Home > Cart Remove item Thumbnail image Product Price Quantity Subtotal × Bluelab Conductivity Pen (EC or ppm) $140.95 Bluelab Conductivity Pen (EC or ppm) quantity $140.95 Update cart Cart totals Subtotal $140.95 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%) $7.05 PST (7%) $9.87 Total $157.87 Proceed to checkout