Butadiene for industrial use—Specification

NEPLATNÁ vydána dne 19.6.2008

Classification of coated hardmetal and main technical specifications for coating

NEPLATNÁ vydána dne 13.12.1991

Higher purity copper cathode—Determination of selenium and tellurum contents—Catalytic oscillopolarographic method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of zinc content—Flame atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of silicon content—Molybdenum blue spectrophotometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of silver content—Separation and preconcentration with sulfhydryl cotton-flame atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of sulphur content—Combustion-potassium iodate titrimetric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of bismuth content—Hydride generation-atomic fluorescence spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of chromium, manganese and cadmium contents—Zeeman effect electrothermal atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of antimony content-2-[(-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method

NEPLATNÁ vydána dne 14.12.1991