CHEMSEARCH -- DESCALER GS, 0364  -- 6850-00N079941
<pre>=====================  Product Identification  =====================

Product ID:DESCALER GS, 0364
MSDS Date:02/08/1995
FSC:6850
NIIN:00N079941
=== Responsible Party ===
Company Name:CHEMSEARCH
Box:152170
City:IRVING
State:TX
ZIP:75015
Country:US
Info Phone Num:214-438-1381
Emergency Phone Num:214-438-1381
Preparer's Name:B. SANFORD
CAGE:HO056
=== Contractor Identification ===
Company Name:CERTIFIED LABS,  DIV. OF NCH CORP.
Box:152170
City:IRVING
State:TX
ZIP:75015
Country:US
Phone:972-438-1381
CAGE:0A6H9
Company Name:CHEMSEARCH
Box:152170
City:IRVING
State:TX
ZIP:75015
Country:US
Phone:214-438-1381
CAGE:HO056

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

Ingred Name:HYDROCHLORIC ACID  (SARA 302/313) (CERCLA)
CAS:7647-01-0
RTECS #:MW4025000
OSHA PEL:5 PPM, C
ACGIH TLV:5 PPM, C
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

Ingred Name:SUPDAT:CONCS MAY BE FATAL. CHRONIC:CHRONIC INGEST MAY PRDCE
    FATAL EFTS FROM ESOPHAGEAL/GASTRIC NECROSIS. DENTAL (ING 3)
RTECS #:9999999ZZ

Ingred Name:ING 2:DISCOLORATION & EROSION OF EXPOS INCISORS OCCUR ON
    PRLNG EXPOS TO LOW CONCS OF HYDROCHLORIC ACID VAPS. EYE (ING 4)
RTECS #:9999999ZZ

Ingred Name:ING 3:EXPOS MAY RSLT IN PRLNG/PERM VISUAL IMPAIRMENT/TOTAL
    LOSS OF SIGHT. CHRONIC SKIN EXPOS CAN YIELD ULCERATION(ING 5)
RTECS #:9999999ZZ

Ingred Name:ING 4:& SUBSEQUENT SCARRING. IRRIT EFT OF VAPS ON RESP
    TRACT MAY PRDCE LARYNGITIS, GLOTTAL EDEMA, BRONCH, PULM (ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5:EDEMA & DEATH. TARGET ORGANS:KIDNEY, LUNGS, SKIN,
    EYES & TEETH. TOX INFO:EXPOS OF 100 PPM FOR 6 HRS A DAY (ING 7)
RTECS #:9999999ZZ

Ingred Name:ING 6:FOR 50 DAYS CAUSED ONLY SLIGHT UNREST & IRRIT TO EYES
    & NOSE OF RABBITS, GUINEA PIGS & PIGEONS. HEMOGLOBIN (ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7:CONTENT OF BLOOD WAS ALSO SLIGHTLY DIMINISHED. HIGHER
    EXPOS HAVE CAUSE WT LOSS WHICH PARALLELED SEVERITY OF EXPOS.
RTECS #:9999999ZZ

Ingred Name:FIRST AID PROC:SHOES. GET IMMED MED ATTN. WASH CLTHG &
    CLEAN SHOES BEFORE REUSE. INGEST:GIVE 3-4 GLASSES OF (ING 10)
RTECS #:9999999ZZ

Ingred Name:ING 9:WATER, BUT DO NOT INDUCE VOMIT. IF VOMIT OCCURS, GIVE
    FLUIDS AGAIN. GET IMMED MED ATTN. DO NOT GIVE (ING 11)
RTECS #:9999999ZZ

Ingred Name:ING 10:ANYTHING BY MOUTH TO AN UNCON/CONVULSING PERSON.
    NOTES TO MD:ALTHOUGH THERE IS NO SPECIFIC ANTIDOTE, (ING 12)
RTECS #:9999999ZZ

Ingred Name:ING 11:TREAT PATIENT SYMPTOMATICALLY.
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:EYE CONT:CORR. CAUSES BURNS,
    CORNEAL DMG & POSS BLINDNESS. SKIN CONT:CORR. CAUSES BURNS & POSS
    DEEP ULCERATIONS/SCARRING. INGEST:CORR. CAUSES BURNS & POSS
    ULCERATIONS TO MOUTH, THROAT, ESOPHAGUS  & STOM. MAY CAUSE NAUS,
    VOMIT & PAIN. IF LG AMTS ARE INGESTED MAY CAUSE ULCERS TO INTEST
    TRACT & (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:KIDNEYS, INFLAMM, SHOCK & IN EXTREME
    CASES DEATH. INHAL:MIST CAUSES BURNS TO RESP TRACT, NOSE, MOUTH &
    THROAT, W/DISCOMFORT, NASAL DISCHARGE, SNEEZING, COUGH, CHEST PAIN,
    CHOKING, HDCHS, DFCL TY IN BRTHG & RAPID HEARTBEAT. HIGH CONCS OF
    MIST/VAPS MAY CAUSE BURNING, INFLAMM, PULM EDEMA, LARYNGEAL SPASM
    &(SUPDAT)
Medical Cond Aggravated by Exposure:MEDICAL CONDITIONS AGGRAVATED BY
    EXPOSURE ARE PRE-EXISTING SKIN & RESPIRATORY CONDITIONS SUCH AS
    ASTHMA, EMPHYSEMA & DERMATITIS.

