32017R1490
HG/T 6132-2022
HB/Z 5107.15-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 15:Continual determination of manganese sulfate and magnesium sulfate content in potassium bichromate and magnesium sulfate oxidation solutin by EDTA volumetric method
HB/Z 5107.10-2004
Methods for analysis of chemical oxidation xolution for magnesium alloy-Part 10:Continual determination of manganese sulfate and magnesium sulfate content in sodium bichromate and magnesium sulfate oxidation solution by EDTA volumetric method
GB/T 8654.1-2007
Manganese metal, ferromanganese - silicon, ferromanganese and nitrogen - bearing ferromanganese - Determination of iron content - The ortho - phenanthrdine spectrophotometric method and the titanium trichloride - potassium dichromate titrimetric method
HB/Z 5107.14-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 14:Determination of ammonia sulfate content in potassium bichromate and magnesium sulfate oxidation solution by potentiometric method
HB/Z 5107.12-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 12:Determination of potassium bichromate content in potassium bichromate and magnesium sulfate oxidation solution by potentiometric method
HB/Z 5107.11-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 11:Determination of sodium bichromate content in sodium bichromate and magnesium sulfate oxidation solution by potentiometric method
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