General principles of sodium ion battery cathode materials

Norma vydaná dňa 3.12.2025

Test methods for conductivity type of extrinsic semiconducting materials

Norma vydaná dňa 28.12.2018

Air quality--Determination of nitrobenzene(mononitro and dinitro-compound)--Reduction by zinc-N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method

Norma vydaná dňa 19.1.1995

Air quality--Determination of aniline--N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometric method

Norma vydaná dňa 19.1.1995

Water quality--Determination of vanadium--BPHA extraction spectrophotometric method

Norma vydaná dňa 19.1.1995

Water quality--Determination of carbon disulfide--Diethylamine cupric acetate spectrophotometric method

Norma vydaná dňa 19.1.1995

Water quality--Determination of selenium--Graphite furnace atomic absorption spectrometric method

Norma vydaná dňa 19.1.1995

Acoustics--Speech articulation testing method

Norma vydaná dňa 15.3.1995

Test method for measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method

Norma vydaná dňa 21.5.2021

General rules for reliability test of electromagnetic relay for control circuits

Norma vydaná dňa 18.6.2008