Metal - Discs Iron Base Pure Iron Binary Steel Cast Iron Aluminium Base Alumina Pure Aluminium Aluminium Alloy Cobalt Base Cobalt Alloy Copper Base Pure Copper Copper Alloy Magnesium Base Pure Magnesium Magnesium Alloy Magnesium Nickel Base Pure Nickel Nickel Alloy Lead Base Pure Lead Lead Alloy Tin Base Pure Tin Tin Alloy Titanium Base Pure Titanium Titanium Alloy C, S, N, O, H only Zinc Base Pure Zinc Zinc Alloy Gold Base Gold Alloy Pure Gold Silver Base Pure Silver Silver Alloy Cadmium Base Pure Cadmium Molybdenum Base Pure Molybdenum Zirconium Base Pure Zirconium Zirconium Alloy Metal - Chips Iron Base Binary Pure Iron Cast Iron Steel Aluminium Base Alumina Pure Aluminium Aluminium Alloy Copper Base Pure Copper Copper Alloy Lead Base Lead Alloy Pure Lead Cobalt Base Cobalt Alloy Magnesium Base Pure Magnesium Magnesium Alloy Nickel Base Pure Nickel Nickel Alloy Silver Base Pure Silver Silver Alloy Tin Base Pure Tin Tin Alloy Titanium Base Pure Titanium Titanium Alloy C, S, N, O, H only Zinc Base Pure Zinc Zinc Alloy Chromium Base Pure Chromium Molybdenum Base Pure Molybdenum Zirconium Base Pure Zirconium Zirconium Alloy Ferro-Alloys Hard Metals Carbide Nitride Ferro Alloys Ca RE Mg RE B Mn CaSi Mo Cr MgSi Nb Ti V W Zr P Si Si Ca SiCr SiMn Steel Geological Mineral/Rock/Ore Iron/Steel Rock Industrial Mineral Ore Rock/Siliceous Minerals Steel Soil/Sediment Soil Sediment Si Refractory Refractory/Ceramic Refractory Burnt Refractory Brick Clay Alumina Silica Ceramic Others Glass Industrial By-Products Industrial Process/Byproducts Paint Aluminium Catalyst Cement Copper Flux Iron/Steel Titanium Titanium Dioxide Polymeric Material Various Oil & Coal Coal/Coke/Pitch Other Fuel Carbon Coal Coke Pitch Sediment Mineral Oil Diesel Oil Fuel Oil Gas Oil Gasoline Jet Fuel Kerosene Kerosene/Diesel Kerosine/Diesel Paraffin Oil Reference Fuel Residual Fuel Oil Residual Oil Crude Oil Lube Oil Residual Oil Extreme Pressure Oil Naphtha V.T.B. Food & Agriculture Agriculture/Food Marine Agriculture Food Environment & Health Environment/Health Environment Ash/Dust Atmospheric Particulates Health Paint Water Physical Testing Physical Testing Film Thickness Biological Fluids Biological Fluid Trace Elements Pure Chemicals High Purity Chemicals Elemental Analysis Organic Stochiometry Stochiometry

Solids and Matrix Based Reference Materials Cobalt Base Cobalt Alloy CoCrMo Disc Various   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  091-KC28D %       64.3 28.64   0.09 0.617 5.6           0.619             Ø31x18mm RM  R30021  182-208C % 0.07 0.0016 0.052 63.8 27.6 0.009 0.29 0.53 6.11 0.013 0.63 0.011   0.0004 0.62     0.012 0.014 0.04   Ø40x15mm CRM Cast  341-14936 % 0.5   0.6   23   0.25 0.75 5   1.5       0.05         1   Ø40x15mm CRM Cast  341-14937 % 1.25   0.3   25   0.75 0.92 7   2.5       0.5         2.5   Ø40x15mm CRM Cast  341-14941 % 0.1   0.4   27   0.5 0.1 4   1       0.25         0.5   Ø40x15mm CRM Cast  341-14942 % 0.25   0.1   29   1 0.5 6   0.25       1         1.5   Ø40x15mm CRM Cast  341-14943 % 0.05   0.2   31   0.05 1.25 8   0.05       0.75         0.05   Ø35x12mm RM Chill Cast CCM  361-173 % (0.04)   0.046 65 27.5 (0.008) 0.19 0.76 5.62 (0.002) 0.14 (0.003)   0.001 0.61     (0.004) (0.01)     Ø38x15mm CRM Wrought Cobalt Base Cobalt Alloy CoCrFeNiMo Disc   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  091-KC20FEN %       39.7 19.44   15.23 1.32 6.34   17.31       0.26             Ø40x20mm CRM  Cobalt Base Cobalt Alloy CoCrW Disc Various   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  222-378-1D %     1.181 63.52 28.22   0.606 0.0579 0.0503   0.617     0.0055 1.172         4.43   Ø40x15mm CRM Cast  341-12667 %         21 0.1 1.25 0.5   1.5 0.6   0.01   0.6 0.1 0.15     10.5   Ø40x15mm CRM Cast  341-12669 %         22.5   1.5 0.6   2 0.55       0.5         10.5   Ø40x15mm CRM Cast  341-12670 %         19.5 0.05 1 0.5   2.5 0.5   0.05   0.55 0.05 0.1     