Measurements: Nitrogen, phosphate and potassium x 50 times each
Number of pieces: 1 set
Set Contents: 30 mL tube, 3 10 mL test tubes, color chart (N-P-K), pipette, reagent tablet (Nitrogen, Phosphate and Potassium x 50 each, Extraction x 100), 2 test tube protective sleeves, Instruction Manual