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Re: [APD] hydrogen peroxide dosage



I believe Jerry Baker wrote this email section below:
> Stuart Halliday wrote:
>> So that's 15ml per 30L or 4.5ml per 100L with 3% peroxide.
>> So the Aquariumwiki page is valid?
>> http://www.theaquariumwiki.com/Hydrogen_peroxide
> 
> It's about 50 ml per 100 liters to get 15 mg/L. Calculation follows:

> The density of 3% H2O2 is about 1,015g/L.

ok.

> Thus, 15mL is 15.22 mg,

Ok got that. 1015g * 0.015L = 15.22mg.

> 3% of which is H2O2 (457 mg).

Huh?
3% of 15.22mg is 457mg? Sorry but how?
You've just lost me Jerry.

-- 
Stuart Halliday
http://mytriops.com/
200 Million years in the making...
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