Science Enhanced S&S Biology - Virginia Department of ...

Plate disposal. After examination, place all Petrifilm™ plates in biohazard disposal bag. Autoclave entire biohazard bag at 15 lb/in2 (15 psi) pressure at a temperature of 121ºC for 20 minutes, or take to medical center to deposit with sharps (needles), or dispose materials based on direction from your school division’s chemical hygiene plan. ................
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