identified nuclides Na 22, 6.44E04 +/- 1.7E04Bq, 1/2 peaks ( 169) Ir194, 1.59E04 +/- 4.7E04Bq, 1/3 peaks ( 110) very uncertain 1),3) Ir192, 1.48E03 +/- 4.4E03Bq, 1/5 peaks ( 110) very uncertain 1),3) Np237, 5.75E03 +/- 1.7E04Bq, 1/2 peaks ( 110) very uncertain 1),2),3) Eu152, 7.79E03 +/- 2.3E04Bq, 1/7 peaks ( 110) very uncertain 1),2),3) U 238, 1.53E06 +/- 1.5E06Bq, 1/2 peaks ( 323) very uncertain 3),5) Pu239, 3.63E08 +/- 1.1E09Bq, 1/5 peaks ( 110) very uncertain 1),2),3),5) 1) Responsible peak is assigned to more than one nuclide. Try longer measurement time to eventually find more peaks. 2) Responsible peak fits bad to library energy. Try to recalibrate and repeat measurement. 3) Responsible peak has very low statistics. Try longer measurement time to confirm. 5) Another significant peak is expected to be found. Try longer measurement time to eventually find more peaks. *** nuclides not found *** Ba133, <4.E03Bq Bg100, <1.2E03Bq Bi207, <1.E04Bq Ce139, <6.7E03Bq Co 57, <2.7E03Bq Co 60, <3.5E04Bq Cs137, <2.8E03Bq Ga 67, <1.5E04Bq I 123, <4.6E03Bq I 131, <3.E03Bq In111, <3.2E03Bq K 40, <2.2E04Bq Mn 54, <3.9E03Bq Pd103, <1.1E07Bq Pu241, <9.2E08Bq Ra226, <6.2E03Bq Se 75, <3.6E03Bq Sn113, <2.6E03Bq Tc 99, <4.1E03Bq Th228, <6.E03Bq Th232, <6.E03Bq Ti 44, <1.7E04Bq Tl201, <5.7E04Bq U 233, <1.8E03Bq U 235, <1.1E04Bq Y 88, <2.E03Bq Zn 65, <9.5E03Bq peaks not assigned: Energy FWHM(keV) peak area area error