FLINN SCIENTIFIC INC. 

"Your Safer Source for Science Supplies" 
MSDS #: 353.00 
Revision Date: February 24, 2003

Material Safety Data Sheet (MSDS) 
Section 1 — Chemical Product and Company Identification 

Formalin 

Flinn Scientific, Inc. P.O. Box 219 Batavia, IL 60510 (800) 452-1261 
CHEMTREC Emergency Phone Number: (800) 424-9300 

Section 2 — Composition, Information on Ingredients 

Formaldehyde (50-00-0) 3.7%, Methyl Alcohol (67-56-1) 1.5%, Sodium Phosphate, monobasic (10049-21-5) <0.5%, 
Sodium Phosphate, dibasic anhydrous (7558-79-4) <1%, and Water (7732-18-5) >93.3%. 

CAS#: None Established 

Section 3 — Hazards Identification 

Clear, colorless liquid; pungent odor of formaldehyde. 
FLINN AT-A-GLANCE 

Health-3

Irritant to body tissues. Probable carcinogen (IARC). 
Flammability-0Moderately toxic by ingestion, inhalation and skin absorption. Avoid contact with skin, eyes and mucous 
Reactivity-1membranes. 

Exposure-3 
Storage-0 

0 is low hazard, 3 is high hazard 

Section 4 — First Aid Measures 

Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Give large quantities of water. Call a physician or poison control at once.


Section 5 — Fire Fighting Measures 

Non flammable, non combustible liquid. 
NFPA CODE 
None established 

Section 6 — Accidental Release Measures 

Restrict unprotected personnel from area and ventilate area. Contain spill with sand or absorbent material; deposit in sealed bag or container. See 
Sections 8 and 13 for further information. 

Section 7 — Handling and Storage 

Flinn Suggested Chemical Storage Pattern: Organic #3. Store with hydrocarbons, esters and aldehydes. 
Use and dispense in a hood. 

Section 8 — Exposure Controls, Personal Protection 

Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-resistant apron. 
Use exhaust ventilation to keep airborne concentrations low. 

© 2003 Flinn Scientific, Inc. All Rights Reserved. 
PAGE 1 OF 2 


FLINN SCIENTIFIC INC. Formalin 

"Your Safer Source for Science Supplies" MSDS #: 353.00 
Material Safety Data Sheet (MSDS) Revision Date: February 24, 2003 


Section 9 — Physical and Chemical Properties 

Clear colorless liquid. 
Neutral and buffered. 

Section 10 — Stability and Reactivity 

Avoid contact with strong acids, strong bases, strong oxidizers. 
Shelf life: Indefinite 

Section 11 — Toxicological Information 

Acute effects: Highly toxic, severe eye irritant, sensitizer ORL-RAT LD50: 100 mg/kg as formaldehyde 
Chronic effects: Pulmonary edema, possible carcinogen mutagen IHL-RAT LC50: 203 mg/m3 as formaldehyde 
Target organs: Eyes, kidneys SKN-RBT LD50: 270 mg/kg as formaldehyde 

N.A. = Not available, not all health aspects of this substance have been fully investigated. 
Section 12 — Ecological Information 

Data not yet available. 

Section 13 — Disposal Considerations 

Please consult with state and local regulatons before disposal. 
Flinn Suggested Disposal Method #2 is one option. 

Section 14 — Transport Information 

Shipping Name: N/A 
Hazard Class: N/A 
UN Number: N/A 

N/A = Not applicable 

Section 15 — Regulatory Information 

Not listed. 

Section 16 — Other Information 

Consult your copy of the Flinn Scientific Catalog/Reference Manual for additional information about laboratory chemicals. This Material 
Safety Data Sheet (MSDS) is for guidance and is based upon information and tests believed to be reliable. Flinn Scientific Inc. makes no 
guarantee of the accuracy or completeness of the data and shall not be liable for any damages relating thereto. The data is offered solely for 
your consideration, investigation, and verification. Flinn Scientific Inc. assumes no legal responsibility for use or reliance upon this data. 

FLINN SCIENTIFIC INC. 

"Your Safer Source for Science Supplies" 

Flinn Chemical Packaging Prevents Accidents 

flinn@flinnsci.com www.flinnsci.com 

P.O. Box 219 Batavia IL 60510 
(800) 452-1261 Fax (866) 452-1436 
© 2003 Flinn Scientific, Inc. All Rights Reserved. PAGE 2 OF 2