ERM欧洲标准局标准品 欧洲标准局(IRMM)标准物质
美国国家标准与技术研究院 NIST
上海柯维标准品
194a Ammonium Dihydrogen Phosphate 90 g
195 Ferrosilicon (75% Si-HP Grade) 75 g
196 Ferrochromium, (Low-Carbon) 100 g
198 Silica Brick 45 g
199 Silica Brick 45 g
200b Potassium Dihydrogen Phosphate (Fertilizer Standard) 90 g
211d Toluene Liquid Densit- Extended Range 4x5 mL
277 Tungsten Concentrate 1 bottle x 100 g
278 Obsidian Rock 35 g
291 Cr-Mo Steel (ASTM A-213) 150 g
293 Cr-Ni-Mo (AISI 8620) 150 g
330a Copper Ore Mill Heads 1 bottle x 90 g
333a Molybdenum Sulfide Concentrate 1 pouch x 60 g
334 Gray Cast Iron? 150 g
339 17 Chromium-9 Nickel-0.2 Selenium Steel 150 g
341 Ductile Cast Iron 150 g
342a Nodular Cast Iron 150 g
343a Stainless Steel (AISI 431) 150 g
345b Fe-Cr-Ni Alloy UNS J92180 (chip form) 150 g
346a Valve Steel 150 g
349a Waspaloy 150 g
350c Benzoic Acid (Acidimetric Standard) 30 g
351a Sodium Carbonate (Acidimetric Standard) 50 g
360b Zirconium (Sn-Fe-Cr) Alloy 100 g
361 AISI 4340 Steel (chip form) 150 g
363 Chromium-Vanadium Steel (Modified) 150 g
364 LA Steel, High C (mod.) 150 g
368 Carbon Steel (AISI 1211) 150 g
399 Unalloyed Copper - Cu VI? 50 g
400 Unalloyed Copper - Cu VII 50 g
423 Molybdenum Oxide Concentrate 1 pouch x 60 g
454 Unalloyed Copper XI (chips) 35 g
457 Unalloyed Copper IV (solid) rod
458 Beryllium-Copper (17510) 50 g
459 Beryllium-Copper (17200) 50 g
460 Beryllium-Copper Alloy 50 g
480 Tungsten 20 % - Molybdenum Alloy Electron Microprobe Standard disk
481 Gold-Silver Wires for Microprobe Analysis set (6)
482 Gold-Copper Wires for Microprobe Analysis set (6)
494 Unalloyed Copper I (solid) rod
495 Unalloyed Copper II (solid) rod
498 Unalloyed Copper V (solid) rod
499 Unalloyed Copper VI (solid) rod
500 Unalloyed Copper - Cu VII rod
600 Bauxite, Australian-Darling Range 90 g
607 Potassium Feldspar 5 g
610 Trace Elements in Glass 4 wafers
611 Trace Elements in Glass 4 wafers
612 Trace Elements in Glass 4 wafers
613 Trace Elements in Glass 4 wafers
614 Trace Elements in Glass 4 wafers
616 Trace Elements in Glass 4 wafers
617 Trace Elements in Glass 4 wafers
620 Soda Lime, Flat 3 plaets
622 Soda-Lime-Silica Glass 2.2 kg
624 Lead-Silica Glass for dc Volume Resistivity 200 g
625 Zinc-Base Die-Casting Alloy A (block form) block
626 Zinc-Base Die-Casting Alloy B (block form) block
627 Zinc-Base Die-Casting Alloy C (block form) block
628 Zinc-Base Die-Casting Alloy D (block form) block
629 Zinc-Base Die-Casting Alloy E (block form) block
630 Zinc-Base Die-Casting Alloy F (block form) block
631 Spectrographic Zinc Spelter (Modified) block
633a Portland Cement 4 vials x 5 g
634a Portland Cement 100 g
635a Portland Cement (Blended with Slag) 5 vials x 5 g
640e Line Position and Line Shape Standard for Powder Diffraction (Silicon Powder) 7.5 g
641 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (A) disk
642 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (B) disk
643 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (C) disk
647 Titanium Alloy, Al-Mo-Sn-Zr 50 g
648 Titanium-Base Alloy l-2Sn-2Zr-4Cr-4Mo 50 g
649 Titanium-Base Alloy (15V-3Al-3Cr-3Sn) 50 g
654b Titanium Alloy, Al-V disk
656 Silicon Nitride Powders (Quantitative Analysis Powder Diffraction Standard) 2 x 10 g
659 Particle Size Distribution Standard for Sedigraph Calibration set (5)
660c Line Position and Line Shape Standard for Powder Diffraction (Lanthanum Hexaboride Powder) 6 g
663 Chromium-Vanadium Steel (Modified) 5 rods
665 Electrolytic Iron 5 rods
670 Rutile Ore 90 g
674b X-Ray Powder Diffraction Intensity Set (Quantitative Powder Diffraction Standard) 10.00 g (powder)
675 Line Position, Mica (XRD) 7.5 g
676a Alumina Powder (Quantitative Analysis Powder Diffraction Standard) 20 g
679 Brick Clay 75 g
682 High-Purity Zinc block
683 Zinc, Metal block
688 Basalt Rock 60 g
689 Ferrochromium Silicon 100 g
690 Iron Ore Canada 100 g
691 Iron Oxide, Reduced 100 g
692 Iron Ore, Labrador 100 g
693 Iron Ore (Nimba) 100 g
694 Phosphate Rock, Western 90 g
695 Trace Elements in Multi-Nutrient Fertilizer 70 g
696 Bauxite, Surinam 60 g
697 Bauxite, Dominican 60 g
698 Bauxite, Jamaican 60 g
699 Alumina (Reduction Grade) 60 g
705a Polystyrene (Narrow Molecular Weight Distribution) 5 g
706a Polystyrene (Broad Molecular Mass Distribution) 18 g
709 Extra Dense Lead Glass block
717a Hi Boron Glass Viscosity disk
720 Sapphire Heat Capacity 15 g
723e Tris Acidimetric 50 g
728 Intermediate-Purity Zinc pellet form, 450 g
731L1 Borosilicate Glass - Thermal Expansion 5 cm
731L2 Borosilicate Glass - Thermal Expansion 10 cm
731L3 Borosilicate Glass - Thermal Expansion 15 cm
741a Tin Freezing-Point Standard 200 g
742 Aluminum Oxide Pyrometric Standard 10 g
762 Magnetic Moment Standard - Nickel Disk 6 mm dia
764a Magnetic Susceptibility Standard - Platinum Cylinder 3 mm dia. x 3.42 L
772a Magnetic Moment Standard - Nickel Sphere each
781D2 Molybdenum - Heat Capacity 10 cm
853a Aluminum Alloy 3004 40 g
854a Aluminum Alloy 5182 40 g
855a Aluminum Casting Alloy 356 30 g
856a Aluminum Casting Alloy 380 30 g
858 Aluminum Alloy 6011 35 g
861 Nickel-based Superalloy PWA 1484 (chip form) 50 g
862 High-Temperature Alloy L 605 100 g