Description Check for presence and concentration of Ketones in Urine with these test strips. Fast and convenient testing. Box of 100 Ketone Test Strips provide an accurate and quick way to detect ketosis in cattle and sheep. When ketosis is present, strips turn purple after contact with a urine sample. A range of shades gives a semi-quantitative result in about 40 seconds. Instructions included. J630K 599 Expected Shelf Life; 90 days after opened Related Items; 5029 Keto Sticks Test Strips 1182-042 Keto-Gel updated November 2025