Horiba FluoroMax 3 Shimadzu HPLC Smartchem Chemistry Analyzer (NO3, NH4, PO4, & SiO2) Dionex Ion Chromatograph/HPLC System (x2) with autosampler (Anions & Cations) Perkin Elmer 2400 Series II CHN Elemental Analyzer with autosampler Shimadzu GC-2014 with CTC AOC-5000 autoinjector and 3 detectors (FID, ECD, TCD) Shimadzu TOC-V CSH with TNM-1 and ASI-V Autosampler (DOC & TDN) SEAL AQ2 Discrete Analyzer (NO3 & PO4)