LABORATORY SAFETY

WORKSHOP

Edward G. Senkbeil

Salisbury University Chemistry Department

egsenkbeil@salisbury.edu

And You Think You Have a Problem !!!

INFORMATION ABOUT CHEMICALS

REGULATIONS FOR INFORMATION ON

CHEMICALS• Hazard Communication

Standard - 1983

• Laboratory Standard – 1990 Chemical Hygiene Plan

WHERE TO GET INFO ??• MSDS (Material Safety Data Sheets)

Manufacturer / vendor

http://ilpi.com/msds

http://webbook.nist.gov

• International Chemical Safety CardsNIOSH/WHO/International Program on Chemical Safety/International Chemical Safety Cards/US National Versionhttp://www.cdc.gov/niosh/ipcs/nicstart.html

• Internet Safety Discussion Groups

Laboratory Safety Institute

http://www.labsafety.org/

Safety Informations Research Inc.

http://siri.org/

Flinn Scientific

Interactive Learning Paradigms Inc.

http://ilpi.com/msds

STORAGE OF CHEMICALS

INVENTORY

* Inventory All Chemicals

Should include:

Chemical name and formula

Date received (or put on inventory)

Approximate amount of reagent present

Storage location

Any significant hazards

MANAGEMENT OF CHEMICLAS

* Good housekeeping!!!!

* Storage area neat and orderly

* Keep inventory updated

* Ordering chemicals:

Should be centralized

Assess needs, safety issues / hazards

Maintain up to date MSDS file

Properties of Storage Area

* Secured and locked when not in use (self-locking)

* Two exits

* Secured shelving

Wood preferred ( or plastic, metal)

with lip on edge is recommended

Not above eye-level

Only store bottles 2-3 deep

* Proper emergency equipment

Where to Store Chemicals??

* Not under hood unless properly designed and locked

* Not in the hood

* Not under the sink

Need a Designated Storage Area Separate form the Student

Lab !!

STORAGE ARRANGEMENT

Not Everything in Alphabetical Order !!!

Organize Chemicals By Compatible Groups !!

* In separate rooms or different shelf

locations within the same room.

* In designated storage cabinets.

General Classes By Compatibility

• Flammables

• Acids

• Bases

• Oxidizers

• Water Reactive Chemicals

• Extremely Toxic / Poisonous Chemicals

• Peroxide-Forming Chemicals

PRIMARY REFERENCES

• Flinn Safety Catalog

• Chemical Safety For Teachers and Their Supervisors: Grades 7-12, American Chemical Society

• Md. State Science Manual K-12