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 Zinc Base Zinc Alloy Galvanising Disc   As Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Others/Set Only Size Type Alloy  341-GLV1 % <0.001 0.119 0.0026 0.0096   0.003 0.059       0.0141 0.056 <0.001   0.01       Ø50x20mm RM C  341-GLV2 % <0.001 0.07 0.017 0.0026   0.0053 0.048       0.0071 0.214 0.007   0.003       Ø50x20mm RM C  341-GLV3 % <0.001 0.32 0.0011 0.021   0.019 0.012       0.03 0.003 0.048   0.006       Ø50x20mm RM C  341-GLV4 % <0.001 0.205 0.0053 <0.0005   0.0009 0.017       0.049 0.004 0.024   (0.002)       Ø50x20mm RM C  341-GLV5 % 0.004 0.014 0.0105 0.014   0.0116 0.097       0.0029 0.019 0.163   0.02      /Y Ø40x25mm CRM  Zinc Base Zinc Alloy ZnAl Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  054-M1611 %   2.9   0.014   0.18 0.11   0.069         0.015 0.0097        /Y Ø40x25mm CRM   054-M1612 %   3.15   0.009   0.074 0.021   0.055           0.005        /Y Ø40x25mm CRM   054-M1613 %   3.78   0.0078   0.062     0.03         0.012 0.003        /Y Ø40x25mm CRM   054-M1614 %   4.46   0.0043   0.053 0.031   0.02         0.035 0.0036        /Y Ø40x25mm CRM   054-M1615 %   5.63   0.0048   0.086     0.0082         0.047 0.0022         Ø80x20mm+ CRM Cast  191-351 %   4.35   (<0.21)   12.13   <0.2 131   (1.9) 4.5     <1   0.74     Ø80x20mm+ CRM Cast  191-352 %   4.15   2.88   31.26   3.02 283   6.74 (6.4)     3   3.2     Ø80x20mm+ CRM Cast  191-353 %   3.95   10.44   100   2.55 452.5     24.4     5.6   3.95     Ø80x20mm+ CRM Cast  191-354 %   3.72   29.7   312.3   9.8 602   83.1 30.8     14.1   11.01     Ø80x20mm+ CRM Cast  191-355 %   3.44   58.1   1035   24.6 786   268 56.9     29.1   23.25     Ø50x12mm CRM   331-1736 %   0.3076                   0.0029               Ø50x12mm CRM   331-1737 %   0.6302                   0.0029               Ø50x12mm CRM   331-1738 %   0.1014                   0.0101               Ø50x12mm CRM   331-1739 %   0.2049                   0.0302               Ø50x12mm CRM   331-1741 %   0.5242                   0.1571               Ø50x20mm RM Cast  341-Z1/42 %   4.69   <0.001   <0.002 0.006   0.001 <0.001 <0.001 0.004     <0.002         Ø50x20mm RM Cast  341-Z2/42 %   4.4   <0.001   0.017 0.003   0.017 0.005 <0.001 0.005     <0.002         Ø40x15mm RM Cast  341-Z3/42 %   4.04   0.005   0.08 0.007   0.04 0.011 <0.001 0.008     0.004         Ø50x20mm RM Cast  341-Z4/42 %   3.51   0.008   0.063 0.01 0.001 0.057 0.008 0.017 0.011 0.002   0.006 0.003       Ø50x20mm RM Cast  341-Z5/42 %   4.21   0.0021 0.0018 0.101 0.029   0.074 0.007 0.018 0.004 0.005   (0.002)   0.0056    /Y Ø30-35x25mm CRM  Zinc Base Zinc Alloy ZnAlCu Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  054-1581 %   2.94   0.033   1.42     0.011     0.035   0.014 0.011        /Y Ø30-35x25mm CRM   054-1582 %   2.9   0.0022   0.64     