Addressed items discussed in negative ballot (persuasive). Added keyword section and removed duplicative sections. Re-numbered sections so that they are consistent with presentation given in Blue Book. Added some additional text in Section 4 Method Summary. Modified wording in Section 9 Precautions.
KeywordsAmpoules; Bichromatic instrument; Boiler feedwater; Color comparator method; Colorimetric analysis--water; Dissolved oxygen (DO); Glass ampoules; Instrumental measurement--water; Rhodazine D; Steam; Steam condensate; Total oxygen demand (TOD);