SECTION V HEALTH HAZARD DATA
MATERIAL SAFETY DATA SHEET NN 274
Threshold Limited Value Airborne exposure limits: OSHA Permissible Exposure Limit (PEL):
ALDON 1533 W.Henrietta Rd. 2 ppm (TWA) - ACGIH (TLV): 2 ppm (TWA): 4 ppm (STEL).
NN 274
Avon, New York 14414 MSDS No.
庐
CORPORATION December 19, 1996
Effective Date
(716) 226-6177 INHALATION: Corrosive! Vapors can cause breathing difficulties and lead to
Effects of Overexposure pneumonia and pulmonary edema which may be fatal. INGESTION: Corrosive!
Swallowing nitric acid can cause immediate pain and burns of the mouth, throat,
SECTION I NAME 24 HOUR EMERGENCY ASSISTANCE esophagus and gastrointestinal tract. SKIN: Corrosive! Can cause redness, pain, and
severe skin burns. Concentrated solutions cause deep ulcers and stain skin a yellow or
yellow-brown color. EYE CONTACT: Corrosive! Vapors are irritating and may cause
Product NITRIC ACID, 38-40% CHEMTREC damage to the eyes. Splashes may cause severe burns and permanent eye damage.
0 3
Health
800-424-9300
Chemical
Emergency and
3 0
Aqua Fortis; Azotic Acid INHALATION: Remove to fresh air. If not breathing, give artificial respiration. If
Synonyms 0
Fire
Day 716-226-6177
oxy breathing is difficult, give oxygen. Call physician immediately. INGESTION: DO NOT
First Aid Procedures
Formula Mixture. INDUCE VOMITING! If conscious, give large quantities of water or milk if available.
3
Reactivity
NFPA Never give anything by mouth to an unconscious person. Get medical attention
HAZARD RATING HMIS * immediately. SKIN EXPOSURE: Immediately flush skin with plenty of water for at least
Unit Size up to 4 Lt.
15 minutes while removing contaminated clothing and shoes. Wash clothing before
LEAST SLIGHT MODERATE HIGH EXTREME
reuse. Thoroughly clean shoes before reuse. Get medical attention immediately. EYES:
0 1 2 3 4
C.A.S. No. Mixture.
Flush thoroughly with water for at least 15 minutes, lifting upper and lower eyelids
SECTION II INGREDIENTS OF MIXTURES occasionally. Get immediate medical attention.
SECTION VI REACTIVITY DATA
Principal Component(s) % TLV Units
Conditions to Avoid
Stability Unstable Stable under ordinary conditions of use and
Nitric Acid, concentrated 70% solution: (CAS No. 7697-37-2) 38-40% See Section V.
storage. Containers may burst when heated.
Stable X
Water: (CAS No. 7732-18-5) 60-62% None established. A dangerously powerful oxidizing agents, concentrated nitric acid is incompatible
Incompatibility
with most substances, especially strong bases, metallic powders, carbides,
(Materials to Avoid) hydrogen sulfide, turpentine, and combustible organics.
DANGER! CORROSIVE! STRONG OXIDIZER! CONTACT WITH OTHER MATERIAL MAY CAUSE FIRE
When heated to decomposition, emits toxic nitrogen oxides fumes and
Hazardous
OR EXPLOSION. CAUSES SEVERE BURNS. MAY BE FATAL IF SWALLOWED. HARMFUL IF INHALED. hydrogen nitrate. Will react with water or steam to produce heat and
Decomposition Products toxic and corrosive fumes.
SECTION III PHYSICAL DATA
Conditions to Avoid
Hazardous Polymerization
Specific Gravity (H2O = 1)
Melting Point (掳F) -34掳C to 0掳C (-29掳F to 32掳F) 1.41
May Occur Will Not Occur Not applicable.
Percent Volatile
Boiling Point (掳F) 100掳C to 122掳C (212掳-252掳F) 100%
by Volume (%) X
Evaporation Rate
SECTION VII SPILL OR LEAK PROCEDURES
Vapor Pressure (mm Hg) 62 at 20掳C (68掳F) Data not listed.
