Robert, Edmund Scientific's in New Jersey has one for ~$60, but don't know how good it is (usual disclaimers). www.edsci.com Search using: ph testers. Andy Barnhart quark@erols.com Robert Farr wrote: > Hello, All. > > Sorry to bring this up again but I'm still trying to find the perfect solution > to test my hot sauces to make sure they're shelf stable (preferably around > pH 4.0). > > I just talked to a genetleman at a scientific supply company, who told me I > needed to buy a digital pH meter (cost: $85.00, plus shipping). > > The salesman explained that the meter was quite precise (in .1 increments > which is good), and that pH test paper (even paper for home brewing) > would give me color readouts. Since my sauces come in green, red, orange, > and yellow, he thought the color of the sauces would interfere with the color > readout on the pH test paper (which only comes, he said, in .3 increments). > > Does all of this make sense? And is there any other option?? > > I'd hate to spend 90 bucks only to find out there was a better, cheaper way. > > Help!! > > TIA, > > Robert. > > P.S. Jim, Judith, and others who sell to the public, I'd especially be > interested in your take on this.