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Water Testing & Adjusting
Digital pH Meter
•• $89.95
Bluelab PH Pen
•• $179.95
Dutch Treat pH papers
•• $16.95
Alfreds pH Papers
•• $11.95
Future Harvest pH Up
••1L $20.95 ••4L $48.95
Future Harvest pH Down
••1L $21.95 ••4L $49.95
pH Up
••1 gallon $34.95
pH Down
••1 gallon $34.95
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