Free acid
Very good quality for washing buffers or other solutions where no special quality is required.
Buffer reagent according to Good. High buffer capacity at physiological pH-values.
Assay (titr.) | ≥99,5 % |
Water | ≤0,2 % |
pH value (5 % in H2O) | 5,0-6,5 |
Chloride (Cl) | ≤0,05 % |
Sulphate (SO4) | ≤0,05 % |
Sulphated ash | ≤0,1 % |
Heavy metals (as Pb) | ≤0,001 % |