Does heat destroy H2O2? - Mushroom Cultivation

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stefan
work in progress

Registered: 04/11/01
Posts: 8,932
Loc: The Netherlands
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Does heat destroy H2O2?

#644173 - 05/24/02 10:39 PM (22 years, 8 months ago)

will H2O2 be destroyed when pressure cooked or microwaved?

tx

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francisco
Richman Sporeman

Registered: 01/15/02
Posts: 133
Loc: USA
Last seen: 6 years, 5 months

Re: Does heat destroy H2O2?

[Re: stefan]
#644249 - 05/25/02 01:39 AM (22 years, 8 months ago)

Yes to both.around 140 F it becomes unstable.

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Well...Maybe just a little.

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stefan
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Registered: 04/11/01
Posts: 8,932
Loc: The Netherlands
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Re: Does heat destroy H2O2?

[Re: francisco]
#644260 - 05/25/02 02:28 AM (22 years, 8 months ago)

thanks. But how do I make peroxide agar then? add the H2O2 when the agar is still fluid but cooled down a little?

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Seuss
Error: divide byzero

Registered: 04/27/01
Posts: 23,480
Loc: Caribbean
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Re: Does heat destroy H2O2?

[Re: stefan]
#644331 - 05/25/02 04:33 AM (22 years, 8 months ago)

> add the H2O2 when the agar is still fluid but cooled down a little?

Yes. Once the agar solution has cooled, but before it sets, add the h2o2 and swirl it around to mix it in.

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Just another spore in the wind.

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stefan
work in progress

Registered: 04/11/01
Posts: 8,932
Loc: The Netherlands
Last seen: 10 days, 4 hours

Re: Does heat destroy H2O2?

[Re: stefan]
#644355 - 05/25/02 05:29 AM (22 years, 8 months ago)

thanks!

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Zen Peddler

Registered: 06/18/01
Posts: 6,379
Loc: orbit

Re: Does heat destroy H2O2?

[Re: Seuss]
#645263 - 05/25/02 08:05 PM (22 years, 8 months ago)

Dimitri tells me that a good level is around 10ccs of h202 per 500ml of agar

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Mushrooms, Mycology and Psychedelics > Mushroom Cultivation

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