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Chemical Hygiene Plan - Queensborough Community College ...

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** Increased to 200 gals if not an educational or instructional lab as per FC 2706.6<br />

*** Educational & instructional labs to comply with Class D requirements only<br />

Class I = Flash pt < 100 F; Class II = Flash pt 100 F – 140F; Class III = Flash pt > 140F<br />

Note: QCC instructional labs comply only with Class “D” requirements. Research labs follow Class “B” rules.<br />

Other materials:<br />

As per FC 2706.6<br />

Maximum quantity in<br />

1-hr fire rated lab<br />

Maximum quantity in<br />

2-hr fire rated lab<br />

Water-Reactive Material<br />

Pyrophoric Material<br />

Highly Toxic Material<br />

Toxic Material<br />

Corrosive Material<br />

Flammable Solids<br />

Oxidizers/Org Peroxides<br />

2.5 lbs 5 lbs<br />

0.5 lb 1 lbs<br />

5 lbs 5 lb<br />

250 lbs 250 lbs<br />

250 gals 250 gals<br />

10 lbs 15 lbs<br />

40 lbs* 50 lbs*<br />

Unstable reactive material 6 lbs** 12 lbs**<br />

*maximum 2 lbs of Class 3 oxidizers & 1 lb of Class I organic peroxides<br />

**maximum 1 lb of Class 3 unstable reactive material<br />

**Except for chemical research laboratories, no permit shall be required for laboratories storing<br />

or using less than 32 ounces, flammable liquids or VFOS. 0.5 pound oxidizing materials and/or<br />

0. 15 cubic feet water container capacity of flammable gases.<br />

For example, a laboratory unit with a fire rating of 1 hour that has no sprinkler system must not<br />

store more than<br />

· 15 gallons of flammable liquids;<br />

· 3 pounds of flammable solids;<br />

· 20 pounds of oxidizing material<br />

· 2 pounds of unstable or reactive chemicals.<br />

The National Fire Protection Association's (NFPA) Code 45 (Fire Protection for Laboratories<br />

Using <strong>Chemical</strong>s goes further in describing maximum permissible quantities of flammable and<br />

combustible materials outside of approved liquid storage rooms. They recommend limits per lab<br />

unit as well as per 100 square feet of laboratory unit in sprinklered and unsprinklered units.<br />

Instructional laboratories specifically are allowed only half of the quantity of non instructional<br />

laboratories. For example, the maximum quantity of Class I flammables in unsprinklered<br />

instructional laboratories including quantities in storage cabinets and safety cans is 10 gallons<br />

per 100 square feet of laboratory unit. Research labs would be allowed 20 gallons including<br />

quantities in storage cabinets and safety cans.<br />

Laboratory Supervisors should inventory chemicals in laboratories monthly to ensure that the<br />

above described limits are not exceeded. Any problems must be directed to the departmental<br />

chairperson, the college EHS Officer, the <strong>Chemical</strong> <strong>Hygiene</strong> Officer, or other designated<br />

individual.<br />

33

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