Mac X-Ray Fluorescence Universal Set Of 20 Elements, Pack Of 20

Details:

These standards are supplied as 1/4" (33 mm) diameter pressed pellets or metal foils, and are prepared from selected high purity elements and compounds to ensure interference free-spectra. They are suitable for use by experienced spectroscopists as well as staff training. Each of the pressed pellets is supported by a thin-walled aluminum cup which is protected from damage during handling and minimizes the risk of touching the standard materials (some of which are harmful). X-ray fluorescence. Na, mg, al, si, p, s, cl, ca, ti, cr, mn, fe, ni, cu, zn, nb, sn, ba, w, pb