It would be curious to see if someone in the US buys it and it's not confiscated. Technically you would be attempting to purchase drug making chemicals a felony, never mind that we would not be using it for that purpose. I just looked at the DEA chemical list, it includes items such as; Iodine including Tincture of Iodine Sulfuric Acid Formic Acid Hydrochloric Acid Magnesium Lithium Sodium Acetone Phosphorus Potassium Permanganate, as a kid I remember that was one of the items in my chemistry kit. This is ridiculous, I'm surprised they didn't include chocolate syrup, it's best to let people buy the more innocuous items and monitor the quantity bought, if they buy a lot then it's time for a visit and possibly arrest the perps. Some of these items can be bought at hardware stores. On a more serious note, one could buy or make something like copper ink, put it in the holes, bake it, then plate the board with either copper or tin. The important thing is that the inside of the whole has a layer of conductor to plate to. At 10:15 AM 2/20/2014, you wrote: > > > >There is 1 listing on ebay from Japan. < >http://www.ebay.com/itm/Calcium-Hypophosphite-Reagent-500g-/331097227365?pt=LH_DefaultDomain_0&hash=item4d16eec065 > > > >At 11:14 PM 2/17/2014, you wrote: > >>This process has been posted before and unfortunately the critical >>ingredient of calcium hypophosphite is on the DEA's List I of >>controlled substances used to make illegal drugs and is near >>impossible to get in the US. >> >>Craig -- Cecil - k5nwa < http://thepartsplace.k5nwa.com/ > < http://www.softrockradio.org/ > Never take life seriously. Nobody gets out alive anyway.
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Re: [Homebrew_PCBs] RE: diy through hole activator
2014-02-20 by Cecil Bayona
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