condition mean min max 12pM Fe 253.11225000000002 243.275 262.9495 58pM Fe 180.1477857142857 162.771 197.52457142857142 233pM Fe 145.00900000000001 145.00900000000001 145.00900000000001 1160pM Fe 107.31001488095238 92.31645833333333 122.30357142857143 Dark 87.70921 64.2627 111.15572 Light 81.46564615384615 81.46564615384615 81.46564615384615 Phloroglucinol 132.73323333333335 132.73323333333335 132.73323333333335