Author Topic: Construction of a low cost pH meter  (Read 2065 times)

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demorol

  • Guest
Construction of a low cost pH meter
« on: July 13, 2002, 07:24:00 PM »
Another useful link for constructing electronic pH meter.

http://www.lce.org/equipment/phmeter/phmeter.html



And make yourself some pH electrodes

http://www.lce.org/equipment/phmeter/electrodes.html




Life without chemistry would be a mistake.

acid_egg

  • Guest
calibrating the meter
« Reply #1 on: July 13, 2002, 11:01:00 PM »

GOD

  • Guest
$30-$50 bucks for a submersable digital that will ...
« Reply #2 on: July 13, 2002, 11:31:00 PM »
$30-$50 bucks for a submersable digital that will read to the nearest tenth.  Why fuck around?
remember to pick up some solution to give it a good cleaning every now and then (deposits can form even if its stored correctly with deionized h2o).  Those little buggers will last YEARS if you take care of them properly.

i FEEL funny.

SQUIDIPPY

  • Guest
Excellent link
« Reply #3 on: July 13, 2002, 11:36:00 PM »
Excellent link(s)!

SWiSD will begin immediatly.



Cops;100% chicken,on styrofoam,wrapped in plastic. Just plain old Fowl

SaintCyril

  • Guest
look into mushroom growing
« Reply #4 on: July 14, 2002, 01:44:00 AM »
i won't say where, but an excellent mushroom growing resource company also sells chep ph meters.
cy

So you need a precursor to a pecursor, just to make a precursor