$4.00
Used for pH meter calibration / buffering.
Long Weekend Hours
Hydrotech Hydroponics Long Weekend Closures
Our Bullock Drive (Markham) location will be closed :
Saturday, May 19th to Monday, May 21st
Our Kingston Road (Scarborough) location will be closed:
Saturday, May 19th to Monday, May 21st
Stores reopen Tuesday, May 22nd
Featured Products
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Price: $39.95 -
Price: $19.95 -
Price: $3.00