PROCEDURES Gamna ray spectrum and arrowroot samtples were Hawaii . in Honolulu without The analysis performed Edible range covered encountered in these (Al 1 errors referenced Following gamma was was often was performed ated with analyzed NaI(Tl) zero in this for ‘]OSr. to composite Due Pacific are beta were and counted analyzer confidence ashed amount adjacent counter. is approximately grou~d is approxim.inely 2 sigma from were Laboratory At the concentrations to the small samples pandanus, Operations multi-channe-l error the samples on a low background this procedure crystal to two MeV. section analysis on all cocorut, of the samples the counting samples, spectrum necessary was analysis at the SWRHL portions dry ng on a 4- by 4-inch spectra” residue and strontium The ten percent and system. of ~]7Cs ten percent. level.) the inorganic of a>h produced, locatiorls. analytical it Counting error at the l~vels associ- of 90Sr encountered. All tritium Tritim was from coconut this and plutonium determined milk procedure analyses by liquid and from were scintillation selected is 0.4 pCi/ml for performed soil five at SMRHL, counting samples. Las Vegas, of the water The minimum Nevada. recovered sensitivity for