=1)
(
Steps to be taken in case Isolate or enclose the area of the leak or spill. Clean-up personnel should wear
Vapor Density (Air=1) 2-3 approximately.
material is released or spilled protective clothing and respiratory equipment suitable for toxic or corrosive fluids
or vapors. SPILLS: Flush with water and neutralize with alkaline material (soda
Solubility in Water Infinite in water.
ash, lime, sodium bicarbonate, etc.). Flush to sewer with copious amounts of
water.
Appearance & Odor Clear, colorless to slightly yellow liquid; suffocating acrid odor.
Discharge, treatment, or disposal may be subject to Federal, State or Local laws.
Waste Disposal Method
SECTION IV FIRE AND EXPLOSION HAZARD DATA These disposal guidelines are intended for the disposal of catalog-size quantities only.
Lower
Flammable Limits in Air Upper
Flash Point Neutralize with alkaline material (soda ash, lime, sodium bicarbonate, etc.)
Not combustible. N/A
% by Volume
(Method Used) and flush to sewer with copious amounts of water or contract with a
licensed waste disposal service.
Extinguisher If involved in a fire, use water spray.
SECTION VIII SPECIAL PROTECTION INFORMATION
Media
In the laboratory work in fume hood. If the TLV is exceeded, wear a NIOSH/MSHA-approved, supplied
Respiration Protection
air, full facepiece respirator, airlined hood, or self-contained breathing apparatus. [See note below.]
(Specify Type)
SPECIAL FIREFIGHTING
Yes (recommended). No.
Local Exhaust Special
PROCEDURES Ventilation
Increases the flammability of combustible, organic and readily
Yes. No.
Mechanical (General) Other
oxidizable materials. In the event of a fire, wear full protective clothing
Protective Gloves Eye Protection
Rubber, Neoprene. Goggles and face shield.
and NIOSH/MSHA-approved, self-contained breathing apparatus with
full facepiece operated in the pressure demand or other positive
Goggles and shield, lab coat and apron, ventilation hood, proper gloves, eye wash station,
Other Protective
pressure mode.
quick-drench facilities.
Equipment
SECTION IX SPECIAL PRECAUTIONS
(1993 EMERGENCY RESPONSE GUIDEBOOK, DOT P 5800.6, GUIDE PAGE NO. 44)
Precautions to be Taken Do not get in eyes, on skin, or on clothing. Avoid breathing mist. Use with
UNUSUAL FIRE AND in Handling & Storing adequate ventilation. Wash thoroughly after handling. Keep from contact with
EXPLOSION HAZARDS clothing and other combustible materials. Do not store near combustible materials.
FIRE: Not combustible, but substance is a strong oxidizer and its heat of Keep container tightly closed when not in use.
reaction with reducing agents or combustibles may cause ignition. Can Read label on container before using. Do not wear contact lenses when working with chemicals.
Other Precautions
react with metals to release flammable hydrogen gas. EXPLOSION: Store in a tightly closed container. Remove and wash contaminated clothing
Reacts explosively with combustible organic or readily oxidizable promptly. Remove closure slowly to release pressure. Nitric acid is an oxidizer
materials such as: alcohols, turpentine, charcoal, organic refuse, metal and should not come in contact with cartridges and cannisters that contain
oxidizable materials, such as activated charcoal.
powder, hydrogen sulfide, etc.
For laboratory use only. Not for drug, food or household use. Keep out of reach of children.
Chemical Safety
Approved
Revision Date 12/19/96 MR
No. 1 Michael Raszeja Coordinator
D.O.T. NITRIC ACID, (SOLUTION), 8, UN 2031, PG II The information contained herein is furnished without warranty of any kind. Employers should use this information only as a supplement to other information
gathered by them and must make independent determinations of suitability and completeness of information from all sources to assure proper use of these
Approved by U.S. Department of Labor "essentially similar" to form OSHA-20 materials and the safety and health of employees. * Hazardous Materials Industrial Standards. Printed on recycled paper.
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