condition mean min max 12pM Fe 731.8205 478.382 985.259 58pM Fe 907.4280714285715 668.384 1146.472142857143 233pM Fe 1005.056 1005.056 1005.056 1160pM Fe 893.6407678571428 692.8132857142857 1094.46825 Dark 478.18897333333337 476.5579466666667 479.82 Light 245.05862307692308 245.05862307692308 245.05862307692308 Phloroglucinol 746.263 746.263 746.263