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美国国家标准与技术研究院(NIST)产品介绍【代理商】188bio精品生物—专注于实验室精品爆款的电商平台 - 蚂蚁淘旗下精选188款生物医学科研用品
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美国国家标准与技术研究院(NIST)产品介绍【代理商】

美国国家标准与技术研究院(NIST)产品介绍【代理商】

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简介:

NIST的科学家主要从事生物技术、化学、半导体电子学、陶瓷学、物理学、光电子学、防火、聚合物、信息技术、制造工程和计量科学。NIST每年的运行经费大约为86400万美元。目前拥有4600位研究人员和流动人员,其中科研、技术、后勤和管理人员有3000人,其中有两位诺贝尔奖获得者。另外有1600余名客座研究人员。此外,NIST在全国的附属中心还有2000名制造业专家和工作人员。

NISTStandardReferenceMaterials(简称SRMs)是美国国家标准局(NIST)制定的“标准参照样品(SRM)”,共有1100多种,每种标样都有美国国家标准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)保证检测方法的可靠性和长久稳定性。

英文介绍:

TheNationalInstituteofStandardsandTechnology(NIST)wasfoundedin1901andisnowpartoftheU.S.DepartmentofCommerce.NISTisoneofthenation'soldestphysicalsciencelaboratories.CongressestablishedtheagencytoremoveamajorchallengetoU.S.industrialcompetitivenessatthetime—asecond-ratemeasurementinfrastructurethatlaggedbehindthecapABIlitiesoftheUnitedKingdom,Germany,andothereconomicrivals.

Fromthesmartelectricpowergridandelectronichealthrecordstoatomicclocks,advancednanomaterials,andcomputerchips,innumerableproductsandservicesrelyinsomewayontechnology,measurement,andstandardsprovidedbytheNationalInstituteofStandardsandTechnology.

Today,NISTmeasurementssupportthesmallestoftechnologiestothelargestandmostcomplexofhuman-madecreations—fromnanoscaledevicessotinythattensofthousandscanfitontheendofasinglehumanhairuptoearthquake-resistantskyscrapersandglobalcommunicationnetworks.


