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Potassium Tetroxalate Dihydrate pH Standard标准品|6100-20-5|NIST|65 g
Potassium Tetroxalate Dihydrate pH Standard标准品|6100-20-5|NIST|65 g
St. John's Wort (Hypericum perforatum L.) Aerial Parts标准品|NIST|1EA
St. John's Wort (Hypericum perforatum L.) Aerial Parts标准品|NIST|1EA
Subbituminous Coal (Nominal Mass Fraction 0.5 % Sulfur)标准品|NIST|1EA
Subbituminous Coal (Nominal Mass Fraction 0.5 % Sulfur)标准品|NIST|1EA
Potassium Chloride Primary Standard (Dried at 500 °C)标准品|NIST|30 g
Potassium Chloride Primary Standard (Dried at 500 °C)标准品|NIST|30 g
Fibrous glass blanket for high precison measurements 标准品|NIST|1EA
Fibrous glass blanket for high precison measurements 标准品|NIST|1EA
Ethanol-Water Solution (Nominal Mass Fraction 0.08 %)标准品|NIST|1EA
Ethanol-Water Solution (Nominal Mass Fraction 0.08 %)标准品|NIST|1EA
Tris(hydroxymethyl)aminomethane (HOCH2)3CNH2标准品|77-86-1|NIST|50 g
Tris(hydroxymethyl)aminomethane (HOCH2)3CNH2标准品|77-86-1|NIST|50 g
SLAP - Standard Light Antarctic Precipitation (Water)标准品|NIST|1EA
SLAP - Standard Light Antarctic Precipitation (Water)标准品|NIST|1EA
High-Energy Charpy V-Notch Impact Specimen (ASTM E23)标准品|NIST|1EA
High-Energy Charpy V-Notch Impact Specimen (ASTM E23)标准品|NIST|1EA
New York/New Jersey waterway sediment - PCBs and PAHs标准品|NIST|1EA
New York/New Jersey waterway sediment - PCBs and PAHs标准品|NIST|1EA
Potassium hydrogen phthalate - pH Standard标准品|877-24-7|NIST|60 g
Potassium hydrogen phthalate - pH Standard标准品|877-24-7|NIST|60 g
Contaminated soil - Hexavalent chromium (high level)标准品|NIST|1EA
Contaminated soil - Hexavalent chromium (high level)标准品|NIST|1EA
Hexavalent Chromium in Contaminated Soil (Low Level)标准品|NIST|1EA
Hexavalent Chromium in Contaminated Soil (Low Level)标准品|NIST|1EA
Semiconductor Thin Film: A1xGa1-xAs Epitaxial Layers 标准品|NIST|1EA
Semiconductor Thin Film: A1xGa1-xAs Epitaxial Layers 标准品|NIST|1EA
PCB Congeners in 2,2,4-Trimethylpentane (iso-Octane)标准品|NIST|1EA
PCB Congeners in 2,2,4-Trimethylpentane (iso-Octane)标准品|NIST|1EA
Mix Coal Tar/Petroleum Extract in Methylene Chloride标准品|NIST|1EA
Mix Coal Tar/Petroleum Extract in Methylene Chloride标准品|NIST|1EA
Low-Energy Charpy V-Notch Impact Specimen (ASTM E23)标准品|NIST|1EA
Low-Energy Charpy V-Notch Impact Specimen (ASTM E23)标准品|NIST|1EA
Titanium Dioxide Powder - Particle Size Distribution标准品|NIST|1EA
Titanium Dioxide Powder - Particle Size Distribution标准品|NIST|1EA
Fine carbon (activated) - From cyanide ore leaching 标准品|NIST|1EA
Fine carbon (activated) - From cyanide ore leaching 标准品|NIST|1EA
Respirable Alpha Quartz (Quantitative XRD Standard)标准品|NIST|1EA
Respirable Alpha Quartz (Quantitative XRD Standard)标准品|NIST|1EA
Basic Open-Hearth Steel 0.5% Carbon (Tin bearing)标准品|NIST|150 g
Basic Open-Hearth Steel 0.5% Carbon (Tin bearing)标准品|NIST|150 g
Inorganic Constituents in Softwood Biomass Material标准品|NIST|1EA
Inorganic Constituents in Softwood Biomass Material标准品|NIST|1EA
Inorganic Constituents in Hardwood Biomass Material标准品|NIST|1EA
