Material Safety Data Sheet
Nitrogen
Section 1: Product and Company Identification
Tech Air
50 Mill Plain Rd.
Danbury, CT 06811
203-792-1834 | http://techair.com
Email: [email protected]
Product Code: Nitrogen
Chemical Substance
NITROGEN, COMPRESSED
GAS
Chemical
Family
inorganic, gas
Trade Names
DIATOMIC NITROGEN; DINITROGEN; NITROGEN; NITROGEN-14; NITROGEN GAS; UN
1066; N2
Section 2: Hazards Identification
Description
Colorless, odorless
Containers may rupture or explode if exposed to heat.
Main Health Hazard
Difficulty breathing
Likely Routes of Exposure:
Inhalation
Ingestion
Eye
Skin
Health
Effects
Nausea, vomiting, difficulty
Ingestion of
Contact with rapidly
No information
Difficulty
breathing, headache, drowsiness,
a gas is
expanding gas may
on significant
breathing
dizziness, tingling sensation, loss
unlikely
cause burns or
adverse effects
of coordination, convulsions, coma
frostbite
This material is considered hazardous by the OSHA Hazard Communication Standard (29 CFR 1910.1200).
Target
Organs
Respiratory
system
Medical
Condition
Aggravated by Pre-existing
conditions of
respiratory
system.
Section 3: Composition/Information on Ingredients
CAS #
7727-37-9
Section 4: First Aid Measures
Skin Contact
Eye Contact
Ingestion
Inhalation
Wash exposed
skin with soap
and water.
Flush eyes
with plenty of
water.
If a large amount is
swallowed, get
medical attention.
If adverse effects occur, remove to uncontaminated area. Give
artificial respiration if not breathing. If breathing is difficult, oxygen
should be administered by qualified personnel. Get immediate
medical attention.
Tech Air
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Note to
Physicians
For inhalation,
consider
oxygen.
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Section 5: Fire Fighting Measures
Suitable Extinguishing Media
Non-flammable. Use suitable extinguishing media for surrounding
fire. Cylinders may rupture or explode if exposed to heat.
Products of
Combustion
Non-flammable
Protection of Firefighters

Respiratory protection may be needed for
frequent or heavy exposure.
Section 6: Accidental Release Measures
Personal Precautions
Keep unnecessary people away, isolate hazard area and deny entry.
Stay upwind and keep out of low areas.
Methods for Cleanup
N/A
Environmental Precautions
No significant effects from
contamination expected.
Methods for Containment
Stop leak if possible without
personal risk.
Other Information
N/A
Section 7: Handling and Storage
Handling
Store and handle in accordance with all current regulations and standards. Subject to storage regulations:
U.S. OSHA 29 CFR 1910.101.
Storage
Keep separated from incompatible
substances.
Section 8: Exposure Controls/Personal Protection
Exposure Guidelines
NITROGEN, COMPRESSED GAS: NITROGEN: ACGIH (simple asphyxiant)
Engineering Controls
No specific controls are needed.
Eye Protection
Eye protection not required, but
recommended.
Skin Protection
Protective clothing is not
required.
Respiratory Protection
Respiratory protection may be needed for frequent or heavy
exposure.
General Hygiene considerations
 Avoid breathing vapor or mist
 Avoid contact with eyes and skin
 Wash thoroughly after handling and before eating or drinking
Section 9: Physical and Chemical Properties
Physical State
Gas
Appearance
Clear
Flash Point
Not flammable
Flammability
Not available
Boiling
Point
-321 F
(-196
C)
Freezing
Point
-346 F (210 C)
Molecular Weight
28.0134
Vapor
Pressure
760
mmHg @
-196 C
Color
Colorless
Change in Appearance
N/A
Partition Coefficient
Not available
Vapor
Density
0.967
(Air=1)
Molecular Formula
N2
Autoignition Temperature
Nonflammable
Specific
Gravity
Not
applicable
Density
1.2506 g/L
Physical Form
Gas
Water
Solubility
1.6% @
20 C
pH
Not
applicable
Weight per Gallon
Not available
Tech Air
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Odor
Odorless
Taste
Tasteless
Upper Explosive Limits
Nonflammable
Odor
Threshold
Not
available
Volatility by Volume
100%
Lower Explosive Limits
Nonflammable
Evaporation
Rate
Not
applicable
Volatility
1
Viscosity
0.01787
cP @ 27
C
Solvent Solubility
Soluble: Liquid ammonia
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Section 10: Stability and Reactivity
Stability
Stable at normal temperatures and pressure.
Hazardous Decomposition Products
Oxides of nitrogen
Conditions to Avoid
Stable at normal temperatures and pressure.
Incompatible Materials
Metals, oxidizing materials
Possibility of Hazardous Reactions
Will not polymerize.
Section 11: Toxicology Information
Acute Effects
Oral LD50
Not
available
Dermal
LD50
Not available
Inhalation
Nausea, vomiting, difficulty breathing, headache, drowsiness, dizziness, tingling sensation, loss of coordination,
convulsions, coma
Eye Irritation
Contact with rapidly expanding gas may cause burns or frostbite
Skin Irritation
No information on significant adverse effects
Sensitization
Difficulty breathing
Chronic Effects
Carcinogenicity
Not hazardous
Mutagenicity
Not available
Reproductive Effects
Not available
Developmental Effects
No data
Section 12: Ecological Information
Fate and Transport
Eco toxicity
Fish toxicity: Not available
Invertibrate toxicity: Not available
Algal toxicity: Not available
Phyto toxicity: Not available
Other toxicity: Not available
Persistence / Degradability
Not available
Bioaccumulation / Accumulation
Not available
Mobility in Environment
Not available
Section 13: Disposal Considerations
Dispose in accordance with all applicable regulations.
Section 14: Transportation Information
U.S. DOT 49 CFR 172.101
Proper
Shipping
Name
Nitrogen,
compressed
ID
Number
UN1066
Hazard
Class or
Division
2.2
Packing
Group
Labeling
Requirements
Not
applicable
2.2
Passenger Aircraft
or Railcar Quantity
Limitations
75 kg or L
Cargo Aircraft
Only Quantity
Limitations
150 kg
Additional
Shipping
Description
N/A
Canadian Transportation of Dangerous Goods
Shipping Name
Nitrogen, compressed
UN Number
UN1066
Class
2.2
Packing Group / Risk Group
Not applicable
Tech Air
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Section 15: Regulatory Information
U.S. Regulations
CERCLA Sections
Not regulated.
SARA 355.30
Not regulated.
SARA 355.40
Not regulated.
SARA 370.21
Acute
Yes
Chronic
No
Fire
No
Reactive
No
Sudden Release
Yes
SARA 372.65
Not regulated.
OSHA Process Safety
Not regulated.
State Regulations
CA Proposition 65
Not regulated.
Canadian Regulations
WHMIS Classification
A
National Inventory Status
US Inventory (TSCA)
Listed on inventory.
TSCA 12b Export Notification
Not listed.
Canada Inventory (DSL/NDSL)
Listed on inventory.
Section 16: Other Information
NFPA Rating
HEALTH=1 FIRE=0 REACTIVITY=0
0 = minimal hazard, 1 = slight hazard, 2 = moderate hazard, 3 = severe hazard, 4 = extreme hazard
Tech Air
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