9312P - Chemical and Laboratory Safety Procedure

Procedure 9312

SCHOOL FACILITIES

Chemical and Laboratory SafetyGuidelines for chemical storage and handling are as follows:

A. Chemical substances shall be labeled in accordance with National Fire Protection Association (NFPA) standards.  Substances with a NFPA health, flammability or radioactivity rating of four (4) should not be used unless provisions can be made for use in accordance with the special conditions as defined for that substance.  Such substances include those that present an extreme health and/or radioactivity hazard; could form an explosive peroxide; or are defined as carcinogenic or mutagenic.

B. Annual inventories shall be conducted for the purpose of identifying all substances, their shelf-life, proper labeling, and their condition of storage.

C. Reasonable efforts shall be made to ensure proper storage of all hazardous substances.  Since many chemicals are incompatible with each other, chemicals shall be separated by family characteristics.  The following arrangement (Page 2) is suggested.

D. Chemical substances that have exceeded their shelf-life shall be disposed of in the manner described in the Flinn Catalog/Reference Manual (Technical Service Department, Flinn Scientific, Inc., P.O. Box #231, 910 West Wilson Street; Batavia, Illinois 60510; or phone (312) 879-6900.

E. A third-party assessment of the science laboratory shall be conducted at least once every three years.

INORGANIC Top -> Bottom		ORGANIC Top -> Bottom
INORGANIC #10 Sulfur, Phosphorus, Arsenic, Phosphorus Pentoxide		ORGANIC #2 Alcohols, Glycols, Etc.
INORGANIC #2 Halides, Sulfates, Sulfites, Thiosulfates, Phosphates, etc.		ORGANIC #3 Hydrocarbons, Esters, Etc.
INORGANIC #3 Amides, Nitrates, (not Ammonium Nitrate), Nitrates, etc.		ORGANIC #4 Esters, Ketones, Etc.
INORGANIC #1 Metals and Hydrides (store away from any water		ORGANIC #5 Epoxy Compounds, Isocyanates
INORGANIC #4 Hydroxides, Oxides, Silicates, etc.		ORGANIC #7 Sulfides, Polysulfides, Etc.
INORGANIC #7 Arsenates, Cyanides, etc. (store above acids)		ORGANIC #8 Phenol, Cresols
INORGANIC #5 Sulfides, Selenides, Phosphides, Carbides, Nitrides, etc.		ORGANIC #6 Peroxides, Azides, Etc.
INORGANIC #8 Borates, Chromates, Manganates, Permanganates, Etc.		ORGANIC #1 Acid, Anhydrides, Peracids, etc.
INORGANIC #6 Chlorates, Perchlorates, Chlorites, Perchloric Acid Peroxides, etc.		MISCELLANEOUS
INORGANIC #9 Acid, except Nitic		MISCELLANEOUS

 

 

 

Adoption Date:           April 23, 1996