GB/T 13885-2017
Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc in feeds—Method using atomic absorption spectrometry
DB37/T 2741-2015
GB/T 13885-2003
Animal feeding stuffs—Determination of thecontents of calcium,copper,iron,magnesium,manganese,potassium,sodium and zinc—Method using atomic absorption spectrometry
ASTM B712-93(2006)
Standard Guide for Determination of Sodium and Potassium Content For Silver-Cadmium Oxide Contact Materials
ASTM B712-93(1999)
Standard Guide for Determination of Sodium and Potassium Content For Silver-Cadmium Oxide Contact Materials
GB/T 14640-2017
Determination of potassium and sodium in water for industrial circulating cooling system and boiler
GB/T 14949.7-2024
Manganese ores—Determination of sodium and potassium content—Flame atomic absorption spectrometric method
MT/T 1074-2007
GB/T 23835.8-2009
Lithium perchlorate anhydrous - Part 8: Determination of potassium and sodium content
JC/T 2336-2015
Determination of silicon,potassium,sodium,calcium,magnesium and iron content in carbon fiber
GB/T 13748.17-2005
Chemical analysis methods of magnesium and magnesium alloys Determination of kalium content and natrium content Flame atomic absorption spectrophotometric method
YB/T 4726.13-2022
YB/T 4709-2018
GB/T 42511-2023
Hardmetals—Determination of calcium,copper,iron,potassium,magnesium,manganese,sodium,nickel and zinc in cobalt metal powders—Flame atomic absorption spectrometric method
GB/T 15402-1994
Fruits, vegetables and derived products—Determination of sodium and potassium
SJ/T 11556-2015
Determination of Ag、Au、Ca、Cu、Fe、K、Na concentration of nitric acid by AAS
GB/T 6730.76-2017
Iron ores—Determination of potassium, sodium, vanadium, copper, zinc, lead, chromium, nickel, cobalt elements—Inductively coupled plasma optical emission spectrometry
GB/T 22661.7-2008
Chemical analysis methods of potassium fluoborade - Part 7: Determiantion of sodium content - Flame atomic absorption spectrometric method
YB/T 4726.12-2021
Ferric-containing dust and sludge—Determination of manganese oxide content-The potassium periodate (sodium) spectrophotometric method
DB63/T 1421-2015