Home > Cart Remove item Thumbnail image Product Price Quantity Subtotal × Dutch Treat PH Strips $13.95 Dutch Treat PH Strips quantity $27.90 × Grotek TDS 1000ppm Solution $8.95 Grotek TDS 1000ppm Solution quantity $17.90 Update cart Cart totals Subtotal $45.80 Shipping Calculate shipping Country / region: Select a country / region… CanadaUnited States (US) State / County: Select an option… AlbertaBritish ColumbiaManitobaNew BrunswickNewfoundland and LabradorNorthwest TerritoriesNova ScotiaNunavutOntarioPrince Edward IslandQuebecSaskatchewanYukon Territory City: Postcode / ZIP: Update GST (5%) $2.30 PST (7%) $3.20 Total $51.30 Proceed to checkout