HS/T 77-2023
YB/T 4909.3-2021
Analytical method of calcium-based desulfurizer for steelmaking hot metal pretreatment-Part 3:Determination of sulfur content-Combustion iodometric method
YS/T 1603.3-2023
YB/T 4909.2-2021
Analytical method of calcium-based desulfurizer for steelmaking hot metal pretreatment-Part 2:Determination of calcium fluoride content-Distillation-zirconate titrimetric method
YB/T 4909.1-2021
Analytical method of calcium-based desulfurizer for steelmaking hot metal pretreatment-Part 1:Determination of silicon dioxide content-Perchloric acid dehydration gravimetric method
YB/T 4909.4-2021
Analytical method of calcium-based desulfurizer for steelmaking hot metal pretreatment-Part 4:Determination of active calcium oxide content-EDTA complexometric titration and acid base titration method
YB/T 6284-2024
YS/T 1472.4-2021
T/CSTM 00532-2023
T/CSTM 00531-2023
YB/T 5313-2016
Calcium silicon alloy—Determination of calcium content—EDTA titrimetric method
GB/T 43274-2023
Mineral soil amendments—Determination of total calcium and magnesium content
GB/T 8943.4-2008
Paper,boaed and pulp - Determination of calcium and magnesium
GB/T 19203-2003
Determination of calcium,magnesium andsulphur content for compound fertilizer
GB/T 31266-2014
Determination of chloral content for superphosphorate
DB23/T 2963-2021
GB/T 24221-2009
Chromium ores - Determination of calcium and magnesium contents - EDTA titrimetric method
DB43/T 1658-2019
YB/T 4809-2020
SH/T 0368-1992