Copper alloys — Determination of lead content — Flame atomic absorption spectrometric method
NORMA vydaná dňa 1.3.1984
Označenie normy: ISO 4749:1984
Dátum vydania normy: 1.3.1984
Počet strán: 4
Približná hmotnosť: 12 g (0.03 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: The method is applicable to contents of lead as an alloying element or an impurity between 0.01 and 5.0 % (m/m). By appropriate modification of sample mass, the lower limit may be extended to 0.002 % (m/m). ISO 4749 specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.