===================== Product Identification =====================
MSDS NAME:21988-6 SODIUM HYDROGENPHOSPHATE 99% ACS REAGENT
NIIN:00F056574
MSDS Number: CHNFZ
=== Responsible Party ===
Company:ALDRICH CHEMICAL CO SUB OF SIGMA-ALDRICH
Address:1001 W ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53201-5000
Country:US
Info Phone Num:414-273-3850
Emergency Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928
============= Composition/Information on Ingredients =============
Name:SODIUM PHOSPHATE, DIBASIC, ANHYDROUS, DISODIUM PHOSPHATE
CAS:7558-79-4
RTECS #:WC4500000
Fraction by Wt: 99%
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS
===================== Hazards Identification =====================
LD50 LC50 Mixture:ORAL LD50(RAT): 17 GM/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:MAY BE HARMFUL BY INHALATION,
INGESTION/SKIN ABSORPTION. EYES/SKIN: IRRITATION. INHALATION:
IRRITATING TO MUCOUS MEMBRANES & UPPER RESPIRATORY TRACT.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.
======================= First Aid Measures =======================
Eyes: FLUSH W/COPIOUS AMOUNTS OF WATER FOR 15 MINS. SKIN:
WASH W/SOAP & COPIOUS AMOUNTS OF WATER. INHALATION: REMOVE TO FRESH
AIR. GIVE CPR/OXYGEN IF NEEDED. INGESTION: WASH OUT MOUTH W/WATER
IF CONSC IOUS. OBTAIN MEDICAL ATTENTION IN ALL CASES.
===================== Fire Fighting Measures =====================
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING
FIRE CONDITIONS.
Fire Fighting Procedures:WEAR SCBA & PROTECTIVE CLOTHING.
Unusual Fire/Explosion Hazard:NONCOMBUSTIBLE. EMITS TOXIC FUMES UNDER
FIRE CONDITIONS.
================== Accidental Release Measures ==================
Spill Release Procedures:WEAR SCBA, RUBBER BOOTS & HEAVY RUBBER GLOVES.
SWEEP UP, PLACE IN A BAG & HOLD FOR WASTE DISPOSAL. AVOID RAISING
DUST. VENTILATE AREA & WASH SITE AFTER MATERIAL PICKUP IS COMPLETE.
====================== Handling and Storage ======================
Handling and Storage Precautions:STORE IN A COOL DRY PLACE. KEEP
TIGHTLY CLOSED.
Other Precautions:AVOID PROLONGED/REPEATED EXPOSURE. AVOID CONTACT
W/EYES, SKIN/CLOTHING. DON'T BREATHE DUST.
============= Exposure Controls/Personal Protection =============
Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING, SAFETY SHOWER & EYE
BATH.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
================== Physical/Chemical Properties ==================
Vapor Density:4.9
Appearance and Odor:WHITE GRANULES & POWDER
================= Stability and Reactivity Data =================
Stability Indicator/Materials to Avoid:YES
STRONG ACIDS
==================== Disposal Considerations ====================
Waste Disposal Methods:CAUTIOUSLY ADD TO EXCESS WATER. ADJUST PH TO
NEUTRAL & SEPARATE INSOLUBLE SOLIDS/LIQUIDS & PACKAGE THEM FOR
DISPOSAL, IAW/FEDERAL, STATE & LOCAL REGULATIONS. FLUSH THE AQUEOUS
SOLUTION DOWN THE DRAIN W/PLENTY OF WATER.
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.
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