Inorganic Constituents in Hardwood Biomass Material标准品|NIST|1EA
Sodium Tetraborate Decahydrate (Borax), pH Standard标准品|NIST|1EA
Sodium Tetraborate Decahydrate (Borax), pH Standard标准品|NIST|1EA
Polystyrene Spheres (0.3 um Diameter Particle Size)标准品|NIST|1EA
Polystyrene Spheres (0.3 um Diameter Particle Size)标准品|NIST|1EA
Portland cement - Turbidity and Fineness标准品|NIST|10 vials x 5 g
Portland cement - Turbidity and Fineness标准品|NIST|10 vials x 5 g
Polystyrene - narrow molecular weight distribution标准品|NIST|1EA
Polystyrene - narrow molecular weight distribution标准品|NIST|1EA
Bingham Mortar Mixture for Rheological Measurements标准品|NIST|1EA
Bingham Mortar Mixture for Rheological Measurements标准品|NIST|1EA
Infant Nutritional Formula (hydrolyzed milk-based)标准品|NIST|1EA
Infant Nutritional Formula (hydrolyzed milk-based)标准品|NIST|1EA
CAG Repeat Length Mutation in Huntington`s Disease标准品|NIST|1EA
CAG Repeat Length Mutation in Huntington`s Disease标准品|NIST|1EA
Polystyrene - narrow molecular weight distribution标准品|NIST|1EA
Polystyrene - narrow molecular weight distribution标准品|NIST|1EA
Fatty acid methyl esters in 2,2,4-trimethylpentane标准品|NIST|1EA
Fatty acid methyl esters in 2,2,4-trimethylpentane标准品|NIST|1EA
Nominal 30 micrometer Diameter Polystyrene Spheres标准品|NIST|1EA
Nominal 30 micrometer Diameter Polystyrene Spheres标准品|NIST|1EA
Synthetic refuse-derived fuel - Heat of combustion标准品|NIST|1EA
Synthetic refuse-derived fuel - Heat of combustion标准品|NIST|1EA
Polystyrene - Broad molecular weight distribution标准品|NIST|18 g
Polystyrene - Broad molecular weight distribution标准品|NIST|18 g
LaB6 Line position and line shape standard for XRD标准品|NIST|6 g
LaB6 Line position and line shape standard for XRD标准品|NIST|6 g
Tungsten concentrate - Tungsten oxide标准品|NIST|1 bottle x 100 g
Tungsten concentrate - Tungsten oxide标准品|NIST|1 bottle x 100 g
Ethanol water solution (nominal mass fraction 6%)标准品|NIST|1EA
Ethanol water solution (nominal mass fraction 6%)标准品|NIST|1EA
Oyster Tissue - Trace elements and methyl mercury标准品|NIST|1EA
Oyster Tissue - Trace elements and methyl mercury标准品|NIST|1EA
Bingham Paste Mixture for Rheological Measurements标准品|NIST|1EA
Bingham Paste Mixture for Rheological Measurements标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Thermal spray powder - Particle size distribution标准品|NIST|1EA
Thermal spray powder - Particle size distribution标准品|NIST|1EA
Carbon Monoxide in Nitrogen 标准品|Nominal 100 umol/mol|NIST|1EA
Carbon Monoxide in Nitrogen 标准品|Nominal 100 umol/mol|NIST|1EA
IAEA-N-1 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
IAEA-N-1 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
Monomethylarsonic Acid Standard Solution标准品|124-58-3|NIST|1EA
Monomethylarsonic Acid Standard Solution标准品|124-58-3|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Carbon Monoxide in Nitrogen 标准品|Nominal 50 umol/mol|NIST|1EA
Carbon Monoxide in Nitrogen 标准品|Nominal 50 umol/mol|NIST|1EA
Nitrogen and Oxygen Isotopes in Nitrate (USGS35)标准品|NIST|1EA
