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NEPLATNÁ vydána dne 1.1.1989

Liquefied anhydrous ammonia—Taking a laboratory sample

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Estimating of ammonia content

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Determination of residue content—Gravimetric method

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Determination of residue content—Titrimetric method

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Determination of water content—Karl Fischer method

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Determination of oil content—Gravimetric and infra-red spectrometric methods

NEPLATNÁ vydána dne 3.1.1988

Liquefied anhydrous ammonia—Determination of iron content—-Phenanthroline spectrophotometric method

NEPLATNÁ vydána dne 3.1.1988

Preparation of laboratory samples for compound fertilizers

NEPLATNÁ vydána dne 4.1.1988

Preparation of laboratory samples for compound fertilizers

NEPLATNÁ vydána dne 24.9.2002