Homebrew PCBs

Kerry, since you are in NZ - 1 Litre, 35%, $25, and $5 Courier
http://www.trademe.co.nz/motors/car-parts-accessories/oil-additives/auction-616226654.htm

$30 NZ doesn't sound too bad to me.

(To the international readers, that's about $24 USD)



On 17/07/13 18:40, Kerry Koppert wrote:
>
> I live in a small largely agricultural country any chemical is difficult
> to obtain (unless it has a household or agricultural use). I'd like to
> try hydrochloric acid and hydrogen peroxide as an etchant and I can buy
> HCl in the hardware store (for cleaning concrete) but H2O2 is a little
> more difficult $25 / litre for 35% plus hazardous goods freight from
> 300Km away.
>



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