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Table 1 Composition of solutions used in electrophoresis experiments

From: Pyrite surface interaction with selected organic aqueous species under anoxic conditions

Run Molecule Concentration Ionic strength I/mM Fe2+ Particle load/g l-1 NaCl SO3
er-2 Blank -- 5.1 -- 0.50 4.28 0.26
er-3 Fe(II) 0.5 5.2 0.50 0.50 0.83 0.29
er-50 Adenine 0.11 5.0 -- 0.50 4.15 0.26
er-51 Adenine + Fe2+ 0.10 5.0 0.50 0.51 0.65 0.25
er-24 Acetate + Fe2+ 0.50 5.5 0.53 0.51 0.32 0.31
er-29 Alanine + Fe2+ 0.50 5.1 0.50 0.50 0.29 0.26
er-37 Acetate 0.51 5.1 -- 0.50 3.78 0.27
er-38 Alanine 0.50 5.0 -- 0.50 3.76 0.25
er-39 Glycine 0.52 5.0 -- 0.51 3.76 0.25
er-30 Glycine + Fe2+ 0.52 5.3 0.50 0.51 0.53 0.24
er-52 L-Serine 0.12 5.0 -- 0.50 4.15 0.25
er-6 Cysteine 0.50 4.9 -- 0.51 2.79 0.37
er-21 Cysteine + Fe2+ 0.50 5.5 0.50 0.52 0.26 0.26
er-23 Ethylamine 0.50 5.0 -- 0.51 3.75 0.26
er-22 Ethylamine + Fe2+ 0.51 5.0 0.50 0.51 0.26 0.25
er-47 D-Ribose 0.11 5.0 -- 0.50 4.14 0.25
er-49 D-Ribose + Fe2+ 0.11 5.0 0.50 0.50 0.67 0.24
er-34 Purine 0.50 5.0 -- 0.51 3.78 0.25
er-41 Purine + Fe2+ 0.50 5.1 0.50 0.50 0.27 0.27
er-26 Cu2+ 0.11 5.1 -- 0.50 4.01 0.25
er-33 Fe2+ 0.11 5.0 0.11 0.51 3.55 0.25
er-32 Carbamide 0.45 5.0 -- 0.52 3.76 0.25
er-40 Carbamide + Fe2+ 0.51 5.0 0.50 0.50 0.25 0.26
er-55 Formamide 0.7a 5.6 -- 0.51 4.15 0.26
er-56 Formamide + Fe2+ 0.7a 5.6 0.50 0.50 0.64 0.25
  1. aTwo drops of formamide were added. SO3 added as Na2SO3, Fe2+ added as Fe(NH4)2(SO4)2 H2O.