Methods of test for petroleum and its products. Liquefied petroleum gases. Determination of vapour pressure. LPG method.
(Zkapalněné ropné plyny - Stanovení tlaku par - Metoda LPG.)

NEPLATNÁ vydána dne 15.7.1995

Specification for the dimensions of E-cores made of ferromagnetic oxides for use in telecommunication and allied electronic equipment..

NEPLATNÁ vydána dne 29.12.1967

Liquefied petroleum gases. Method of sampling.
(Zkapalněné ropné plyny - Vzorkování.)

NEPLATNÁ vydána dne 15.3.1995

Methods of test for phosphoric acid for industrial use. Determination of iron content.

NEPLATNÁ vydána dne 31.1.1968

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of oxides of nitrogen content.

NEPLATNÁ vydána dne 31.1.1978

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of lead content (atomic absorption spectrometric method).

NEPLATNÁ vydána dne 30.11.1982

Methods of test for phosphoric acid for industrial use.. Determination of iron content.

NEPLATNÁ vydána dne 31.1.1968

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of sulphate content.

NEPLATNÁ vydána dne 30.9.1975

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of silica content.

NEPLATNÁ vydána dne 30.1.1976

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of arsenic content.

NEPLATNÁ vydána dne 30.6.1976