condition mean min max 12pM Fe 41.3288 24.041 58.6166 58pM Fe 26.184952857142854 10.803005714285714 41.5669 233pM Fe 7.02436 7.02436 7.02436 1160pM Fe 17.76186279761905 5.271154166666666 30.25257142857143 Dark 12.849681666666665 5.40424 20.295123333333333 Light 18.162283846153848 18.162283846153848 18.162283846153848 Phloroglucinol 38.9344 38.9344 38.9344