Standard Reference Materials简称(SRMs)是美国国家标准技术局
(National Institute of Standards and Technology，NIST)制定的“标准参照样品(SRM)”
共有1200多种，每种标样都有美国国家标准技术局的详细分析报告和用途说明。
SRM标准参照样品的适用范围：(1)帮助开发准确的分析方法；
(2)用于校正检测仪器，质量控制，和测定检出极限；
(3)保证检测方法可靠性和长久稳定性。
详情请致电美同达客服专线：010-52457811 / 010-88482632/ 010- 52457812
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1dLimestone, Argillaceous70 g
4lCast Iron150 g
5mCast Iron150 g
6gCast Iron150 g
8kBessemer Steel (Simulated), 0.1 % Carbon150 g
12hCarbon Steel, 0.4 C150 g
13gCarbon Steel, 0.6 C150 g
14gCarbon Steel, 0.8 C150 g
15hCarbon Steel, 0.1 C150 g
16fBasic Open- Hearth Steel, 1% carbon150 g
17fSucrose Optical Rotation60 g
19hCarbon Steel, 0.2 C150 g
20gCarbon Steel150 g
25dManganese Ore60 g
30fLA Steel, Cr-V (SAE 6150)150 g
32eLA Steel, Ni-Cr (SAE 3140)150 g
33eLA Steel, Ni-Mo (SAE 4820)150 g
36bLA Steel, Cr-Mo150 g
39jBenzoic Acid (Calorimetric Standard)30 g
45dCu Freezing Point450 g
46hPortland Cement Fineness Std10 x 5 g
49eLead Freezing Point600 g
50cTungsten-Chromium-Vanadium Steel150 g
53eBearing Metal (84Pb-10Sb-6Sn)150 g
57bSilicon Metal40 g
58aFerrosilicon (73% Si)75 g
59aFerrosilicon50 g
64cFerrochromium, High Carbon100 g
68cFerromanganese, High Carbon100 g
69bBauxite (Arkansas)60 g
70aFeldspar, Potash40 g
72gLA Steel (AISI 4130)150 g
73cStainless Steel, Cr (SAE 420)150 g
76aBurnt Refractory (Al203-40%)75 g
77aBurnt Refractory (Al203-60%)75 g
78aBurnt Refractory (Al203-70%)75 g
79aFluorspar, Customs Grade120 g
81aGlass Sand75 g
82bCast Iron (Ni-Cr)150 g
84kPotassium Hydrogen Phthalate60 g
87aAluminum-Silicon Alloy75 g
88bDolomitic Limestone75 g
89Glass, Lead Barium45 g
92Low-Boron, Soda-Lime Powder45 g
93aHigh-Boron Borosilicatewafer
94cZinc-Base Die Casting Alloy150 g
97bFlint Clay60 g
98bPlastic Clay60 g
100bLA Steel, Manganese (SAE (T340)150 g
101gStainless Steel (AISI 304L)100 g
106bLA Steel, Cr-Mo-Al (Nitralloy rG)150 g
107cCast Iron (Ni-Cr-Mo)150 g
113bZinc Concentrate100 g
114qPortland Cement Fineness Stdset (20)
115aCast Iron (Cu-Ni-Cr)150 g
120cPhosphate Rock (Florida)90 g
121dStainless Steel, Cr-Ni-Ti (AISI 321)150 g
122iCast Iron150 g
123cStainless Steel, Cr-Ni-Nb (AISI 348)150 g
126cHigh Alloy Steel, High Nickel150 g
129cLA Steel, High Sulfur (SAE 112)150 g
131gLow Alloy Silicon Steel150 g
132bTool Steel (AISI M2)150 g
133bStainless Steel Cr-13, Mo-0.3, S-0.3150 g
134aTool Steel, Mo-W-Cr-V150 g
136fPotassium Dichromate, (Oxidimetric Standard)60 g
139bLA Steel, Cr-Ni-Mo (AISI 8640)150 g
141dAcetanilide2 g
142Anisic Acid2 g
148Nicotinic Acid2 g
152aCarbon Steel, 0.5 C150 g
154cTitanium Dioxide90 g
155LA Steel, Cr-W150 g
158aBronze, Silicon150 g
160bStainless Steel, Cr-Ni-Mo (AISI 316)150 g
163LA Steel, 1.0 C100 g
165aGlass Sand (Low Iron)75 g
166cStainless Steel, Carbon Only100 g
173cTitanium Alloy (6Al-4V)50 g
179LA Steel, High Silicon150 g
180Fluorspar, High Grade120 g
181Lithium Ore (Spodumene)45 g
182Lithium Ore (Petalite)45 g
183Lithium Ore (Lepidolite)45 g
185hPotassium Hydrogen Phthalate, pH Standard60 G
186gpH Standards, (set of 186-I-g + 186-II-g)set
187eSodium Tetraborate (Borax), pH30 g
188Potassium Hydrogen Tartrate, pH60 g
191cpH Standardsset (2)
193Potassium Nitrate90 g
194Ammonium Dihydrogen Phosphate90 g
195Ferrosilicon (75% Si-HP Grade)75 g
196Ferrochromium, Low Carbon100 g
198Silica Brick45 g
199Silica Brick45 g