11   Ø40x15mm CRM Cast  341-12671 %         20.5   1.25 0.6   2 0.7       0.5         12   Ø40x15mm CRM Cast  341-12672 %         21   1.5 0.55   2 0.6   0.1   0.6 0.01 0.05     10   Ø40x15mm CRM Cast  341-12673 % 0.02   0.001   18.8 0.1 1.7 0.55 0.09 2.4 1.7   0.005 0.021 0.85 0.08 0.06     9.8   Ø40x15mm CRM Cast  341-ST3 %     2.05   29.7 0.012 1.08 0.31 0.31 <0.005 2.15 0.004   0.007 0.91         12.3   Ø38/31x15mm CRM Wrought Cobalt Base Cobalt Alloy CoCrNiW Disc Various   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  091-KC20WN/A %       51 20.16   1.34 1.56     10.76       0.16     (0.007)   15.05   Ø31x18.75mm RM  Ultimet 1233  182-64B % 0.12 (0.001) 0.062 54.2 25.26 0.02 3.02 0.78 4.77 (0.018) 9.06 0.005   (0.0004) 0.27 (<0.01)   0.011 (0.014) 2.12   Ø31x18.75mm RM  Stellite 6B  182-95C % 0.149 0.001 1.11 57.09 30.4 0.013 2.46 1.53 1.41 0.006 2.79 0.011   0.001 0.55     0.003 0.003 3.96   Ø31x18.75mm RM  Stellite 25  182-96C % 0.28 0.002 0.132 47.01 19.95 0.091 2.92 1.91 1.88 0.043 10.41 0.007   0.0012 0.31 (<0.01) 0.03 0.008 0.012 15.4   Ø31x18.75mm RM  Stellite 188  182-97C % 0.19 0.0028 0.13 35.81 22.25 0.023 2.35 0.82 0.36 0.025 22.85 0.007   0.0005 0.47 (<0.01) 0.04 0.011 0.01 14.67   Ø40x15mm CRM Cast  341-COB1 %         24.9   16.3 0.5     23.1                 11.2   Ø40x15mm CRM Cast  341-COB2 %         24.7   9.6 0.5     22.3                 11.5   Ø40x15mm CRM Cast  341-X401 %   0.01 0.6   25   0.5 0.2     11.5       1.2         7   Ø40x15mm CRM Cast  341-X402 %     0.4   25   2 1.2     9.5 0.04   0.04 0.2         8   Ø40x15mm CRM Cast  341-X403 %   0.005 0.5   25   1 0.7     10.5 0.02   0.02 0.7         7.5   Ø40x15mm CRM Cast  341-X404 %     0.5   24   1 0.7     10.5       0.7         7.5   Ø40x15mm CRM Cast  341-X405 %     0.5   27   1 0.7     10.5       0.7         7.5   Ø32-38x9mm RM Wrought Stellite 25  361-171B % 0.08   0.087   20.5 0.035 1.82 1.9 0.65 0.046 10.68 0.008   <0.001 0.29       (0.02) 15.1   Ø32-38x9mm RM Wrought Stellite 188  361-172A % 0.08   0.098   21.85 0.027 1.76 0.77 0.3 0.09 23.7 (0.011)   <0.0005 0.37   0.045   0.007 14   Ø31x18mm RM  R30035 Cobalt Base Cobalt Alloy CoNiCrMo Disc   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  182-207A % 0.044 0.0107 0.0065 33.5 19.98 0.014 0.64 0.015 9.67 0.04 35.19 0.003   0.0029 0.05   0.007 0.91 0.014 0.03   Ø35x40mm SUS  Cobalt Base Cobalt Alloy Setting-Up Samples (SUS) Disc   Al B C Co Cr Cu Fe Mn Mo Nb Ni P Pb S Si Sn Ta Ti V W Others/Set Only Size Type Alloy  084-RCO11 %         <0.005 <0.01 <0.02 <0.005 <0.005 <0.005 0.003 <0.003   <0.001 0.01     <0.03 0.001 0.01   Ø35x40mm CRM   084-RCO14 %     0.2   30   0.7 0.5     10 <0.005   <0.005 1         7   Ø45x20mm SUS   341-COSUS1 % 2 0.01 0.9   27 0.1 4 0.9 5 1.1 12 0.05 0.02 0.1 1.3 0.1 0.1 0.05 0.1 5   100g CRM  Cobalt Base Cobalt Alloy CoCrNiW Chips   Al C Co Cr Cu Fe Mn Mo N Nb Ni P S Si Ta W Others/Set Only Size Type Alloy  222-328-1 % 0.07 0.39 41.65 20.54 0.013 2.4 1.395 4.41 0.027 3.61 20.38 0.005 0.003 0.629 0.18 4.16   Ø35x19mm CRM  Cobalt Base Cobalt Alloy CoCrWNi Disc Various   C Co Cr Cu Fe Mn N Ni P S Si V W Others/Set Only Size Type Alloy  331-1242 % 0.126 51.5 20 0.001 1.8 1.58 0.026 9.78 0.002 0.0007 0.016 0.005 15.1   30g RM  Cobalt Base Cobalt Alloy CoCrW Chips   C Cr Cu Fe Mn Nb Ni Pb Si Sn W Others/Set Only Size Type Alloy  341-126670 % 0.5 20 0.1 2 1 1.5 1 0.05 1 0.1 10   30g RM   341-126690 % 0.5 23 <0.01 1 0.5 2.5 0.5 <0.01 0.5 <0.01 12   30g RM  Cobalt Base Cobalt Alloy CoCrMo Chips   Al C Cr Fe Mn Mo Ni Si W Others/Set Only Size Type Alloy  341-149360 % 0.5 0.6 23 0.4 0.75 5 1.5 0.1 1   30g RM   341-149430 % 0.05 0.2 31 0.2 1.1 8 0.15 0.75 0.05   30g RM  Cobalt Base Cobalt Alloy CoCrNiW Chips   Al C Co Cr Cu Fe Mn Mo N Nb Ni P S Si Ta W Others/Set Only Size Type Alloy  341-X4010 %   0.6   27   0.5 0.2       11.5     1.2   7   30g RM   341-X4020 %   0.4   25   2 1.2       9.5     0.2   8   30g RM