The standard refractometer has a scale calibrated for a single type
of antifreeze solution. The digital version though can be used for
all types of antifreeze. Check with Mesco. They were a lot of help
when I added data on refractometers to chapter 7 of the Sprinkler
Handbook.
Roland
On Oct 10, 2007, at 4:22 PM, Tom Duross wrote:
I can't seem to find anyone
that makes one to test glycol (both types) and glycerin, I need one
for
glycerin for this job.
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