SRM 2430 Scheelite Ore 白钨矿 100g 美国NIST标准品

SRM 2389a  Amino Acids in 0.1 mol/L Hydrochloric Acid 0.1摩尔/升盐酸中的氨基酸 5 x 1.2 mL
SRM 2391c  PCR Based DNA Profiling Standard 聚合酶链反应分析法  6 vials
SRM 2392  Mitochondrial DNA Sequencing 线粒体基因测序  set (3)
SRM 2392-I  Mitochondrial DNA Sequencing 线粒体基因测序 each
SRM 2393  CAG Repeat Length Mutation in Huntington's Disease  set (6)
SRM 2394  Heteroplasmic Mitochondrial DNA Mutation Detection Std 异质性线粒体DNA突变检测性病  set (10)
SRM 2396  Oxidative DNA Damage Mass Spectrometry Standards  set (10)
SRM 2426  55 % Aluminum-Zinc Alloy  40g
美国NIST标准品 SRM 2430  Scheelite Ore 白钨矿 100g
SRM 2431  Titanium Base Alloy 50g
SRM 2432  Titanium-Base Alloy 10V - 2Fe - 3Al  50g
SRM 2433  Titanium Alloy  50g
SRM 2451  Fine Carbon (Activated) - From Cyanide Ore Leaching  100g
SRM 2454  Hydrogen In Titanium Alloy 钛合金中的氢  10g
SRM 2461  Standard Cartridge Case 1 each
SRM 2483  Single-Wall Carbon Nanotubes (Raw Soot) 单壁碳纳米管(生碳)  250mg
SRM 2490  Non-Newtonian Polymer Solution for Rheological Measurements 用于流变学测量的非牛顿聚合物溶液 100mL