The Vespiary

The Hive => Chemicals & Equipment => Topic started by: demorol on July 13, 2002, 07:24:00 PM

Title: Construction of a low cost pH meter
Post by: demorol on July 13, 2002, 07:24:00 PM

Another useful link for constructing electronic pH meter.

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

And make yourself some pH electrodes

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

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Life without chemistry would be a mistake.

Title: calibrating the meter
Post by: acid_egg on July 13, 2002, 11:01:00 PM

http://www.lce.org/equipment/phmeter/phuse/phread.html (http://www.lce.org/equipment/phmeter/phuse/phread.html)

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(rated as:eggsellent)

Title: $30-$50 bucks for a submersable digital that will ...
Post by: GOD 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.

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i FEEL funny.

Title: Excellent link
Post by: SQUIDIPPY on July 13, 2002, 11:36:00 PM

Excellent link(s)!

SWiSD will begin immediatly.

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

Title: look into mushroom growing
Post by: SaintCyril 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

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