0.11     0.015   0.006 0.0011        /Y Ø30-35x25mm CRM   054-1583 %   3.7   0.01   0.91     0.065     0.019   0.033 0.0052        /Y Ø30-35x25mm CRM   054-1584 %   4.06   0.016   1.23     0.06     0.015   0.021 0.0066        /Y Ø30-35x25mm CRM   054-1585 %   4.63   0.0015   0.4     0.022     0.02   0.0065 0.0018        /Y Ø30-35x25mm CRM   054-1591 %   8.36   0.052   5.58           0.065   0.023 0.11        /Y Ø30-35x25mm CRM   054-1592 %   8.94   0.018   5.05           0.04   0.043 0.098        /Y Ø30-35x25mm CRM   054-1593 %   15.32   0.026   6.41     0.084     0.031   0.091 0.0074        /Y Ø30-35x25mm CRM   054-1594 %   11.4   0.034   4.08     0.024     0.019   0.059 0.016        /Y Ø30-35x25mm CRM   054-1595 %   6.93       3.11     0.022     0.028     0.0052         Ø50x12mm CRM Cast  071-NZA1 %   28.7   0.00098   1.51 0.046   0.02     0.003     0.0069         Ø50x12mm CRM Cast  071-NZA2 %   23.81   0.0047   3 0.021   0.029     0.0076     0.0045         Ø50x12mm CRM Cast  071-NZA3 %   25.99   0.0064   2 0.066   0.0049     0.0045     0.0034         Ø50x12mm CRM Cast  071-NZA4 %   26.65   0.0029   2.45 0.027   0.0106     0.0101     0.0087         Ø50x12mm CRM Cast  071-NZA5 %   10.85   0.0095   1.04 0.016   0.021     0.0012     0.0017         Ø50x12mm CRM Cast  071-NZA6 %   7.54   0.0147   3.17 0.0105   0.00037     0.0809     0.0051         Ø50x12mm CRM Cast  071-NZA7 %   13.17   0.0002   0.212 0.016   0.052     0.0136     0.0116        /Y Ø40x25mm CRM   185-ZG1 %   3.02   0.0005   1.34 0.0083   0.074   0.0067 0.009   (0.036) 0.0068        /Y Ø40x25mm CRM   185-ZG2 %   3.56   0.0049   0.72     0.048   0.0025 0.0065   (0.024) 0.0048        /Y Ø40x25mm CRM   185-ZG3 %   4.01   0.0028   0.11 0.011   0.028   0.001 0.0033   (0.01) 0.0006        /Y Ø40x25mm CRM   185-ZG4 %   4.64   0.011   (0.0089) 0.016   0.0005   0.0004 0.0013   (0.0047) 0.0021         Ø80x20mm+ CRM Cast  191-356 %   4.43   0.73   0.394 31.5 <0.2 132.3   3.43 9.87     (0.32)   0.79     Ø80x20mm+ CRM Cast  191-357 %   4.22   2.83   0.584 25.7 3.3 273   9.82 13.8     3.51   2.76     Ø80x20mm+ CRM Cast  191-358 %   3.94   10.22   0.793 40.5 7.04 403   26.98 22.5     7.87   6.09     Ø80x20mm+ CRM Cast  191-359 %   3.71   39.8   0.989 119.7 15.5 557   92.6 36.2     16.93   13.34     Ø80x20mm+ CRM Cast  191-360 %   3.42   59.5   1.234   29.8 705   267 73.9     33   25.9     Ø80x20mm+ CRM Cast  191-361 %   (4.06)   (0.8)   (0.798) 10.34 (<0.2)       5.31     46.3   37.4     Ø50x20mm RM Cast  341-Z1/43 %   4.51   <0.001   0.53 0.008   <0.001 <0.001 0.001 0.003     0.001         Ø50x20mm RM Cast ASTM B669  341-Z11 %   12.2   0.017   0.46 0.086   0.042 0.016   0.024 0.011   0.02         Ø50x20mm RM Cast ZA8  341-Z12 %   10.1   0.011 0.0022 0.8 0.047   0.027 0.061 0.004 0.0136     0.0089 0.0053       Ø50x20mm RM Cast ZA12  341-Z13 %   9.61   0.98   