GB/T 38812.1-2020
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
YB/T 4510-2017
Direct reduced iron-Determination of iron(Ⅱ) content-The potassium dichromate titration after decomposition of sample by ferric chloride
YB/T 159.3-1999
Methods for chemical analysis of titanium concentrate(rock minerals)—The potassium dichromate volumetric method for the determination of ferrous oxide content
AWWA ACE99542
Formation of Ammonia and Other Products in Chloraminated Water in the Presence of Ferrous Iron or NOM: Mass and Redox Balances as Tools to Examine Monochloramine Decay Pathways
HG/T 3532-2011
GB/T 11064.1-2024
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 1: Determination of lithium carbonate content—Titration
HG/T 3532-2003
Industrial circulating cooling water-Determination of ferrous sulphide for sludge and corrosion products
GB/T 11064.9-2023
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 9: Determination of sulfate content—Barium sulfate turbidity method
GB/T 11064.2-2023
Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride—Part 2:Determination of lithium hydroxide content—Acid-alkali titrimetric method
DIN 53125
Determining the chloride content in aqueous extracts of paper and board
GB/T 11064.16-2023
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 16: Determination of calcium, magnesium, copper, lead, zinc, nickel, manenases, cadmium, aluminum, iron and sulfate contents—Inductively coupled plasma atomic emission spectrometry