Home > Cart Remove item Thumbnail image Product Price Quantity Subtotal × Grotek TDS 1000ppm Solution $8.95 Grotek TDS 1000ppm Solution quantity $17.90 Update cart Cart totals Subtotal $17.90 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%) $0.90 PST (7%) $1.25 Total $20.05 Proceed to checkout