DIN EN ISO 12677:2013-02 Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011); German version EN ISO 12677:2011
2013DIN EN ISO 12677:2013-02 Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011); German version EN ISO 12677:2011
2013DIN EN ISO 12677:2013 Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011); German version EN ISO 12677:2011
2012DIN EN ISO 12677:2012 Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011); German version EN ISO 12677:2011