Product ID:P3792, POTASSIUM HYDROGEN PHTHALATE ACS REAGENT(SUPP DATA)
MSDS Date:01/01/1999
FSC:6810
NIIN:00N093209
Status Code:A
MSDS Number: CJXDZ

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765

Cage: 21076

Telephone: 314-771-5765

Cage: 21076

1,2-BENZENEDICARBOXYLIC ACID, MONOPOTASSIUM SALT.

CAS: 877-24-7

RTECS: CZ4326000

LD50 LC50 Mixture:SEE INGREDIENT & TOXICOLOGICAL INFO.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
INGESTION OR SKIN ABSORPTION. CAUSES SKIN IRRITATION. VAPOR OR MIST
IS IRRITATING TO EYES, MUCOUS MEMBRANES AND UPPER RESPIRATORY
TRACT. EXPOSURE CAN CAUSE: ASTHMA TIC SYMPTOMS: COUGH, HOARSENESS,
RHINORRHEA, WHEEZING AND CONJUNCTIVITIS. NAUSEA, VOMITING.
PROLONGED OR REPEATED EXPOSURE MAY CAUSE ALLERGIC REACTIONS IN
CERTAIN SENSITIVE INDIVIDUALS.
Effects of Overexposure:SEE HEALTH HAZARDS.

First Aid:EYES: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT
LEAST 15 MINUTES. SKIN: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF
WATER FOR AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING
AND SH OES. WASH CONTAMINATED CLOTHING BEFORE REUSE. INHALATION:
REMOVE TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL RESPIRATION.
IF BREATHING IS DIFFICULT, GIVE OXYGEN. INGESTION: WASH OUT MOUTH
WITH WATE R PROVIDED PERSON IS CONSCIOUS. CALL MD.

Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:WEAR NIOSH APPROVED RESPIRATOR, CHEMICAL
SAFETY GOGGLES, RUBBER BOOTS AND HEAVY RUBBER GLOVES. SWEEP UP,
PLACE IN A BAG AND HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST.
VENTILATE AREA AND WASH SPILL S ITE AFTER MATERIAL PICKUP IS
COMPLETE.

Handling and Storage Precautions:DO NOT BREATHE DUST. AVOID CONTACT
WITH EYES, SKIN AND CLOTHING. AVOID PROLONGED OR REPEATED EXPOSURE.
KEEP TIGHTLY CLOSED. STORE IN A COOL, DRY PLACE.
Other Precautions:LABEL PRECAUTIONARY STATEMENTS: IRRITANT. IRRITATING
TO EYES, RESPIRATORY SYSTEM AND SKIN. POSSIBLE SENSITIZER.

Respiratory Protection:WEAR APPROPRIATE NIOSH APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EMERGENCY EYE WASH AND DELUGE
SHOWER . WEAR SUITABLE OTHER PROTECTIVE CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
MFR'S TRADE NAME/PART NO: ACIDIMETRIC STANDARD. -- MFR'S INFORMATION ON
INGREDIENTS: MF: C8H5KO4. EC NO: 212-889-4.

Melt/Freeze Pt:>295.C, 563.F
M.P/F.P Text:295C TO 300 C (DEC)
Decomp Temp:>295.C, 563.F
Appearance and Odor:WHITE CRYSTALS.

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Hazardous Decomposition Products:TOXIC FUMES OF: CARBON MONOXIDE,
CARBON DIOXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
ENVIRONMENTAL REGULATIONS.

Toxicological Information:TO THE BEST OF MFR'S KNOWLEDGE, THE CHEMICAL,
PHYSICAL AND TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY
INVESTIGATED. TOXICITY DATA: LD50:(ORAL,RAT) >3200 MG/KG;
LD50:(SKN,GPG) >1 GM/KG - KODAK* 21MAY1971. LDLO:(ORAL,RAT) 3200
MG/KG. ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF CHEMICAL
SUBSTANCES (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL ENTRY IN
RTECS FOR COMPLETE INFORMATION.

Ecological:DATA NOT YET AVAILABLE.

Transport Information:CONTACT SIGMA CHEMICAL COMPANY FOR TRANSPORTATION
INFORMATION.

Federal Regulatory Information:EUROPEAN INFORMATION: IRRITANT; R
36/37/38 - IRRITATING TO EYES, RESPIRATORY SYSTEM AND SKIN. S 26 -
IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF
WATER AND SEEK MEDICAL ADVICE. S 36 - WEAR SUITABLE PROTECTIVE
CLOTHING. REVIEWS, STANDARDS AND REGULATIONS: OEL=MAK. EPA TSCA
SECTION 8(B) CHEMICAL INVENTORY.

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.