FISHER SCIENTIFIC -- MAGNESIUM CARBONATE BASIC  -- 6810-00N042644
<pre>=====================  Product Identification  =====================

Product ID:MAGNESIUM CARBONATE BASIC
MSDS Date:03/05/1992
FSC:6810
NIIN:00N042644
=== 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 13:EXPOSURE INFORMATION .
RTECS #:9999999ZZ

Ingred Name:FIRST AID PROC:OCCAS LIFTING UPPER & LOWER LIDS, UNTIL NO
    EVID OF CHEM REMAINS (AT LST 15-20 MINS). GET MED ATTN(ING 16)
RTECS #:9999999ZZ

Ingred Name:ING 15:IMMED. INGEST:IF KIDNEYS ARE FUNCTIONING, GIVE LG
    QTYS OF WATER TO DILUTE & FACILITATE REMOVAL OF (ING 17)
RTECS #:9999999ZZ

Ingred Name:ING 16:MAGNESIUM IONS. GET MED ATTN IMMED.
    ANTIDOTE:DECISION OF ADMIN OF ANTIDOTE & ACTUAL DOSE SHOULD BE MADE
    (ING 18)
RTECS #:9999999ZZ

Ingred Name:ING 17:BY QUALIFIED MED PERS. MAGNESIUM CMPD POIS:WHEN
    SERUM LEVEL >5 MEQ/L & PATIENT EXHIBITS SYMPS, GIVE (ING 19)
RTECS #:9999999ZZ

Ingred Name:ING 18:CALCIUM GLUCONATE, 10 ML OF 10% SOLN (IV) OVER
    SEVERAL MINS. DOSE MAY BE RPTD ONCE; THEN LEVEL SHOULD BE (ING 20)
RTECS #:9999999ZZ

Ingred Name:ING 19:CHECKED AGAIN.
RTECS #:9999999ZZ

Ingred Name:RESP PROT:HIGH-EFFICIENCY PARTICULATE FILTER; ANY POWERED
    AIR-PURIFYING RESP W/TIGHT-FITTING FACEPIECE & HIGH- (ING 22)
RTECS #:9999999ZZ

Ingred Name:ING 21:EFFICIENCY PARTICULATE FILTER; ANY TYPE 'C'
    SUPPLIED-AIR RESP W/FULL FACEPIECE OPERATED IN PRESS-DEMAND/ (ING
    23)
RTECS #:9999999ZZ

Ingred Name:ING 22:OTHER POS PRESS MODE/WITH FULL FACEPIECE,
    HELMET/HOOD OPERATED IN CONTINUOUS-FLOW MODE; ANY SCBA W/FULL (ING
    24)
RTECS #:9999999ZZ

Ingred Name:ING 23:FACEPIECE OPERATED IN PRESSURE-DEMAND OR OTHER
    POSITIVE PRESSURE MODE.
RTECS #:9999999ZZ

Ingred Name:MAGNESIUM CARBONATE; (MAGNESIUM CARBONATE, BASIC)
CAS:12125-28-9
Fraction by Wt: <99%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:CALCIUM
CAS:7440-70-2
RTECS #:EV8040000
Fraction by Wt: <0.2%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:WATER INSOLUBLES; (WATER INSOLUBLE SUBSTANCES)
Fraction by Wt: <0.4%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:SULFATE
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:NITRATE
CAS:14797-55-8
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:IRON
CAS:7439-89-6
RTECS #:NO4565500
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:BARIUM (SARA 313)
CAS:7440-39-3
RTECS #:CQ8370000
OSHA PEL:0.5 MG/M3
ACGIH TLV:N/K 

Ingred Name:LEAD (SARA 313) (CERCLA)
CAS:7439-92-1
RTECS #:OF7525000
OSHA PEL:SEE 1910.1025
ACGIH TLV:0.15 MG/M3 DUST
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Ingred Name:CHLORIDE
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:ZINC (SARA 313) (CERCLA)
CAS:7440-66-6
RTECS #:ZG8600000
OSHA PEL:N/K 
ACGIH TLV:N/K 
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

Ingred Name:OTHER INGREDIENTS; (SUBSTANCES INSOLUBLE IN HCL)
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:SUPDAT:PRECIP OF MAGNESIUM AMMONIUM PHOSPHATE IN KIDNEYS.
    NOTE:LEAD APPEARS ON NAVY LIST OF OCCUP CHEM REPRO (ING 13)
RTECS #:9999999ZZ

