共找到 150 條與 核素活性 相關(guān)的標準，共 10 頁
This International Standard establishes methods for performance testing, calibration and usage of Nal (TI) detector systems for the measurement
Nuclear instrumentation - Thallium activated sodium iodide detector systems for assay of radionuclides - Calibration and usage
Technical Specification of Measurement Assurance Prgram for Activity of Redionuclides
Zpracovatel a oborové normaliza?ní st?edisko: ?stav pro v?zkum, v?robu a vyu?ití radioisotop?, Praha, I?O 00 1554 — Ing. M. He?t, RNDr. D. Brabec
Aetivity measurement of radionuclides with liquid-scintillation counting systems.
Equipment for measuring specific activity of gamma-emitting radionuclides in foodstuffs
Drinking water. Gamma-spectrometric method for determination of specific activity of radionuclides radon-222
Verification Scheme of Measuring Instruments for Activity of Medical Radionuclide
Active element detection
In 2000, the U.S. Environmental Protection Agency (USEPA) promulgated a revised final regulation for radionuclides in drinking water. This Rule
Evaluation of Variability in Radionuclide Measurements for the Radionuclide Rule
Coals and their processing products. Determination of the specific activity of natural radionuclides
This standard establishes methods for performance testing, calibration, and usage of thallium-activated sodium iodide [NaI(Tl)] detector systems
Calibration and Usage of Thallium-Activated Sodium Iodide Detector Systems for Assay of Radionuclides
In 2000, the U.S. Environmental Protection Agency (USEPA) promulgated a revised final regulation for radionuclides in drinking water. This rule
Evaluation of Variability in Radionuclide Measurements for the Radionuclide Rule
Measuring instruments of radionuclide specific activity. General technical requirements and test methods
本標準規(guī)定了可免于輻射防護監(jiān)管的物料中放射性核素活度濃度（以下簡稱免管濃度）。 本標準適用于大批量（大于1噸）物料的生產(chǎn)操作、貿(mào)易、填埋或再循環(huán)等活動，但不適用于下列情況： ——食品、飲水、動物飼料和任何用于食品或動物飼料的物質(zhì)； ——空氣中的氡（空氣中氡濃度的優(yōu)化行動水平見GB
Activity concentration for material not requiring radiological regulation
This powerpoint presentation presents a study on the dependence of the gross-alpha particle activity on naturally- occurring alpha emitters. Topics
The Contribution of Naturally Occurring Radionuclides to the Gross Alpha-Particle Activity of Groundwater Samples
本標準規(guī)定了用于測量食品中伽馬射線發(fā)射放射性核素比活度的設(shè)備的技術(shù)要求
Equipment for measuring specific activity of gamma-emitting radionuclides in foodstuffs