Nitrogen and Oxygen Isotopes in Nitrate (USGS35)标准品|NIST|1EA
Chlorinated Pesticides Solution-II in iso-Octane标准品|NIST|1EA
Chlorinated Pesticides Solution-II in iso-Octane标准品|NIST|1EA
Soil containing lead from paint - Trace elements标准品|NIST|1EA
Soil containing lead from paint - Trace elements标准品|NIST|1EA
Lake Superior fish tissue - Organic contaminants标准品|NIST|1EA
Lake Superior fish tissue - Organic contaminants标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Nitrogen and Oxygen Isotopes in Nitrate (USGS34)标准品|NIST|1EA
Nitrogen and Oxygen Isotopes in Nitrate (USGS34)标准品|NIST|1EA
Lake Michigan fish tissue - Organic contaminants标准品|NIST|1EA
Lake Michigan fish tissue - Organic contaminants标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Copper and chromium on steel - Coating thickness标准品|NIST|1EA
Synthetic sapphire - Enthalpy and heat capacity标准品|NIST|15 g
Synthetic sapphire - Enthalpy and heat capacity标准品|NIST|15 g
Polystyrene - Heat capacity and molecular weight标准品|NIST|5 g
Polystyrene - Heat capacity and molecular weight标准品|NIST|5 g
Carbon Monoxide in Nitrogen标准品|Nominal 500 umol/mol|NIST|1EA
Carbon Monoxide in Nitrogen标准品|Nominal 500 umol/mol|NIST|1EA
1V JAWS Cryopackage with Liquid Helium Cryoprobe标准品|NIST|1EA
1V JAWS Cryopackage with Liquid Helium Cryoprobe标准品|NIST|1EA
Diesel particulate matter - PAHs and nitro-PAHs标准品|NIST|1EA
Diesel particulate matter - PAHs and nitro-PAHs标准品|NIST|1EA
Linerboard - Tape adhesion testing (sheet form)标准品|NIST|1EA
Linerboard - Tape adhesion testing (sheet form)标准品|NIST|1EA
Oxidative DNA Damage Mass Spectrometry Standard标准品|NIST|1EA
Oxidative DNA Damage Mass Spectrometry Standard标准品|NIST|1EA
Portland Cement (Blended with Slag - Type 1S-40)标准品|NIST|1EA
Portland Cement (Blended with Slag - Type 1S-40)标准品|NIST|1EA
Mussel tissue -Trace elements and methylmercury标准品|NIST|1EA
Mussel tissue -Trace elements and methylmercury标准品|NIST|1EA
Polystyrene- Particle size标准品|(0.5 wt. % in water)|NIST|1EA
Polystyrene- Particle size标准品|(0.5 wt. % in water)|NIST|1EA
Bituminous Coal (Sulfur, Mercury, and Chlorine)标准品|NIST|1EA
Bituminous Coal (Sulfur, Mercury, and Chlorine)标准品|NIST|1EA
Human Lung Environmental Radioactivity Standard标准品|NIST|1EA
Human Lung Environmental Radioactivity Standard标准品|NIST|1EA
Diesel Particulate Matter (Industrial Forklift)标准品|NIST|1EA
Diesel Particulate Matter (Industrial Forklift)标准品|NIST|1EA
Aluminosilicate glass - Liquidus temperature 标准品|NIST|1EA
Aluminosilicate glass -  Liquidus temperature 标准品|NIST|1EA
Mitochondrial DNA sequencing (Human HL-60 DNA)标准品|NIST|1EA
Mitochondrial DNA sequencing (Human HL-60 DNA)标准品|NIST|1EA
USGS25 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
USGS25 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
Hopanes and steranes in 2,2,4-trimethylpentane标准品|NIST|1EA
Hopanes and steranes in 2,2,4-trimethylpentane标准品|NIST|1EA
USGS32 Nitrogen and Oxygen Isotopes in Nitrate标准品|NIST|1EA
USGS32 Nitrogen and Oxygen Isotopes in Nitrate标准品|NIST|1EA
