2016DIN EN ISO 4938:2016-08 Steel and iron - Determination of nickel content - Gravimetric or titrimetric method (ISO 4938:2016); German version EN ISO 4938:2016
2016DIN EN ISO 4938:2016 Steel and iron - Determination of nickel content - Gravimetric or titrimetric method (ISO 4938:2016); German version EN ISO 4938:2016
1970DIN EN ISO 4938 E:2014-02 Determination of steel and iron-nickel content by gravimetric or volumetric method (draft)