Lazy-L-SpreadersTM disposable microbiological spreaders provide an economical alternative to bending glass rods or pipets for spreading samples on agar surfaces and filters in Petri dishes. They are supplied sterile -- no need to flame sterilize or autoclave.unlike glass spreaders, durable polystyrene Lazy-L spreaders are non-breakable and pose no safety hazard L-shaped for convenient "lazy" spreading; just turn the Petri dish for smooth, even sample distribution smooth spreading surface and a slight upward turn reduce the chance that the spreader will dig into agar packaged in presterilized pouches . 10 per pouch
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