NIST SRM 399 非合金铜Unalloyed Copper - Cu VI?
NIST SRM 368 碳钢Carbon Steel (AISI 1211)
NIST SRM 364 低合金钢LA Steel, High C (mod.)
NIST SRM 363 铬钒钢Chromium-Vanadium Steel (Modified)
NIST SRM 361 4340钢AISI 4340 Steel (chip form)
NIST SRM 360b 锆(锡-铬-铬)合金Zirconium (Sn-Fe-Cr) Alloy
NIST SRM 351a 碳酸钠Sodium Carbonate (Acidimetric Standard)
NIST SRM 350c 苯甲酸Benzoic Acid (Acidimetric Standard)
NIST SRM 345b 铁铬镍合金Fe-Cr-Ni Alloy UNS J92180 (chip form)
NIST SRM 344 钼镍钢15 Chromium-7 Nickel Steel (Mo Precipitation Hardening)
NIST SRM 343a 不锈钢标准Stainless Steel (AISI 431)
NIST SRM 342a 球墨铸铁Nodular Cast Iron
NIST SRM 341 球墨铸铁Ductile Cast Iron
NIST SRM 339 鉬镍硒钢17 Chromium-9 Nickel-0.2 Selenium Steel
NIST SRM 334 灰铸铁Gray Cast Iron
NIST SRM 333a 硫化钼精矿Molybdenum Sulfide Concentrate
NIST SRM 330a 铜矿石Copper Ore Mill Heads
NIST SRM 293 铬镍钼钢Cr-Ni-Mo (AISI 8620)