condition mean min max 12pM Fe 38.88805 36.0732 41.7029 58pM Fe 29.915792857142854 27.495185714285714 32.3364 233pM Fe 20.399 20.399 20.399 1160pM Fe 19.98824970238095 10.995570833333334 28.98092857142857 Dark 12.598932999999999 11.7915 13.406366 Light 12.250861538461539 12.250861538461539 12.250861538461539 Phloroglucinol 127.009 127.009 127.009