Irrometer Tensiometer Fluid (6 oz.) Pinit $20.75 Quantity discounts available QuantityPrice SKU: IG18005 Retail Price This item is IN STOCK Quantity -+ Add to Cart Details 1 oz. bottle of concentrated dye for coloring water. To prepare IRROMETER Field Solution: Add a capful of this concentrate to 1 gallon of distilled wa... Details Back Details1 oz. bottle of concentrated dye for coloring water. To prepare IRROMETER Field Solution: Add a capful of this concentrate to 1 gallon of distilled water in a clean container. Fill IRROMETER with Field Solution as recommended (See Reference Book)Harmless to roots and skin