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

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of arsenic content—Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of phosphorus content—Heteropoly phosphato-vanadato-molybdicacid-crystal violet spectrophotometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of iron, cobalt and lead contents—Zeeman effect electrothermal atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of nickel content—Zeeman effect electrothermal atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode—Determination of tin content—Zeeman effect electrothermal atomic absorption spectrometric method

NEPLATNÁ vydána dne 14.12.1991

Higher purity copper cathode. Determiantion of tin content. Zeeman effect electrothermal atomic absorption spectrometric method

NEPLATNÁ vydána dne 1.1.1991

(Centrifugal casting ductile iron pipe)

NEPLATNÁ vydána dne 1.1.1991

Ductile iron pipes,fittings and accessories for water or gas applications

NEPLATNÁ vydána dne 3.3.2003

Ductile iron pipes,fittings and accessories for water or gas applications

NEPLATNÁ vydána dne 13.5.2008