condition mean min max 12pM Fe 16.332825 15.030850000000001 17.6348 58pM Fe 17.90150714285714 14.737414285714285 21.0656 233pM Fe 7.87444 7.87444 7.87444 1160pM Fe 13.270905595238094 7.747168333333333 18.794642857142858 Dark 24.309535666666665 22.828771333333332 25.7903 Light 22.93118923076923 22.93118923076923 22.93118923076923 Phloroglucinol 32.5376 32.5376 32.5376