0.055 0.05   0.02 0.007 0.011 0.012 0.009   0.011         Ø50x20mm RM Cast  341-Z14 %   8.23 0.011 0.0067 0.0045 1.23 0.015   0.0027 0.0032 0.0052 0.0082 0.012 0.01 0.005 0.0011       Ø50x20mm RM Cast  341-Z15 %   7.36   0.003 0.0024 1.54 0.009   0.0022 0.002 0.0019 0.006     0.004 0.002       Ø50x20mm RM Cast  341-Z2/43 %   3.79   0.0068   1.04 0.0027   0.073 0.0059 0.012 0.0065 0.008 0.009 0.003         Ø50x20mm RM Cast ASTM B669  341-Z21 %   23.5   0.027 0.0087 1.81 0.12   0.047 0.0104 0.043 0.012   0.022 0.014 0.013       Ø50x20mm RM Cast ZA27  341-Z22 %   27.4   0.005 0.019 2.32 (0.36)   0.02 0.0096 0.027 0.006   0.038 0.0061 0.0065       Ø50x20mm RM Cast  341-Z23 %   31.4   0.0024 0.036 2.74 (0.24)   0.013 0.012 0.0115 0.0028   0.061 (0.002) 0.0026       Ø50x20mm RM Cast  341-Z3/43 %   3.64 0.018 0.013   1.58 0.061   0.014 0.0125 0.0061 0.0132   0.005 0.0125         Ø50x20mm RM Cast  341-Z4/43 %   4.32   <0.001   3.1 (0.04)   0.042 0.1 0.018 0.003     <0.002         Ø50x20mm CRM Cast  341-Z5/43 %   3.04   0.011 0.001 6.06 0.023   0.041 0.003 0.0021 0.0045   0.003 0.0032 0.0009       Ø40x15mm RM C Zinc Base Zinc Alloy ZnCd Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  341-ZNCD30 % 0.046 <0.001 0.052 30.9   0.046 0.002       0.001 0.09 1.03   0.051         Ø40x15mm RM C Zinc Base Zinc Alloy ZnAlSb Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  341-Z1/44 %   8 0.024 0.027   0.028 0.007   0.001     0.019 10.6   0.024         Ø40x15mm RM C  341-Z2/44 %   12.6 0.03 0.005   0.003 0.007   0.035     0.053 9.5   0.018         Ø40x15mm RM C  341-Z3/44 %   17.8 0.013 0.013   0.011 0.009   0.005     0.02 8.1   0.019         Ø40x15mm RM C  341-Z4/44 %   20.3 0.016 0.011   0.007 0.011   0.008     0.032 6.7   0.018         Ø40x15mm RM C  341-Z5/44 %   20.4 0.004 0.001   0.001 0.01   <0.001     0.01 5.2   0.003        /Y Ø44x26mm CRM  Zinc Base Zinc Alloy ZnCuTi Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  185-ZF1 %   0.018   0.0041   0.013 0.02         0.0012     0.013 0.0014   0.0014  /Y Ø44x26mm CRM   185-ZF2 %   0.011   0.0055   0.46 0.011         0.01     0.0077 0.11   0.11  /Y Ø44x26mm CRM   185-ZF3 %   0.003       0.098 0.0018               0.0022 0.021   0.021  /Y Ø44x26mm CRM   185-ZF4 %   0.0058   0.00053   0.86 0.00045         0.0091     0.0017 0.2   0.2  /Y Ø44x26mm CRM   185-ZF5 %       0.008   0.011 0.0081         0.026       0.013   0.013   Ø50x20mm RM   341-2951ZN1 %   0.029   0.0005 0.083 0.79 0.011   0.0029 0.0013 0.0038 0.0042       0.278       Ø50x20mm RM   341-2951ZN2 %   0.032   0.0037 0.142 1.37 0.019   0.0123 0.0011 0.0027 0.004       0.209       Ø50x20mm RM   341-2951ZN3 %   0.078   0.0062 0.184 0.189 0.029   0.0164 0.0018 0.001 0.0065       0.133       Ø40x30mm+ RM  Zinc Base Zinc Alloy Control Chart Samples Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  