IRON POWDER CALIBRATION STANDARD, BASIC NAME STANDARD NAME MODIFIER CALIBRATION MATERIAL IRON ORE PRESENTATION POWDER SUPPLY 70 G BOTTLE ADDITIONAL REQUIREMENTS SEE OBS COMMERCIAL REFERENCE FLUXANA-NCS-FI000901 OBS: STANDARD DC28034 COMPOSED OF: AL2O3: 0.57, CAO: 0.31, FE TOT.: 53.42, FEO: 53.42, FEO: 53.42 15.27, K2O: 0.086, MGO: 11.21, MN: 0.065, NA2O: 0.25, P: 0.018, S: 0.192, SIO2: 5.22, TI: 0.044.