GB/T 6730.47-2017(\u82f1\u6587\u7248)
铁矿石 铌含量的测定 氯代磺酚S分光光度法
GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
GB/T 36084-2018(\u82f1\u6587\u7248)
纳米技术 水溶液中铜、锰、铬离子含量的测定 紫外-可见分光光度法
GB/T 13748.21-2009(\u82f1\u6587\u7248)
镁及镁合金化学分析方法 第21部分:光电直读原子发射光谱分析方法测定元素含量
T/CAQI 289-2022
DB22/T 322-2002
GB/T 8152.17-2023(\u82f1\u6587\u7248)
铅精矿化学分析方法 第17部分:铝、镁、铁、铜、锌、镉、砷、锑、铋、钙含量的测定 电感耦合等离子体原子发射光谱法
GB/T 3653.3-2023
Ferroboron—Determination of silicon content—Perchloric acid dehydration-gravimetric method
T/LNWTA 009-2021
GB/T 23835.6-2009
Lithium perchlorate anhydrous - Part 6: Determination of chlorate content
GB/T 23835.2-2009
Lithium perchlorate anhydrous - Part 2: Determination of lithium perchlorate anhydrous content
GB/T 4702.2-2008
Chromium metal - Determination of silicon content - The perchloric acid gravimetric method
GB/T 1509-2016
Manganese ores—Determination of silicon content—Perchloric acid dehydration gravimetric method
GB/T 23835.12-2009
Lithium perchlorate anhydrous - Part 12: Determination of total nitrogen content
GB/T 23835.11-2009
Lithium perchlorate anhydrous - Part 11: Determination of lead content
GB/T 23835.10-2009
Lithium perchlorate anhydrous - Part 10: Determination of iron content
GB/T 23835.9-2009
Lithium perchlorate anhydrous - Part 9: Determination of calcium content
GB/T 20614-2006
Fireworks and firecrackers - Determination of perchlorates content in pyrotechnic composition
GB/T 14679-1993
Air quality--Determination of ammonia--Sodium salicylate-sodium hypochlorite spectrophotometric method
HJ 534-2009