Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 6: Determination of calcium oxide content - Flame atomic absorption spectrometry

Standard published on 30.10.2009

Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 7: Determination of magnesium oxide content - Flame atomic absorption spectrometry

Standard published on 30.10.2009

Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 8: Determination of sodium oxide content - Flame atomic absorption spectrometry

Standard published on 30.10.2009

Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 9: Determination of nickel oxide content - Flame atomic absorption spectrometry

Standard published on 30.10.2009

General specification for lumber machine

Standard published on 12.5.2009

Water quality--Determination ofsulfide--Methylene blue spectrophotometric method

Standard published on 1.8.1996

Electronic universal testing machines

Standard published on 30.12.2022

Optics and optical instruments -- Environmental requirements--General information definitionsclimatic zones and their parameters

Standard published on 13.8.1996

Chemical reagent—Trisodium citrate dihydrate

Standard published on 27.2.2026

Chemical reagent—Xylene

Standard published on 31.12.2013