Remove item Thumbnail image Product Price Quantity Subtotal × 250ml Calibration Solution pH 4 - Soil Test - Plant Crop and Garden - Nutrifield $32.50 Quantity 250ml Calibration Solution pH 4 - Soil Test - Plant Crop and Garden - Nutrifield quantity $32.50 Coupon: Apply coupon Update cart Empty cart Cart totals Subtotal $32.50 Shipping Enter your address to view shipping options. Calculate shipping Country / region: Select a country / region… Australia State / County: Select an option… Australian Capital TerritoryNew South WalesNorthern TerritoryQueenslandSouth AustraliaTasmaniaVictoriaWestern Australia City: Postcode / ZIP: Update Total $32.50 (includes $2.95 GST) Pay with Proceed to checkout