Product ID:DESCALER GS, 0364
MSDS Date:02/08/1995
FSC:6850
NIIN:00N078761
MSDS Number: CGYMM

CHEMSEARCH DIV NCH CORP

HOUSTON, TX 75015
US

Emergency Phone: 214-438-1381

Info Phone: 214-438-1381

Preparer: B SANFORD

Cage: HO026

NCH CORP CHEMSEARCH DIV

152170 IRVING, TX 75015 US

Telephone: 972-438-1381/800-527-9919

Cage: 0A782

HYDROCHLORIC ACID (SARA 302/313) (CERCLA)

CAS: 7647-01-0

RTECS: MW4025000

Fraction By Weight: 20-25%

OSHA PEL C 5 PPM

ACGIH TLV: C 5 PPM

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

LOW CONCS OF HYDROCHLORIC ACID VAPS. EYE EXPOS MAY

RTECS: 9999999ZZ

SIGHT. CHRONIC SKIN EXPOS CAN YIELD ULCERATION &

RTECS: 9999999ZZ

PRDCE LARYNGITIS, GLOTTAL EDEMA, BRONCH, PULM EDEMA,

RTECS: 9999999ZZ

IMMED MED ATTN. WASH CLTHG & CLEAN SHOES

RTECS: 9999999ZZ

NOT INDUCE VOMIT. IF VOMIT OCCURS, GIVE FLUIDS AGAIN.

RTECS: 9999999ZZ

ALTHOUGH

RTECS: 9999999ZZ

NOTIFICATION BECAUSE PROD IS USED & LBLD FOR

RTECS: 9999999ZZ

GROUNDS MAINTENANCE (SUCH AS FERTILIZERS &

RTECS: 9999999ZZ

& FULL LENGTH FACESHIELD .

RTECS: 9999999ZZ

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 BLNDNESS. SKIN CONT:CORR. CAUSES BURNS & POSS
DEEP ULCERATIONS/SCARRING. INGEST:CORR. CAUSES BURNS & POSSIBLY
ULCERATIONS TO MOUTH, THROAT, ESOPHA GUS & STOM. MAY CAUSE NAUS,
VOMIT & PAIN. IF LG AMTS ARE INGESTED MAY CAUSE ULCERS TO
INTESTINAL TRACT (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:& KIDNEYS, INFLAMM, SHOCK & IN EXTREME
CASES DEATH. INHAL:MIST CAUSES BURN TO RESP TRACT, NOSE, MOUTH &
THROAT, W/DISCOMFORT, NASAL DISCHARGE, SNEEZING, COUGH, CHEST PAIN,
CHOKING, HDCHS, DFC LTY IN BRTHG & RAPID HEARTBEAT. HIGH CONCS OF
MIST/VAPS MAY CAUSE BURNING, INFLAMM, PULM EDEMA, LARYNGEAL SPASM
(SUPDAT)
Medical Cond Aggravated by Exposure:PRE-EXISTING SKIN & RESPIRATORY
CONDITIONS SUCH AS ASTHMA, EMPHYSEMA AND DERMATITIS.

First Aid:INHAL:REMOVE TO FRESH AIR. IF NOT BRTHG, CLEAR AIRWAY & START
MOUTH-TO-MOUTH ARTF RESP. GET IMMED MED ATTN. EYE:IMMED RINSE
W/WATER. REMOVE ANY CONT LENSES. HOLD EYELIDS APART TO ENSURE
RINSING OF ENT IRE SURF OF EYES & LIDS W/WATER. CONTINUE FLUSHING
FOR @ LST 15 MINS. GET IMMED MED ATTN. SKIN:WASH AFFECTED AREAS
W/LG AMTS OF SOAP & WATER FOR 15 MINS. REMOVE CONTAMD CLTHG &
SHOES. GET (ING 5)

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

Spill Release Procedures:DIKE & CONTAIN SPILL. ABSORB W/INERT MATL &
TRANSFER ALL MATL INTO PROPERLY LABELED CNTNR FOR DISP. WEAR APPROP
PROT CLTHG. PREVENT PROD FROM CONTAMINATING SOIL/FROM ENTERING
SEWAGE & DRAINAGE SYSTEMS AND BODIES OF WATER.
Neutralizing Agent:SODIUM BICARBONATE OR SODA ASH. ADD CAUTIOUSLY WHILE
MIXING.

Handling and Storage Precautions:STOR TEMP INDOOR:MAX 120 1/2F. MIN:35
1/2F. ALWAYS STORE MATL IN ITS ORIGINAL CNTNR. KEEP CNTNR TIGHTLY
CLSD WHEN NOT IN USE. KEEP FROM FREEZING.
Other Precautions:IF PROD FREEZES WARM TO STD ROOM TEMP SLOWLY & STIR
THOROUGHLY BEFORE USING. KEEP OUT OF REACH OF CHILDREN. READ ENTIRE
LABEL BEFORE USING THIS PRODUCT. IF UE (USE EXEMPTION) APPEARS
UNDER UPPER % LIM IT, END USERS ARE EXEMPT FROM (ING 8)

Respiratory Protection:A NIOSH APPROVED RESPIRATOR IN POORLY VENTILATED
AREAS AND/OR FOR EXPOSURE ABOVE ACGIH TLV OR OSHA PEL OR WHERE
MISTING EXISTS.
Ventilation:LOCAL VENT IS RECOMMENDED TO CONTROL EXPOSURE FROM
OPERATIONS THAT CAN GENERATE AEROSOLS & MISTS.
Protective Gloves:VITON, NEORPENE/NITRILE RUBBER GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS (ING 10)
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER . WEAR
NEOPRENE/POLYVINYL ALCOHOL RAINSUIT, APRON & BOOTS TO MINIMIZE
CONT.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.X
Supplemental Safety and Health
PH:<0.5 @ 100%. FIRE FIGHT PROC:EXPOSED CNTNRS. EXPLO HAZ:INSIDE METAL
EQUIP & CNTNRS. EFTS OF OVEREXP:& DMG TO RESP TRACT. INHAL OF
EXTREMELY HIGH CONCS MAY BE FATAL. CHRONIC:INGEST MAY PRDCE FATAL E
FTS FROM ESOPHAGEAL/GASTRIC NARCOSIS. DENTAL DISCOLORATION &
EROSION OF EXPOS INCISORS OCCUR ON PRLNGD EXPOS TO (ING 2)

Boiling Pt:B.P. Text:220F,104C
Vapor Pres:20
Vapor Density:0.80
Spec Gravity:1.07 (H*2O=1)
pH:SUPDAT
Evaporation Rate & Reference:0.10 (BU A/C =1)
Solubility in Water:COMPLETE
Appearance and Odor:NON-VISCOUS LIGHT AMBER SLIGHTLY TURBID. PUNGENT
ACID ODOR.
Percent Volatiles by Volume:99

Stability Indicator/Materials to Avoid:YES
STRONG ALKALIS, ALKALI METALS, ALUMINUM, TIN AND OXIDIZERS.
Stability Condition to Avoid:HCL GAS IS SLOWLY RELEASED FROM UNCONFINED
ACID. CONTACT WITH METALS MAY CAUSE GENERATION OF EXPLO/FLAMM
HYDROGEN.
Hazardous Decomposition Products:HYDROGEN GAS, CHLORINE GAS, SULFIDE
GAS AND HYDROGEN CHLORIDE.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL FEDERAL,
STATE, AND 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.