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สหรัฐอเมริกา
APHA
SMWW 7030
Counting Instruments
2023
7
Standard methods for the examination of water and wastewater (543.3 APHA 24th ed. Ref. Treatises&monographs FL2)
Radiochemical analytical instruments operate on the principle that the energy expended by a radiation event is detected and recorded by an instrument suitable for the type of radiation emitted. The counting instruments described below are commonly found in radioanalytical laboratories...