Quote:
Originally Posted by wags999
QSI has a date code on the bottom of the tube. First 2 digits are the year, the last 3 numbers are the day of the year. This is the mfg code, it has a shelf life of 24 months.
You can also get QSI Quad at Ace Hardware.
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Plus at ACE you stand a much better chance of getting someone that knows something........at least in our town.