00649nam a2200193Ia 450000500170000000800410001703500090005804100080006708200120007510000220008724501170010925000080022626000440023430000140027849000060029250500970029865000360039570000240043120260808125306.0260808s9999||||xx |||||||||||||| ||und||  a1138  aENG  a543.432  aSnell, Foster Dee 0aColoerimetric methods of analysis (vol-4)bincuring some turbidmetric methods nephelemetric methods (organic II)  a3rd  aNew YorkbD. Van Nostrand Companyc1954  avii + 676  a4  aColorimetry, Analytical methods, Spectrophotometry, Chemical analysis, Quantitative analysis  aChemistrybAnalytical chemistry  aSnell, Cornenlia T.