200aPotassium Dihydrogen Phosphate90 g
211dToluene Liquid Density4x5 mL
276bTungsten Carbide75 g
277Tungsten Concentrate100 g
278Obsidian Rock35 g
291LA Steel, Cr-Mo (ASTM A 213)150 g
293LA Steel, Cr-Ni-Mo (AISI 8620)150 g
331aCopper Ore Mill Tails40 g
334Gray Cast Iron (Carbon & Sulfur)150 g
338White Cast Iron (Carbon & Sulfur)150 g
339Stainless Steel, Cr-Ni-Se (SAE 30)150 g
341Ductile Cast Iron150 g
342aNodular Cast Iron150 g
343aStainless Steel (AISI 431)150 g
344HA Steel, (Mo Precipitation Hardening)150 g
345aHA Steel, (Cu Precipitation Hardening)150 g
346aValve Steel150 g
347Magnesium Ferrosilicon100 g
348aHi Temp. Alloy, (A286) Ni-Cr150 g
349aWaspaloy150 g
350bBenzoic Acid (Acidimetric)30 g
351aSodium Carbonate50 g
361AISI 4340 Steel150 g
363Chromium-Vanadium Steel (Modified)150 g
364LA Steel, High C (mod.)150 g
368Carbon Steel (AISI 1211)150 g
399Unalloyed Copper VI (chips)50 g
400Unalloyed Copper VII (chips)50 g
454Unalloyed Copper XI (chips)35 g
457Unalloyed Copper IV (solid)rod
458Beryllium-Copper (17510)50 g
459Beryllium-Copper (17200)50 g
460Beryllium-Copper (17300)50 g
480Tungsten-Molybdenum EPMAdisk
481Gold-Silver EPMAset (6)
482Gold-Copper EPMAset (6)
494Unalloyed Copper I (solid)rod
495Unalloyed Copper II (solid)rod
498Unalloyed Copper V (solid)rod
499Unalloyed Copper VI (solid)rod
500Unalloyed Copper VII (solid)rod
600Bauxite, Australian-Darling Range90 g
607Potassium Feldspar5 g
610Trace Elements in Glass6 wafers
611Trace Elements in Glass6 wafers
612Trace Elements in Glass6 wafers
613Trace Elements in Glass6 wafers
614Trace Elements in Glass6 wafers
615Trace Elements in Glass6 wafers
616Trace Elements in Glass6 wafers
617Trace Elements in Glass6 wafers
620Soda Lime, Flatset (3)
621Soda-Lime Containerset (3)
622Soda-Lime Silica (Durability)2.2 kg
623Borosilicate (Durability)2.2 kg
624Lead-Silica, for dc resistivity200 g
625Zinc-Base Ablock
626Zinc-Base Bblock
627Zinc-Base Cblock
628Zinc-Base Dblock
629Zinc-Base E-ASTM AC 41Adisk
630Zinc-Base Fblock
631Zinc Spelter (mod.)block
634aPortland Cement100 g
641Titanium Alloy, 8 Mn (A)disk
642Titanium Alloy, 8 Mn (B)disk
643Titanium Alloy, 8 Mn (C)disk
647Titanium Alloy, Al-Mo-Sn-Zr50 g
648Titanium Alloy, Al-Sn-Zr-Cr-Mo50 g
649Titanium Alloy, V-Al-Cr-Sn50 g
650Unalloyed Titanium A30 g
651Unalloyed Titanium B30 g
654bTitanium Alloy, Al-Vdisk
656Silicon Nitride Powders for Quantitative Analysis2 x 10 g
659Particle Size Distribution Standard for Sedigraph Calibrationset (5)
663Chromium-Vanadium Steel (Modified)5 rods
665Electrolytic Iron5 rods
670Rutile Ore90 g
671Nickel Oxide 125 g
672Nickel Oxide 225 g
673Nickel Oxide 325 g
674bX-Ray Powder Diffraction, Intensity Set Quant Analysis10.00 g (powder)
675Line Position, Mica (XRD)7.5 g
676aAlumina Powder for Quantitative Analysis by X-ray Diffraction20 g
679Brick Clay75 g
680A-L1High Purity Platinum10 cm
682High Purity Zincblock
683Zinc, Metalblock
685rHigh Purity Goldrod 15g
685wHigh Purity Goldwire 3.2g
688Basalt Rock60 g
689Ferrochromium Silicon100 g pow
690Iron Ore Canada100 g
691Iron Oxide, Reduced100 g
692Iron Ore, Labrador100 g
693Iron Ore, Nimba100 g
694Phosphate Rock, Western90 g
695Trace Elements in Multi-Nutrient Fertilizer70 g
696Bauxite, Surinam60 g
697Bauxite, Dominican60 g
698Bauxite, Jamaican60 g
699Alumina (Reduction Grade)60 g
705aPolystyrene5 g
706aPolystyrene18 g
