20242739-T-491
Fine bubble technology—Evaluation method for determining gas content in fine bubble dispersions in water—Part 2: Hydrogen content
DB53/T 747-2016
T/TGIC 006-2024
GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 6730.42-2017(\u82f1\u6587\u7248)
铁矿石 铅含量的测定 双硫腙分光光度法
T/CNIA 0060-2020
GB/T 33046-2016(\u82f1\u6587\u7248)
橡胶制品 钴含量的测定 原子吸收光谱法
GB/T 6730.8-2016(\u82f1\u6587\u7248)
铁矿石 亚铁含量的测定 重铬酸钾滴定法
GB/T 11060.1-2023
Natural gas—Determination of sulfur compound—Part 1: Determination of hydrogen sulfide content by iodometric titration method
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
GB/T 24583.5-2019(\u82f1\u6587\u7248)
钒氮合金 磷含量的测定 铋磷钼蓝分光光度法
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 6730.38-2017(\u82f1\u6587\u7248)
铁矿石 钴含量的测定 亚硝基-R盐分光光度法
GB/T 11060.2-2023
Natural gas—Determination of sulfur compound—Part 2: Determination of hydrogen sulfide content by methylene blue method
GB/T 11060.13-2023
Natural gas—Determination of sulfur compound—Part 13:Determination of hydrogen sulfide content by ultraviolet absorption method
T/CNIA 0016-2019
GB/T 40704-2021
Natural gas—Determination of odorant tetrahydrothiophene—On-line sampling gas chromatography method
GB/T 223.82-2018
Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas
GB/T 11060.12-2023
Natural gas—Determination of sulfur compound—Part 12: Determination of hydrogen sulfide content by laser absorption spectroscopy
GB/T 11060.6-2011
Natural gas—Determination of sulfur compounds—Part 6:Determination of hydrogen sulfide,mercaptan sulfur and carbonyl sulfide sulfur by potentiometry