Ingred Name:ING 12:HAZS. SEEK CONSULTATION FROM APPROP HLTH
    PROFESSIONALS CONCERNING LATEST HAZ LIST INFO & SAFE HNDLG & (ING
    14)
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:MAY CAUSE METAL FUME FEVER
    W/COUGH, HDCH, FEVER, CHILLS, SNEEZING, NAUS, VOMIT, DYSP, CHEST
    PAIN & LEUKOCYTOSIS. SKIN/EYE CONT:MAY BE IRRITATING. INGEST:SOME
    MAGNESIUM SALTS MAY CAUSE PURG ING W/VOMIT & WATERY DIARR. SYSTEMIC
    EFTS ARE ORDINARILY ABSENT SINCE NORMAL KIDNEY IS ABLE TO REMOVE
    (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:MAGNESIUM ION MORE RAPIDLY THAN IT CAN
    BE ABSORBED FROM GI TRACT. IN CASES OF KIDNEY IMPAIRMENT, MUCOSAL
    IRRIT & ABSORPTION OCCUR, CNS DEPRESS, AREFLEXIA, RESP CONGESTION &
    DEATH FROM RESP PA RAL MAY OCCUR. CHRONIC:INHAL:FINE METALLIC DUSTS
    HAVE CAUSED IRRIT & COUGH. SOME INVESTIGATORS HAVE REPORTED A
    (SUPDAT)
Medical Cond Aggravated by Exposure:PERSONS W/KIDNEY IMPAIRMENT MAY BE
    AT AN INCREASED RISK FROM EXPOSURE.

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

First Aid:INHAL:REMOVE FROM EXPOS AREA TO FRESH AIR IMMED. IF BRTHG
    STOPPED, PERFORM ARTF RESP. KEEP PERS WARM & AT REST. TREAT
    SYMPTOMATICALLY & SUPPORTIVELY. GET MED ATTN IMMED. SKIN:REMOVE
    CONTAM CLTHG & SHO ES IMMED. WASH AFFECTED AREA W/SOAP OR MILD
    DETERGENT & LG AMTS OF WATER UNTIL NO EVID OF CHEM REMAINS(APPROX
    15-20 MINS). GET MED ATTN IMMED. EYES:WASH IMMED W/LG AMTS OF
    WATER/NORMAL SALINE,(ING 15)

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

Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE, WATER SPRAY OR
    REGULAR FOAM. FOR LARGER FIRES, USE WATER SPRAY, FOG OR REGULAR
    FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT . NO ACUTE HAZARD. MOVE CNTNR FROM FIRE AREA IF POSSIBLE.
    AVOID BREATHING VAPORS/DUSTS; KEEP UPWIND.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
    HEAT OR FLAME.

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

Spill Release Procedures:SWEEP UP & PLACE IN SUITABLE CLEAN, DRY
    CONTAINERS FOR RECLAMATION OR LATER DISPOSAL. DO NOT FLUSH SPILLED
    MATERIAL INTO SEWER. KEEP UNNECESSARY PEOPLE AWAY.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:OBSERVE ALL FEDERAL, STATE & LOCAL
    REGULATIONS WHEN STORING THIS SUBSTANCE. FOR ASSISTANCE, CONTACT
    THE DISTRICT DIRECTOR OF THE EPA.
Other Precautions:STORE AWAY FROM INCOMPATIBLE SUBSTANCES.

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

Respiratory Protection:SPECIFIC RESP SELECTED MUST BE BASED ON CONTAM
    LEVELS FOUND IN WORK PLACE & SPECIFIC OPERATION, MUST NOT EXCEED
    WORKING LIMS OF RESP & BE NIOSH APPRVD: ANY DUST & MIST RESP W/FULL
    FACEPIECE; ANY AIR-P URIFYING FULL FACEPIECE RESP W/ (ING 21)
Ventilation:PROVIDE LOCAL EXHAUST OR PROCESS ENCLOSURE VENTILATION
    SYSTEM.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPRVD EYE WASH FOUNTAIN & DELUGE
    SHOWER . WEAR PROT (IMPERVIOUS) CLTHG & EQUIP TO PREVENT SKIN
    CONTACT.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
PH:SLIGHTLY ALKALINE. EFTS OF OVEREXP:HIGHER INCIDENCE OF DIGEST
    DISORDERS IN MAGNESIUM PLANT WORKERS & SUGGEST THAT RELATIONSHIP
    MAY EXIST BTWN MAGNESIUM ABSORPTION & GASTRODUODENAL ULCERS.
    INGEST:RP TD INGEST MAY CAUSE IRON DEFICIENCY. LONG-TERM USE OF
    MAGNESIUM CNTNG ANTACIDS HAS CAUSED RENAL FAILURE FROM (ING 12)

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

Melt/Freeze Pt:M.P/F.P Text:1292F,700C
pH:SUPDAT
Solubility in Water:INSOLUBLE
Appearance and Odor:WHITE RHOMBIC CRYSTALS; ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
ACIDS, FORMALDEHYDE:REACTS, RELEASING CARBON DIOXIDE GAS WHICH MAY
    CAUSE PRESSURE INCR/EXPLO IF IN CLOSED CONTAINER.
Stability Condition to Avoid:STABLE UNDER NORMAL TEMPERATURES &
    PRESSURES.
Hazardous Decomposition Products:THERMAL DECOMPOSITION PRODUCTS MAY
    INCLUDE TOXIC OXIDES OF CARBON & MAGNESIUM.

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

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

 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.