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

First Aid:INHAL:REMOVE FROM AREA TO FRESH AIR. IF NOT BRTHG, CLEAR
    AIRWAY & START MOUTH-TO-MOUTH ARTF RESP. GET IMMED MED ATTN.
    EYES:IMMED RINSE W/WATER. REMOVE ANY CONTACT LENSES. HOLD LIDS
    APART TO ENSURE RIN SING OF ENTIRE SURF OF EYES & LIDS W/WATER.
    CONTINUE FLUSHING FOR AT LST 15 MINS. GET IMMED MED ATTN. SKIN:WASH
    AFFECTED AREAS W/LG AMTS OF SOAP & WATER FOR 15 MINS. REMOVE CONTAM
    CLTHG & (ING 9)

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

Extinguishing Media:FOAM, "ALCOHOL" FOAM, CO*2, DRY CHEMICAL, WATER
    SPRAY.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROT EQUIP .
    EXTING MEDIA SHOULD BE CHOSEN BASED ON NATURE OF SURROUND FIRE. USE
    WATER SPRAY TO COOL FIRE EXPOS CNTNRS.
Unusual Fire/Explosion Hazard:HYDROGEN CHLORIDE DISSOLVES READILY IN
    WATER & MAY REACT W/MOST METALS TO EVOLVE POTNTLY EXPLO HYDROGEN
    GAS. EXPLO CONCS OF HYDROGEN MAY ACCUM INSIDE (SUPDAT)

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

Spill Release Procedures:DIKE & CONTAIN SPILL. ABSORB W/INERT MATL &
    TRANSFER ALL MATL INTO PROPERLY LABELED CONTAINER FOR DISPOSAL.
    WEAR APPROPRIATE PROTECTIVE CLOTHING. PREVENT PRODUCT FROM
    CONTAMINATING SOIL/FROM ENTERING  SEWAGE & DRAINAGE SYSTEMS &
    BODIES OF WATER.
Neutralizing Agent:SODIUM BICARBONATE OR SODA ASH. ADD CAUTIOUSLY WHILE
    MIXING.

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

Handling and Storage Precautions:STOR TEMP:MAX:120.5F; MIN:35.5F. STORE
    INDOORS. ALWAYS STORE MATL IN ITS ORIGINAL CNTNR. KEEP CNTNR
    TIGHTLY CLSD WHEN NOT IN USE. KEEP FROM FREEZING.
Other Precautions:CORROSIVE. IF PROD FREEZES WARM TO STD ROOM TEMP
    SLOWLY & STIR THORO BEFORE USING. KEEP OUT OF REACH OF CHILDREN.
    READ ENTIRE LBL BEFORE USING PROD. END USERS ARE EXEMPT FROM
    NOTIFICATION BECAUSE PROD  IS USED & LABELED FOR ROUTINE (SUPDAT)

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

Respiratory Protection:A NIOSH APPROVED RESPIRATOR IN POORLY VENTILATED
    AREAS &/OR FOR EXPOSURE ABOVE ACGIH TLV OR OSHA PEL OR WHERE
    MISTING EXISTS.
Ventilation:LOCAL VENTILATION IS RECOMMENDED TO CONTROL EXPOSURE FROM
    OPERATIONS THAT CAN GENERATE AEROSOLS & MISTS.
Protective Gloves:VITON, NEOPRENE/NITRILE RUBBER GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS &(SUPDAT)
Other Protective Equipment:ANSI APPRVD EYE WASH FOUNTAIN & DELUGE
    SHOWER . WEAR NEOPRENE/POLYVINYL ALCOHOL RAINSUIT, APRON & BOOTS
    TO(SUPDAT)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EXPLO HAZ:METAL EQUIP & CNTNRS. OTHER PREC:JANITORIAL WORK/PROD IS USED
    & LABELED FOR ROUTINE MAINT (SUCH AS FERTILIZERS & HERBICIDES)/PROD
    IS USED & LABELED FOR MAINTAINING MOTOR VEHICLES. EYE PROT:F ULL
    LGTH FSHLD . OTHER PROT EQUIP:MIN CONT. EFTS OF OVEREXP:DMG TO RESP
    TRACT. INHAL OF EXTREMELY HIGH (ING 2)

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

Boiling Pt:B.P. Text:220F,104C
Vapor Pres:20
Vapor Density:0.8
Spec Gravity:1.07 (H*2O=1)
pH:<0.5
Evaporation Rate &amp; Reference:0.1 (BUTYL ACETATE=1)
Solubility in Water:COMPLETE
Appearance and Odor:NON-VISCOUS, SLIGHTLY TURBID, LIGHT AMBER; PUNGENT
    ODOR.
Percent Volatiles by Volume:99

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

Stability Indicator/Materials to Avoid:YES
STRONG ALKALIS, ALKALI METALS, ALUMINUM, TIN & OXIDIZERS.
Stability Condition to Avoid:HCL GAS IS SLOWLY RELEASED FROM UNCONFINED
    ACID. CONT W/METALS MAY CAUSE GENERATION OF EXPLOSIVE OR FLAMMABLE
    HYDROGEN.
Hazardous Decomposition Products:HYDROGEN GAS, CHLORINE GAS, SULFIDE
    GAS & HYDROGEN CHLORIDE.

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

Waste Disposal Methods:DISPOSE OF I/A/W ALL FEDERAL, STATE & LOCAL
    REGULATIONS.

 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.