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y <br /> x <br /> w. <br /> I "total organic Halide Analyzer (TOX) --oohrman Model DX-20A <br /> equipped with purgeable assembly (PDX) and printer. <br /> 1 Infrared Spaatxophotometar--Horiba Model OCMA-220 <br /> Metals and other Inorganic Analysas <br /> 1 Inductively Coupled Plasma spectrophotometer--Perkin-Elmer <br /> ' Plasma 40 Sequential ICP equipped with random access auto <br /> sampler and IBM PC XT computer and software control package. <br /> E <br /> i rr <br /> ' 2 Atomic Absorption Spectrophotometers--Perkin-Elmer 403 AA <br /> Spectrophotometer equipped with flame and graphite furnace. <br /> --Perkin-Elmer 2830 AA spectrophotometer equipped with flame <br /> system and gaseous hydride system. <br /> i <br /> 1 Ion Chxomatograpby--Oionex 4000i for anion analysis. <br /> i <br /> Well Equipped Wet Chemistry Laboratory <br /> Bioassays--A temperature controlled room is maintained for 1 <br /> conducting bioassays. Three-spined sticklebacks, rainbow <br /> trout, and fathead minnows are kept in stock. Other species <br /> can be obtained on request. <br /> MicroscoPp/Microbiology--Three microscopes, including <br /> dissecting, polarized light, and standard light microscopes. <br /> Used for microbiology, asbestos, sediment size, and particle <br /> distribution analyses, as well as studies of benthic <br /> macro invertibrates. Sequoia stocks a wide variety of culture <br /> media used to determine the presence of microbiological <br /> contaminants, including Coliforms, Streptococci, Pseudomonas, <br /> salmonella, Staphylococcus, Giardia, fungi, and molds. Other <br /> species determinations are available on request. <br /> 1 <br />