39:04 a Flow diagram for automated analysis ol methenamine and methenamlne mandelate ... 2.03A COLORIMETER RECORDER U mn Tubular f/c 570 mn Filters To Sampler II Mash -*agt;- Receptacle ... 39.140 Analytical System See Fig. ... in 400 mL beaker, add main soln from first separator, cover with inverted watch glass on glass rods, and evap. to ca 50 mL. ... Either use aq. soln from (b), or weigh portion of sample contg 0.1-0.14 g methylene blue into 150 mL beaker, add ca 50anbsp;...
Title | : | Official Methods of Analysis |
Author | : | Association of Official Analytical Chemists |
Publisher | : | - 1980 |
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