51100bLASteel,Manganese(SAET340)150g
52101gStainlessSteel(AISI304L)100g
53106bLASteel,Cr-Mo-Al(NitralloyrG)150g
54107cCastIron(Ni-Cr-Mo)150g
55113bZincConcentrate100g
56114qPortlandCementFinenessStdset(20)
57115aCastIron(Cu-Ni-Cr)150g
58120cPhosphateRock(Florida)90g
59121dStainlessSteel,(Cr17-Ni11-Ti0.3)(AISI321)150g
60122iCastIron150g
61123cStainlessSteel,Cr-Ni-Nb(AISI348)150g
62126cHigh-NickelSteel(36%Ni)150g
63127bSolder,40Sn-60Pb150g
64129cLASteel,HighSulfur(SAE112)150g
65132bToolSteel(AISIM2)150g
66133bChromium-MolyBDenumSteel150g
67134aToolSteel,Mo-W-Cr-V150g
68136fPotassiumDichromate,(OxidimetricStandard)60g
69139bLASteel,Cr-Ni-Mo(AISI8640)150g
70141dAcetanilide2g
71142AnisicAcid2g
72143dCystine2g
73148NicotinicAcid2g
74152aBasicOpen-HearthSteel,0.5%Carbon(TinBearing)150g
75154cTitaniumDioxide90g
76155LASteel,Cr-W150g
77158aBronze,Silicon150g
78160bStainlessSteel(Cr18-Ni12-Mo2)(AISI316)150g
79163LASteel,1.0C100g
80165aGlassSand(LowIron)75g
81166cStainlessSteel,Low-Carbon(AISI316L)100g
82173cTitaniumAlloy(6Al-4V)50g
831780.4CBasicOxygenFurnaceSteel150g
84179LASteel,HighSilicon150g
85180Fluorspar,HighGrade120g
86181LithiumOre(Spodumene)45g
87182LithiumOre(Petalite)45g
88183LithiumOre(Lepidolite)45g
89186gpHStandards,(setof186-I-g+186-II-g)set
90187eSodiumTetraborate(Borax),pH30g
91188PotassiumHydrogenTartrate,pH60g
92189cPotassiumTetroxalateDihydratepHStandard65g
93191dpHStandards,(setof191d-I+191d-II)1bottlex25g;1bottlex30g
94193PotassiumNitrate90g
95196Ferrochromium,LowCarbon100g
96198SilicaBrick45g
97199SilicaBrick45g
98200bPotassiumDihydrogenPhosphate,(KH2PO4)90g
99211dTolueneLiquidDensity4x5mL
100277TungstenConcentrate100g
101278ObsidianRock35g
102291LASteel,Cr-Mo(ASTMA213)150g
103293LASteel,Cr-Ni-Mo(AISI8620)150g
104330aCopperOreMillHeads1bottlex90g
105331aCopperOreMillTails40g
106333aMolybdenumSulfideConcentrate1pouchx60g
107334GrayCastIron(Carbon&Sulfur)150g
108338WhiteCastIron(Carbon&Sulfur)150g
109339StainlessSteel,Cr-Ni-Se(SAE30)150g
110341DuctileCastIron150g
111342aNodularCastIron150g
112343aStainlessSteel(AISI431)150g
113344HASteel,(MoPrecipitationHardening)150g
114345aHASteel,(CuPrecipitationHardening)150g
115346aValveSteel150g
116348aHiTemp.Alloy,(A286)Ni-Cr150g
117349aWaspaloy150g
118350bBenzoicAcid(Acidimetric)30g
119351aSodiumCarbonate50g
120361AISI4340Steel150g
121363Chromium-VanADIumSteel(Modified)150g
122364LASteel,HighC(mod.)150g
123368CarbonSteel(AISI1211)150g
124399UnalloyedCopperVI(chips)50g
125400UnalloyedCopperVII(chips)50g
126423MolybdenumOxideConcentrate1pouchx60g
127454UnalloyedCopperXI(chips)35g
128457UnalloyedCopperIV(solid)rod
129458Beryllium-Copper(17510)50g
130459Beryllium-Copper(17200)50g
131460Beryllium-Copper(17300)50g
132480Tungsten-MolybdenumEPMAdisk
133481Gold-SilverEPMAset(6)
134482Gold-CopperEPMAset(6)
135494UnalloyedCopperI(solid)rod
136495UnalloyedCopperII(solid)rod
137498UnalloyedCopperV(solid)rod
138500UnalloyedCopperVII(solid)rod
139600Bauxite,Australian-DarlingRange90g
140607PotassiumFeldspar5g
141610TraceElementsinGlass4wafers
142611TraceElementsinGlass4wafers
143612TraceElementsinGlass4wafers
144613TraceElementsinGlass4wafers
145614TraceElementsinGlass4wafers
146615TraceElementsinGlass4wafers
147616TraceElementsinGlass4wafers
148617TraceElementsinGlass4wafers
149620SodaLime,Flatset(3)
150621Soda-LimeContainerset(3)
151622Soda-LimeSilica(Durability)2.2kg
152623Borosilicate(Durability)2.2kg
153624Lead-Silica,fordcresistivity200g
154625Zinc-BaseAblock
155626Zinc-BaseBblock
156627Zinc-BaseCblock
157628Zinc-BaseDblock
158629Zinc-BaseE-ASTMAC41Adisk
159630Zinc-BaseFblock
160631ZincSpelter(mod.)block
161633aPortlandCement4vialsx5g
162634aPortlandCement100g
163640dSiliconPowderLinePosition+LineShapeStdforPowderDif7.5g
164641TitaniumAlloy,8Mn(A)disk
165642TitaniumAlloy,8Mn(B)disk
166643TitaniumAlloy,8Mn(C)disk
167647TitaniumAlloy,Al-Mo-Sn-Zr50g
168648TitaniumAlloy,Al-Sn-Zr-Cr-Mo50g
169649TitaniumAlloy,V-Al-Cr-Sn50g
170650UnalloyedTitaniumA30g
171654bTitaniumAlloy,Al-Vdisk
172656SiliconNitridePowdersforQuantitativeAnalysis2x10g
173659ParticleSizeDistributionStandardforSedigraphCalibrationset(5)
174660bLinePositionandLineShape,StdforPowderDiffraction6g
175663Chromium-VanadiumSteel(Modified)5rods
176665ElectrolyticIron5rods
177670RutileOre90g
178671NickelOxide125g
179672NickelOxide225g
180673NickelOxide325g
181674bX-RayPowderDiffractionIntensitySet(QuantitativePowderDiffractionStandard)10.00g(powder)
182675LinePosition,Mica(XRD)7.5g
183676aAluminaPowderforQuantitativeAnalysisbyX-rayDiffraction20g
184679BrickClay75g
185680A-L1HighPurityPlatinum10cm
186682HighPurityZincblock
187683Zinc,Metalblock
188685rHighPurityGold(Rod)rod15g
189688BasaltRock60g
190689FerrochromiumSilicon100gpow
191690IronOreCanada100g
192691IronOxide,Reduced100g
193692IronOre,Labrador100g
194693IronOre,Nimba100g
195694PhosphateRock,Western90g
196695TraceElementsinMulti-NutrientFertilizer70g
197696Bauxite,Surinam60g
198697Bauxite,Dominican60g
199698Bauxite,Jamaican60g
200699Alumina(ReductionGrade)60g
201705aPolystyrene5g
202706aPolystyrene18g
203709ExtraDenseLeadGlass500g
204714AluminaGlassAnnealPt225g
205717aHiBoronGlassViscosity450g
206720SapphireHeatCapacity15g
207723eTrisAcidimetric50g
208726Selenium,Inter-Purity450g
209728Zinc,IntermediatePurity450g



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