"DELIVERS TOTAL ITROGEN DETERMINATION FROM LOW PPB LEVELS TO 17%. RESULTS WITHIN ONE MINUTE FOR GAS AND LIQUID SAMPLES, AND ONE TO FIFTEEN FOR SOLID SAMPLES. FAST, CLEAN, INTERFERANCE-FREE METHOD OF DETERMONING TOTAL BOUND NITROGEN IN A VARIETY OF MATRICES. FOR SULFER ANALYSIS PROVIDES DETERMINATION FOR RANGE OF LOW PPB TO 40% WITHIN MINUTES PROVIDES MORE STABLE THAN COULOMETRIC METHODS AND MORE SENSITIVE THAN X-RAY, WITHOUT MATRIX SENSITIVITY PROBLEMS."