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 41939-2022
Rubber—Determination of magnesium content by atomic absorption spectrometry
GB/T 19203-2003
Determination of calcium,magnesium andsulphur content for compound fertilizer
GB/T 5195.14-2017
Fluorspar—Determination of magnesium content—Flame atomic absorption spectrometry
GB/T 39144-2020
Test method for magnesium content in gallium nitride materials—Secondary ion mass spectrometry
GB/T 1511-2016
Manganese ores—Determination of calcium and magnesium contents—EDTA titrimetric method
GB/T 24221-2009
Chromium ores - Determination of calcium and magnesium contents - EDTA titrimetric method
GB/T 6730.74-2017
Iron ores-Determination of magnesium content-Flame atomic absorption spectrometric method
NY/T 4076-2022
Determination of calcium, magnesium and sulphur in organic fertilizer
NY/T 2272-2012
GB/T 39719-2020
Field and concentrated natural rubber latices—Determination of magnesium content—Cyanide-free titrimetric method
GB/T 12496.21-1999
Test methods of wooden activated carbon--Determination of calcium and magnesium content
GB/T 223.87-2018
Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method
NY/T 1389-2007
Natural Rubber Latex Determination of Free Calcium and Magnesium Content
NY/T 1117-2010
GB/T 6730.13-2007
Iron ores - Determination of calcium and magnesium content - EGTA-CyDTA titrimetric method
GB/T 9695.21-2008
Meat and meat products—Determination of magnesium
GB/T 1513-2006
Manganese ores - Determination of calcium and magnesium contents -Flame atomic absorption spectrometric method
JC/T 2336-2015
Determination of silicon,potassium,sodium,calcium,magnesium and iron content in carbon fiber