Ethanol-Water Solution, (nominal 25 % by mass)标准品|NIST|1EA
Ethanol-Water Solution, (nominal 25 % by mass)标准品|NIST|1EA
Industrial sludge - Leachable and total metals标准品|NIST|1EA
Industrial sludge - Leachable and total metals标准品|NIST|1EA
DNA sequence library for external RNA controls标准品|NIST|1EA
DNA sequence library for external RNA controls标准品|NIST|1EA
USGS26 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
USGS26 (Nitrogen Isotopes in Ammonium Sulfate)标准品|NIST|1EA
Polystyrene film - IR transmission wavelength 标准品|NIST|1EA
Polystyrene film - IR transmission wavelength 标准品|NIST|1EA
Secondary Ferrite Number Standard - High Range标准品|NIST|1EA
Secondary Ferrite Number Standard - High Range标准品|NIST|1EA
Foundry coke - Sulfur, ash and volatile matter标准品|NIST|1EA
Foundry coke - Sulfur, ash and volatile matter标准品|NIST|1EA
NSVEC (Nitrogen Isotopes in Gaseous Nitrogen)标准品|NIST|1EA
NSVEC (Nitrogen Isotopes in Gaseous Nitrogen)标准品|NIST|1EA
Spray-Dried Whole Egg for Allergen Detection 标准品|NIST|1EA
Spray-Dried Whole Egg for Allergen Detection 标准品|NIST|1EA
Bismuth - DSC calibration standard 标准品|7440-69-9|NIST|1EA
Bismuth - DSC calibration standard 标准品|7440-69-9|NIST|1EA
Phosphorus Implant in Silicon - Depth profile标准品|NIST|1EA
Phosphorus Implant in Silicon - Depth profile标准品|NIST|1EA
Burnt refractory (Al2O3- 70%) - Constituents标准品|NIST|75 g
Burnt refractory (Al2O3- 70%) - Constituents标准品|NIST|75 g
Secondary Ferrite Number Standard - Low Range标准品|NIST|1EA
Secondary Ferrite Number Standard - Low Range标准品|NIST|1EA
Zirconia thermal spray powder - Particle size标准品|NIST|1EA
Zirconia thermal spray powder - Particle size标准品|NIST|1EA
Carbon Dioxide in Nitrogen 2.0 标准品|2.0% mol/mol|NIST|1EA
Carbon Dioxide in Nitrogen 2.0 标准品|2.0% mol/mol|NIST|1EA
Trace Elements in Pine Needles (Pinus taeda)标准品|NIST|1EA
Trace Elements in Pine Needles (Pinus taeda)标准品|NIST|1EA
IAEA-S-3 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
IAEA-S-3 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
IAEA-S-1 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
IAEA-S-1 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
Hydrogen-3 Radioactivity Standard标准品|10028-17-8|NIST|1EA
Hydrogen-3 Radioactivity Standard标准品|10028-17-8|NIST|1EA
New Jersey Soil, Organics and Trace Elements标准品|NIST|1EA
New Jersey Soil, Organics and Trace Elements标准品|NIST|1EA
IAEA-S-2 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
IAEA-S-2 (Sulfur Isotopes in Silver Sulfide)标准品|NIST|1EA
Near infrared wavelength/reflection standard标准品|NIST|1EA
Near infrared wavelength/reflection standard标准品|NIST|1EA
Low Temperature Seebeck Coefficient Standard标准品|NIST|1EA
Low Temperature Seebeck Coefficient Standard标准品|NIST|1EA
Crude oil (heavy-sweet) - Sulfur and mercury标准品|NIST|1EA
Crude oil (heavy-sweet) - Sulfur and mercury标准品|NIST|1EA
Genomic DNA Standards for HER2 Measurements标准品|NIST|1EA
Genomic DNA Standards for HER2 Measurements标准品|NIST|1EA
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