Technical Manual, 20th Edition: Methods and Appendices

10% EDTA prepared by dissolving 2 g of disodium ethylenediamine tetraacetic acid (Na 2 EDTA) in 20 mL of distilled or deionized water. 0.1 M glycine-HCl buffer (pH 1.5) prepared by diluting 0.75 g of glycine to 100 mL with isotonic (unbuffered) saline. ................
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