Labratory

Caution

standard precautions

NO

Most lab students

Waste

MSDS

MSDS/SDS

• lists all hazards
• lists waste disposal techniques
• changing name from MSDS to SDS

Frequent Lab Accidents

• Splashes/spills
• Needle sticks/cuts
• Back injuries
• Explosions, Fires & Toxic Fumes
• Mouth Pipetting

Personal Protective Equipment (PPE)

• Chemical Splash Goggles
• Face Shields
• Lab Coat
• Lab Apron
• Gloves

Basic Chemical Safety

• Have the proper materials and PPE to safely handle chemicals
• Substitute less toxic chemicals whenever possible
• Purchase the minimum quantities possible
• Determine potential hazards beforehand
• Have a safety plan for emergencies

Do not underestimate the risks

Minimize Exposure

• Use smallest quantities possible
• Never smell chemicals or compounds of unknown toxicity
• Use fume hoods or other ventilation devices
• Use carrying containers
• Do not eat or drink in the lab

Prepare

Know the location of

• Eye Washes
• Showers
• fire extinguishers
• Exits

Be prepared

Anticipate

MSDS

• www.msdsonline.com
• for every chemical
• save MSDS in a binder
• know its location

NFPA Hazard Labels

Diamond is in 4 sections

Health Hazard (Blue)

• 4 Danger: may be fatal
•  3 Warning: corrosive or toxic
• 2 warning: May be harmful
• 1 caution: May be irritating
• 0 : no unusual hazard

Flammability (Red)

• 4 Danger: flammable gas/liquid
• 3 Warning: Combustible liquid
• 2 Caution:Combustible liquid
• 1: Combustible if heated
• 0: Not combustible

Reactivity (yellow)

• 4 Danger: explosive
• 3 Danger: May be explosive
• 2 Warning: Unstable or may react with water
• 1 Caution: May react if heated or mixed with water
• 0 Stable: not reactive when mixed with water

Special Notice Key (white)

• W: water reactive
• OX: Oxidizing Agent