Re: Aquatic Plants Digest V5 #422

["Davorin Palijan" <davorin.palijan at os_tel.hr>]

Thank you, Jamie. 
It's actually for the 200 liter tank, so it won't be
a problem to measure so small amount of solution.

Regards, 
Davorin

Jamie wrote:

> 6% solution = 60,000 mg/L
>
> 60,000 mg/L * 0.000001667 L = 0.10002 mg Fe
>
> 0.10002 mg / total volume of 1 L = 0.10002 mg/L Fe
>
> The problem now being, how do you accurately measure 0.001667 ml?
>
> Go the two step route: 1 ml of 6% Fe to 1 L = 60 mg/L, take 1.667 ml of
that 60 mg/L solution and
> dilute to 1 L for 0.1002 mg/L.
>
>