NIST Standards U - Z

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NISTRM8456 Ultra high molecular weight polyethylene NIST® RM 8456
NISTRM8457 Ultra high molecular weight polyethylene, 0.5 cm cubes NIST® RM 8457
NIST457 Unalloyed copper NIST® SRM® 457, Cu IV (solid)
NIST495 Unalloyed copper NIST® SRM® 495, Cu II (solid)
NIST498 Unalloyed copper NIST® SRM® 498, Cu V (solid)
NIST399 Unalloyed copper NIST® SRM® 399, Cu VI (chips)
NIST1034 Unalloyed copper NIST® SRM® 1034
NIST400 Unalloyed copper NIST® SRM® 400, Cu VII (chips)
NIST454 Unalloyed copper NIST SRM 454, Cu XI (chips)
NIST494 Unalloyed copper NIST® SRM® 494, Cu I (solid)
NIST499 Unalloyed copper NIST® SRM® 499, Cu VI (solid)
NIST500 Unalloyed copper NIST® SRM® 500, Cu VII
NIST1496 Unpigmented polyethylene gas pipe resin NIST® SRM® 1496
NIST1649B Urban dust NIST® SRM® 1649b
NIST1648A Urban particulate matter NIST® SRM® 1648a
NIST912A Urea NIST® SRM® 912a, clinical standard
NIST2141 Urea NIST® SRM® 2141
NIST2152 Urea NIST® SRM® 2152, combustion calorimetric standard
NIST913B Uric acid NIST® SRM® 913b
NIST2557 Used auto catalyst (Monolith) NIST® SRM® 2557
NISTRM8541 USGS24 graphite (carbon isotopes in graphite) NIST® RM 8541
NISTRM8550 USGS25 (nitrogen isotopes in ammonium sulfate) NIST® RM 8550
NISTRM8551 USGS26 (nitrogen isotopes in ammonium sulfate) NIST® RM 8551
NISTRM8558 USGS32 (nitrogen and oxygen isotopes in nitrate) NIST® RM 8558
NIST346A Valve steel NIST® SRM® 346a
NISTRM8505 Vanadium in crude oil NIST® RM 8505
NIST3165 Vanadium (V) standard solution NIST® SRM® 3165
NIST2831 Vickers hardness of ceramics and hardmetals NIST® SRM® 2831
NIST1894A Vickers microhardness of copper NIST® SRM® 1894a
NIST1896B Vickers microhardness of nickel NIST® SRM® 1896b
NIST1908 Vickers microhardness of nickel NIST® SRM® 1908
NIST1909 Vickers microhardness of nickel NIST® SRM® 1909
NIST2798A Vickers microhardness of nickel NIST SRM 2798a
NIST2829 Vickers microhardness of steel NIST® SRM® 2829
NIST3950 Vitamin B6 in frozen human serum NIST® SRM® 3950
NIST972A Vitamin D metabolites in frozen human serum NIST® SRM® 972a
NIST349A Waspaloy NIST® SRM® 349a
NIST2890 Water saturated 1-octanol NIST® SRM® 2890
NIST2777 Weathered Gulf of Mexico Crude Oil in Toluene
NIST1567B Wheat flour NIST® SRM® 1567b
NISTRM8441A Wheat hardness NIST® RM 8441a
NISTRM8494 Wheat straw whole biomass feedstock NIST® RM 8494
NISTC1137A White cast iron NIST® SRM® C1137a
NISTC1145A White cast iron NIST® SRM® C1145a
NIST1549A Whole milk powder NIST® SRM® 1549a
NISTRM8323 Yeast protein extract NIST®RM 8323
NIST3167A Yttrium (Y) standard solution NIST® SRM® 3167a
NISTRM8850 Zeolite Y NIST® RM 8850
NIST1738 Zinc-aluminum alloy NIST® SRM® 1738
NIST1740 Zinc-aluminum alloy NIST SRM 1740
NIST1742 Zinc-aluminum alloy NIST® SRM® 1742
NIST1741 Zinc-aluminum alloy NIST® SRM® 1741
NIST2139 Zinc-aluminum alloy NIST® SRM® 2139
NIST625 Zinc-base A NIST® SRM® 625
NIST627 Zinc-base C NIST® SRM® 627
NIST630 Zinc-base F NIST® SRM® 630
NIST629 Zinc-base E, ASTM AC 41A NIST® SRM® 629
NIST94C Zinc-base die casting alloy NIST® SRM® 94c
NIST683 Zinc metal NIST® SRM 683
NIST3168A Zinc (Zn) standard solution NIST® SRM® 3168a
NIST1982 Zirconia thermal spray powder NIST® SRM® 1982, particle size distribution
NIST360B Zirconium (Sn-Fe-Cr) alloy NIST® SRM® 360b
NIST3169 Zirconium (Zr) standard solution NIST® SRM® 3169