Product ID:BUFFER SOLUTION (PH 4.00, CONCENTRATED) SB101500
MSDS Date:02/22/1992
FSC:6550
NIIN:01-142-8201
MSDS Number: BXFSQ

FISHER SCIENTIFIC

1 REAGENT LN
FAIR LAWN, NJ 07410
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 201-796-7100

Cage: 1B464

FISHER SCIENTIFIC CO. CHEMICAL MFG DIV

FAIRLAWN, NJ 07410-2802 US

Telephone: 201-796-7100

Cage: 1B464

POTASSIUM ACID PHTHALATE; (POTASSIUM HYDROGEN PHTHALATE)

CAS: 877-24-7

Fraction By Weight: 2%

OSHA PEL N/K

ACGIH TLV: N/K

FORMALDEHYDE (SARA 302/313) (CERCLA)

CAS: 50-00-0

RTECS: LP8925000

Fraction By Weight: 0.05%

OSHA PEL N/K

ACGIH TLV: 0.3 PPM, C, A2

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

METHYL ALCOHOL (METHANOL) (SARA 313) (CERCLA)

CAS: 67-56-1

RTECS: PC1400000

Fraction By Weight: 0.02%

OSHA PEL 200 PPM, S

ACGIH TLV: 200 PPM; 250 STEL, S

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

0.7

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: 98-99%

OSHA PEL N/K

ACGIH TLV: N/K

GLASSES OF WATER & INDUCE VOMITING BY TOUCHING

RTECS: 9999999ZZ

EXCEED WORKING LIM OF RESP & MUST BE NIOSH/MSHA

RTECS: 9999999ZZ

& FULL FACEPIECE. ANY GAS MASK W/ORG VAP CANISTER

RTECS: 9999999ZZ

FULL FACEPIECE. ANY TYPE 'C' SUPPLIED-AIR RESP

RTECS: 9999999ZZ

PRESS MODE OR WITH FULL FACEPIECE, HELMET OR HOOD

RTECS: 9999999ZZ

FACEPIECE OPERATED IN PRESS-DEMAND OR OTHER POSITIVE

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:POTASSIUM HYDROGEN PHTHALATE: ACUTE:
INHALATION: MAY CAUSE IRRITATION. SKIN: MAY CAUSE IRRITATION. EYES:
DIRECT CONTACT MAY CAUSE IRRITATION, REDNESS AND PAIN. INGESTION:
MAY CAUSE NAUSEA, VOMITING AN D DIARRHEA. CHRONIC: INHALATION:
REPEATED OR PROLONGED EXPOSURE MAY CAUSE IRRITATION. SKIN: REPEATED
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: OR PROLONGED CONTACT MAY CAUSE
DERMATITIS. EYES: REPEATED OR PROLONGED EXPOSURE MAY CAUSE
CONJUNCTIVITIS. INGESTION: NOT REPORTED TO OCCUR IN HUMANS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL: REMOVE FROM EXPOS TO FRESH AIR IMMED. IF BRTHG HAS
STOPPED PERFORM ARTF RESP. KEEP PERSON WARM & AT REST. TREAT SYMP &
SUPPORTIVELY. GET MED ATTN IMMED. SKIN: REMOVE CONTAMD CLTHG &
SHOES IMMED . WASH AFFECTED AREA W/SOAP OR MILD DETERGENT & LG AMTS
OF WATER UNTIL NO EVID OF CHEM REMAINS (APPROX 15-20 MIN). GET MED
ATTN IMMED. EYES: WASH IMMED W/LG AMTS OF WATER/NORM SALINE, OCCAS
(SUPDAT)

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/MSHA APPRVD SCBA & FULL PROT EQUIP.
MOVE CNTNR FROM FIRE AREA IF IT CAN BE DONE W/OUT RISK. DO NOT
SCATTER SPILLED MATL W/HIGH-PRESS (SUDPAT)
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
HEAT OR FLAME.

Spill Release Procedures:STOP LEAK IF YOU CAN DO IT WITHOUT RISK, FOR
SMALL SPILLS, TAKE UP WITH SAND OR OTHER ABSORBENT MATERIAL AND
PLACE INTO CLEAN, DRY CONTAINERS FOR LATER DISPOSAL. KEEP
UNNECESSARY PEOPLE AWAY. ISOLATE HAZARD AREA AND DENY ENTRY.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:MAY BURN BUT DOES NOT IGNITE READILY.
AVOID CONTACT WITH STRONG OXIDIZERS, EXCESSIVE HEAT, SPARKS OR OPEN
FLAME.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:FOLLOWING RESPS ARE RECOM BASED ON INFO FOUND IN
PHYSICAL DATA, TOX & HLTH EFTS. RESPS RANKED IN ORDER FROM MIN TO
MAX PROT. SPECIFIC RESP SELECTED MUST BE BASED ON CONTAM LEVELS
FOUND IN WORK PLACE, SPECIFIC OPERATION, MUST NOT (ING 6)
Ventilation:PROVIDE GENERAL DILUTION VENTILATION.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:WEAR APPROP PROT (IMPERVIOUS) CLTHG & EQUIP
TO PVNT RPTD/PRLNG SKIN CNTCT. EYE WASH FOUNTAIN IN IMMED WORK
AREA.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC: WATER STREAMS. DIKE FIRE-CONTROL WATER FOR LATER DISP.
USE AGENTS SUITABLE FOR TYPE OF SURROUNDING FIRE. AVOID BRTHG HAZ
VAP; KEEP UPWIND. FIRST AID PROC: LIFTING UPPER & LOWER LIDS U NTIL
NO EVID OF CHEM REMAINS (APPROX 15-20 MIN). GET MED ATTN IMMED.
INGEST: IF CONSCIOUS, IMMED GIVE 2 TO 4 (ING 5)

Boiling Pt:B.P. Text:212F,100C
Melt/Freeze Pt:M.P/F.P Text:32.0F,0.0C
Vapor Pres:SEE ING 4
Vapor Density:SEE ING 4
Spec Gravity:1.0
pH:4
Evaporation Rate & Reference:>1 (ETHER=1)
Solubility in Water:COMPLETE
Appearance and Odor:CLEAR, COLORLESS LIQ WHICH MAY BE COLOR CODED ACCDG
TO PH & MAY VARY W/MFR.

Stability Indicator/Materials to Avoid:YES
POTASSIUM HYDROGEN PHTHALATE. OXIDIZERS (STRONG): FIRE & EXPLOSION
HAZARD.
Stability Condition to Avoid:STABLE UNDER NORMAL TEMPERATURES AND
PRESSURES.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
TOXIC AND/OR HAZARDOUS GASES.

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

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.