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8 answers

glass being inert is more stable when treated to high temp. and high pressures.glass is stabler than plastic,which melts on heating at even low temp..glass being more porous and still stable,can be comfortably and economically in autoclaves.glass can be reused wheras plastic has to be thrown away after one usage.

2006-12-19 06:35:11 · answer #1 · answered by Shruti S 1 · 0 0

Glass is used because it does not scratch when cleaned, allowing it to be reused. I work in a lab where we use disposable plastic petri dishes for plating cultures. When we're done we just autoclave them and throw them away.

2006-12-19 13:40:31 · answer #2 · answered by dtbrantner 4 · 0 0

Glass is reusable because it can be autoclave sterilized, and is therefore often more economical. Some labs do use plastic (my lab does) but we throw all culture vessels away after one use.

2006-12-19 14:24:27 · answer #3 · answered by panda_glam 2 · 0 0

In order to 'clean' culture dishes, they are put into an autoclave. This uses high heat, high pressure. Plastic just can't take it.

2006-12-19 13:37:53 · answer #4 · answered by words_smith_4u 6 · 0 0

I agree with previous. Also, glass is more inert. Growing cultures can interact with plastics, altering their responses.

2006-12-19 13:40:57 · answer #5 · answered by Lorenzo Steed 7 · 1 0

for culturing and to get a pure culture the container used should be clean and sterilized .....for sterilizatiion heat is used such as autoclaving and hot air ovens ...platics cannot withstand heat.....so glass plates or tubes are used......glass allows us to view the growth of microorganisms...........

2006-12-20 07:35:29 · answer #6 · answered by vimalin j 2 · 1 0

sterilisation is important for culturing.the glassware can sterilise by heating but not the plastic

2006-12-20 08:53:33 · answer #7 · answered by pushpa 2 · 1 0

I have no idea. But it would seem to me that since plastic is more pourous, you wouldn't want to use it - risking it absorbing anything.

2006-12-19 13:43:02 · answer #8 · answered by John K 3 · 0 1

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