Search Results for the EPA National Library Catalog

Items Found: 31

Showing: Items 1 - 31

Your Search: (SUBJECT=Colorimetry)


Select Item Title Year Published
Colorimetric and potentiometric determination of pH. Outline of electrometric titrations, 1931
Colorimetric Determination of Dieldrin and Its Application to Animal Fat. 1960
Colorimetric methods of analysis, including some turbidimetric and nephelometric methods, 1948
Comparison of wet chemical and instrumental methods for measuring airborne sulfate / 1976
Correlation of remote and wet chemical sampling techniques for hydrogen fluoride from gypsum ponds 1981
Determining tetrafluoroborates : an evaluation of the fluoroborate anion selective electrode / 1976
Direct reading colorimetric indicator tubes manual. 1976
Eastern Lake survey, phase I : analytical methods manual. 1986
Evaluation of a continuous colorimetric method for measurement of nitrogen dioxide in ambient air / 1975
Field Operations Guide for Automatic Air Monitoring Equipment. 1971
Field screening method for perchlorate in water and soil / 2004
I. The influence of age and temperature on the potency of diphtheria antitoxin, by John F. Anderson. II. An organism (Pseudomonas protea) isolated from water, agglutinated by the serum of typhoid fever patients, by W. H. Frost. III. Some considerations on colorimetry, and a new colorimeter, IV. A gas generator, in four forms, for laboratory and technical use, by Norman Roberts. 1910
Investigation of improved procedures for measurement of mill effluent and receiving water color. 1971
Leaking underground storage tanks and health : understanding health risks from petroleum contamination. 1992
Lithium and Thorium Content in Yellow Podzolic Soils (Soderzhanie Litiya i Toriya v Zheltozemno-Podzolistykh Pochvakh). 1970
Measurement techniques for inorganic trace materials in control system streams / 1976
Method 1686 : nitrate/nitrite-N in water and biosolids by manual colorimetry. 2001
Method 1687 : total Kjeldahl nitrogen in water and biosolids by automated colorimetry with preliminary distillation/digestion. 2001
Method 1688 : total Kjeldahl nitrogen in water and biosolids by automated colorimetry with preliminary semi-automatic digestion. 2001
Method 1690 : ammonia-N in water and biosolids by automated colorimetry with preliminary distillation. 2001
Method 245.7 : mercury in water by cold vapor atomic fluorescence spectrometry : draft. 2001
Methods for the determination of chemical substances in marine and estuarine environmental matrices / 1997
National surface water survey : eastern lake survey (phase I - synoptic chemistry) analytical methods manual / 1986
Reprints of EPA methods for chemical analysis under the information collection rule / 1996
Selected methods for detecting and tracing hazardous materials spills / 1979
Standard Operating Procedure for the Field Analysis of Lead in Dust Collected by Vacuum and on Wipes by Ultrasonic, Acid Digestion, and Colorimetric Measurement. 1998
Thermochemical Investigation of Dimethylmercury in Aqueous and Nonaqueous Solutions. 1973
Ultraviolet and visible absorption spectra / 1956
Update of procedures for the measurement of color in pulp mill wastewaters 2000
USEPA method study 7, analyses for trace elements in water by atomic absorption spectroscopy (direct aspiration) and colorimetry / 1986
Wastewater sampling, transfer and conditioning system / 1976

Save, Print or Email Selected Records