HB/Z 5088.1-1999
HB/Z 5089.3-2004
Methods for analysis of plating black nickel solutions-Part 3:Continual determination of nickel sulfate and zinc sulfate content by EDTA compleximetric method
HB/Z 5089.2-2004
Methods for analysis of plating black nickel solutions-Part 2:Continual determination of nickel sulfate and zinc sulfate content by magnesium sulfate back titrimetric EDTA volumetric method
HB/Z 5089.1-2004
Methods for analysis of plating black nickel solutions-Part 1:Determination of ammonium nickel sulfate content by ion selective electrode method
HB/Z 5087.5-2004
Methods for analysis of acid plating copper solutions part 5:Determination of nickel sulfate content by atomic absorption spectrometric method
GB/T 26524-2023
Refined nickel sulfates
YS/T 1569.4-2022
HG/T 4020-2020
HB/Z 5088.2-1999
HG/T 2824-2022
YS/T 1445.5-2021
HG/T 4020-2008
Chemical reagent-Nickel sulfate hexahydrate
HB/Z 5089.4-2004
Methods for analysis of plating black nickel solutions-Part 4:Determination of sodium sulfate content by precipitation titrimetric method
HG/T 6238-2023
HG/T 5919-2021
GB/T 42513.1-2023
Methods for chemical analysis of nickel alloys—Part 1: Determination of chromium content—Potentiometric titration method with ammonium iron(II) sulfate
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
HG/T 5918\uff5e5919-2021
GB/T 39138.1-2020
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1:Determination of gold content—Potentiometric titration using ferrous sulfate
GB/T 26524-2011
Refined nickel sulfates