GB/T 17419-2018
Foliar fertilizer with organic matter
NY/T 1976-2010
DB12/T 961-2020
DB1301/T 501-2024
GB/T 19143-2017
Analytical method of element for carbon,hydrogen,oxygen and nitrogen in rock organics
DB23/T 3086-2022
SF/Z JD0107019-2018
Organic mass spectrometry identification guidelines in forensic toxicology
NY/T 2876-2015
JY/T 003-1996
General principles for organic mass spectrometry
DB14/T 2897-2023
DB14/T 2754-2023
HJ 761-2015
DB22/T 2243-2015
HJ761-2015
DB23/T 3626-2023
DB50/T 1449-2023
SY/T 5121-2021
Methods for infrared spectrometric analysis of organic matter and crude oil in rocks
SY/T 7662-2022
CJ/T 96-1999
Municipal domestic refuse—Determination of organic matter—Ignition method
SY/T 5122-1999