084-CZN3 % 0.0045 4.06   0.248   0.685 9.97   0.046 0.0096   0.113 (0.001)         50.92   Ø40x30mm+ RM   084-CZN4 %       0.0107   0.39 0.67         1.97     0.96     (96)   Ø40x40mm SUS  Zinc Base Zinc Alloy Setting-Up Samples (SUS) Disc   Ag Al Bi Cd Cr Cu Fe In Mg Mn Ni Pb Sb Si Sn Ti Tl Zn Others/Set Only Size Type Alloy  084-RZN11 ppm   <1   <1   3 5   <1 <1 1 8     <1 <1   99.99   Ø40x40mm SUS   084-RZN12 % 0.004 0.005   0.008   0.007 0.006 0.007 0.002   0.004 0.007 0.002   0.006 0.004 0.008 (99.9)   Ø40x40mm SUS   084-RZN13 % 0.05 0.3   0.3   0.3 0.02 0.3 <0.001 <0.001 0.05 0.6 0.2   0.3 <0.001 0.04 97.6   Ø40x40mm SUS   084-RZN14 % 0.007 10   0.02   4 0.05 <0.01 0.08 0.015 0.004 0.03 (<0.1)   0.02 0.1 0.04 85.7   Ø40x40mm SUS   084-RZN15 %   0.2   0.4   0.3 0.4     0.4   0.2 0.02   0.06     98.2   Ø40x40mm SUS   084-RZN16 %   0.2   0.01   0.005           0.1     0.005     (99)   80g RM  Zinc Base Zinc Alloy ZnAlCu Chips   Al Cd Cu Fe Mg Mn Ni Pb Sn Others/Set Only Size Type Alloy  071-NZA1C % 28.7 0.00098 1.51 0.046 0.02     0.003 0.0069   80g RM   071-NZA2C % 23.81 0.0047 3 0.021 0.029     0.0076 0.0045   80g RM   071-NZA3C % 25.99 0.0064 2 0.066 0.0049     0.0045 0.0034   80g RM   071-NZA4C % 26.65 0.0029 2.45 0.027 0.0106     0.0101 0.0087   80g RM   071-NZA5C % 10.85 0.0095 1.04 (0.016) 0.021     0.0012 0.0017   80g RM   071-NZA6C % 7.54 0.0147 3.17 (0.0105) 0.00037     0.0809 0.0051   80g RM   071-NZA7C % 13.17 0.0002 0.212 (0.016) 0.052     0.0136 0.0116  /Y 30x35x45mm CRM   202-HS55701-1 % 4.72 0.00081 0.165   0.0224     0.0026 0.00058  /Y 30x35x45mm CRM   202-HS55701-2 % 3.92 0.0014 0.256   0.159     0.0032 0.00104  /Y 30x35x45mm CRM   202-HS55701-3 % 3.91 0.0031 0.412   0.075     0.0057 0.0021  /Y 30x35x45mm CRM   202-HS55701-4 % 2.92 0.0072 0.773   0.0368     0.012 0.004  /Y 30x35x45mm CRM   202-HS55701-5 % 2.64 0.0138 1.37   0.0085     0.0235 0.0077   100g CRM  Zinc Base Zinc Alloy ZnAl Chips   Al Cd Cu Fe Mg Pb Sn Others/Set Only Size Type Alloy  221-GDD % 2.92 0.0025 0.143 0.0082 0.018 0.0068 0.0011   44x44x19mm CRM Cast  331-625 % 3.06 0.0007 0.0128 0.034 0.036 0.07 0.031 0.0184 0.0014 0.017 0.0006   44x44x19mm CRM Cast  331-626 % 3.56 0.0016 0.0395 0.056 0.103 0.02 0.048 0.047 0.0022 0.042 0.0012   44x44x19mm CRM Cast  331-627 % 3.88 0.0051 0.0038 0.132 0.023 0.03 0.014 0.0029 0.0082 0.021 0.0042   44x44x19mm CRM Cast Zinc Base Zinc Alloy ZnAlCu Block   Al Cd Cr Cu Fe Mg Mn Ni Pb Si Sn Others/Set Only Size Type Alloy  331-628 % 4.59 0.004 0.0087 0.611 0.066 0.0094 0.0091 0.03 0.0045 0.008 0.0017   44x44x19mm CRM Cast  331-629 % 5.15 0.0155 0.0008 1.5 0.017 0.094 0.0017 0.0075 0.0135 0.078 0.012   44x44x19mm CRM Cast  331-630 % 4.3 0.0048 0.0031 0.976 0.023 0.03 0.0106 0.0027 0.0083 0.022 0.004   150g CRM   331-94C % 4.13 0.002   1.01 0.018 0.042 0.014 0.006 0.006   0.006   150g CRM