ANALISIS AKTIVITAS JENIS RADIOISOTOP DALAM SAMPEL AIR SUMUR DI DESA SUAI KECAMATAN MALAKA TENGAH KABUPATEN MALAKA

Veronika Hoar Seran, A. Johannes, Bartholomeus Pasangka
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Abstract

ABSTRAK Interval nilai aktivitas jenis massa kandungan radioisotop dalam sampel air sumur di Desa Suai Kecamatan Malaka Tengah Kabupaten Malaka adalah 17,360 x s/d 0,1042. Berdasarkan perhitungan cacah per menit sampel laboratorium, hasil yang didapatkan melebihi ambang batas dosis radiasi yang diperbolehkan untuk persyaratan air minum(permenkes no:492/ menkes/ per/ IV/ 2010) tanggal 19 April 2010 yaitu: β= 2,7 xµCi/gram dan α = 0,27 xµCi/gram yang berasal dari radiasi Beta dan Alpha. Hasil menunjukkan adanya kontaminasi alpha tinggidan kontaminasi beta sedang  di titiksumur 15.2 dengan nilai 17,360 x, kontaminasi alpha sedang dan kontaminasi beta rendah  di titik sumur 1.2,2 - 14, 15.1, 17 - 19, 20.2  dengan nilai 1,31s/d 8,82 serta kontaminasi alpha rendah dan kontaminasi beta rendah di titik sumur  1.1, 16, 20.1 dengan nilai 0,14 s/d 9,96 pada lokasi penelitian tersebut. Kata kunci :Radioisotop, AktivitasJenis Massa, Kontaminasi radioaktivitas ABSTRACT The interval value of radioisotope mass specific activity in well water at Suai village the Middle Malaka Subdistric,Malaka Regency, was 17,360 x  to 0,1042.Based on the counts per minute calculation of laboratory samples,the results obtained exceeds water threshold requirementallowed (permenkes no:492/menkes/per/IV/19April 2010), that is: β= 2,7 xµCi/gram and α = 0,27 xµCi/gram which from Beta and Alpha radiation.The results show a high alphacontaminationand medium Beta contamination at sample point 15.2,with value 17,360 am , the medium alpha contamination and low Beta contamination at samples point 1.2,2-14,15.1,17-19,20.2 with value 1,31s/d 8,82 and also the low alpha contaminationand lowbeta contamination at samples point  1.1, 16, 20.1 with value 0,14to 9,96 for the research location. Keywords:Radioisotope,Mass Specific Activity, Radiosctivity Contamination.
马拉卡县马拉卡登加分区苏艾村井水样本中放射性同位素种类的活度分析
位于苏艾省中部马六甲省的井样本中放射性同位素含量含量的摘要间隔为17.360 x /d . 1042。根据每分钟砍实验室样本计算,得到的结果超出了要求批准的辐射剂量阈值(permenkes饮用水:492 menkes / per / IV / 2010) 2010年4月19日,即:β= 2.7 xµCi /克和α= x 0.27µCi /克的来自贝塔和阿尔法辐射。结果显示alpha测试版tinggidan污染污染和17.360 x值在titiksumur 15。2,阿尔法和贝塔低污染在污染井1 . 2.2 - 14,15点2。1、17 - 19、20 1,31s - d 8.82价值和阿尔法和贝塔污染低污染的水井1。1,16,20 0,14 s - d 9.96的价值的研究地点。关键词:放射性同位素,质量活动,放射性同位素污染放射性放射性扩散扩散到苏艾村中部的Malaka子区,Malaka摄糖,17.360 x到0.1042。每分钟calculation算数》改编自《results实验室样本,获得exceeds水门槛requirementallowed (permenkes 492号menkes / per / IV / 19April 2010),就是:β= 2.7 xµCi /克和α= x 0.27µCi /克来自贝塔和阿尔法辐射的无关紧要。results秀a high alphacontaminationand贝塔contamination at样本点15。2,媒介价值17.360 am,阿尔法媒介contamination和低贝塔contamination at样本点1 . 2,2-14,15 1,17-19,20。2也价值1,31s - d 8.82和阿尔法低contaminationand lowbeta contamination at样本点1。1,16,20)和价值0,14to 9.96 for The research位置。Keywords:放射性同位素,大规模活动,放射性污染。
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