, HYPERCALCIURIA,
    UREMIA, RENAL DYSFUNCTION & PROPENSITY TO KIDNEY STONE FORMATION.

=======================  First Aid Measures  =======================

First Aid:INHAL: MOVE TO FRESH AIR IMMED. IF BRTHG STOPS, PERFORM ARTF
    RESP. KEEP WARM & AT REST. TREAT SYMP & SUPPORTIVELY. GET MD IMMED.
    SKIN: REMOVE CONTAMD CLTHG & SHOES IMMED. WASH AFFECTED AREA
    W/SOAP/MIL D DETERGENT & LRG AMTS OF WATER UNTIL NO EVIDENCE OF
    CHEM REMAINS (APPROX 15-20 MIN). GET MD IMMED. EYE: WASH IMMED
    W/LRG AMTS OF WATER/NORMAL SALINE, OCCASNLY LIFTING LIDS, UNTIL NO
    (SEE ING 2)

=====================  Fire Fighting Measures  =====================

Flash Point:NONE
Extinguishing Media:EXTINGUISH USING AGENT SUITABLE FOR TYPE OF
    SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
    NO ACUTE HAZARD. MOVE CNTNR FROM FIRE AREA IF POSSIBLE. AVOID BRTHG
    VAPS/DUSTS, KEEP UPWIND.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
    HEAT OR FLAME.

==================  Accidental Release Measures  ==================

Spill Release Procedures:LRG SPILLS, SWEEP UP W/MINIMUM OF DUSTING &
    PLACE INTO SUITABLE CLEAN, DRY CONTAINERS FOR RECLAMATION/LATER
    DISP. RESIDUE SHOULD BE CLEANED UP USING A HIGH-EFFICIENCY
    PARTICULATE FILTER VACUUM.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:OBSERVE ALL FED, ST & LOC REGS WHEN
    STORING SUBSTANCE. FOR ASST, CONT DISTRICT DIRECTOR OF
    ENVIRONMENTAL PROT AGENCY. (SEE OTHER PREC)
Other Precautions:HNDLG/STOR PREC: STORE AWAY FROM INCOMPATIBLE
    SUBSTANCES. STORE IN A COOL, DRY PLACE, KEEP CONTAINER TIGHTLY
    CLOSED WHEN NOT IN USE. PREVENT DISPERSION OF DUST IN AIR.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:THE FOLLOWING NIOSH/MSHA APPRVD RESP ARE REC:
    DUST & MIST RESP W/FULL FACEPIECE, AIR-PURIFYING FULL FACEPIECE
    RESP W/HIGH-EFFICIENCY PARTICULATE FILTER, POWERED AIR-PURIFYING
    RESP W/TIGHT-FITTING FACE PIECE & HIGH-EFFICIENCY (SEE ING 4)
Ventilation:PROVIDE GENERAL DILUTION VENTILATION TO MEET PUBLISHED
    EXPOSURE LIMITS.
Protective Gloves:PROTECTIVE GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:IMPERVIOUS CLOTHING & EQUIP, EYEWASH
    FOUNTAIN.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: EYE: RPTD & PRLNGD EXPOS TO IRRIT MAY CAUSE CONJ.
    INGEST: PRLNGD INGEST MAY CAUSE HYPERCALCEMIA W/SLIGHT TO MOD
    METABOLIC ALKALOSIS, HYPOPHOSPHATEMIA, CALCINOSIS/AZOTEMIA
    PARTICULARLY  IN PRESENCE OF REDUCED RENAL FUNC. PRLNGD THERAPEUTIC
    DOSES MAY CAUSE HYPERCALCIURIA. INCR URINARY CALCIUM (SEE ING 10)

==================  Physical/Chemical Properties  ==================

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:1650F,899C
Spec Gravity:2.710
pH:NEUTRL
Solubility in Water:0.0014% @ 25C
Appearance and Odor:ODORLESS, HYGROSCOPIC WHITE POWDER OR CRYSTALS.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
ACIDS, FLUORINE & MAGNESIUM.
Stability Condition to Avoid:PREVENT DISPERSION OF DUST IN AIR.
Hazardous Decomposition Products:THERMAL DECOMPOSITION PRODUCTS MAY
    INCLUDE CORROSIVE CALCIUM OXIDE AND TOXIC CO*X.

====================  Disposal Considerations  ====================

Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE AND LOCAL REGULATIONS
    WHEN DISPOSING OF THIS SUBSTANCE. FOR ASSISTANCE, CONTACT DISTRICT
    DIRECTOR OF EPA.

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