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Determination of ammonium hydrogen carbonate for industrial use—Part 4:Sulphate content—Visible turbidimetric method
WITHDRAWN published on 30.6.2010
Selected format:Ammonium hydrogen carbonate for industrial use—Determination of ash content—Gravimetric method
WITHDRAWN published on 18.4.1986
Selected format:Determination of ammonium hydrogen carbonate for industrial use—Part 5:Ash content—Gravimetric method
WITHDRAWN published on 30.6.2010
Selected format:Ammonium hydrogen carbonate for industrial use—Determination of iron content—O-Phenanthroline spectrophotometric method
WITHDRAWN published on 18.4.1986
Selected format:Determination of ammonium hydrogen carbonate for industrial use—Part 6:Iron content—o-Phenathroline spectrophotometric method
WITHDRAWN published on 30.6.2010
Selected format:Ammonium hydrogen carbonate for industrial use—Determination of arsenic content—Silver diethyl dithiocarbamate photometric method
WITHDRAWN published on 18.4.1986
Selected format:Determination of ammonium hydrogen carbonate for industrial use—Part 7:Arsenic content—Silver diethyl dithiocarbamate photometric method
WITHDRAWN published on 30.6.2010
Selected format:Ammonium hydrogen carbonate for industrial use—Determination of arsenic content—Gutzeit method
WITHDRAWN published on 18.4.1986
Selected format:Determination of ammonium hydrogen carbonate for industrial use—Part 8:Arsenic content—Gutzeit method
WITHDRAWN published on 30.6.2010
Selected format:Ammonium hydrogen carbonate for industrial use—Determination of heavy metal content—Visible tarbidimetric method
WITHDRAWN published on 18.4.1986
Selected format:Latest update: 2026-11-11 (Number of items: 2 209 289)
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