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Vitamin D Metabolites in Frozen Human Serum标准品|NIST|1EA
Vitamin D Metabolites in Frozen Human Serum标准品|NIST|1EA
Gold vs. Platinum Thermocouple Thermometer 标准品|NIST|1EA
Gold vs. Platinum Thermocouple Thermometer 标准品|NIST|1EA
Bessemer Steel (Simulated), 0.1 % Carbon 标准品|NIST|150 g
Bessemer Steel (Simulated), 0.1 % Carbon 标准品|NIST|150 g
Polystyrene Spheres (Nominal Diameter 1 µm)标准品|NIST|1EA
Polystyrene Spheres (Nominal Diameter 1 µm)标准品|NIST|1EA
Protein Drink Mix - nutriional composition标准品|NIST|1EA
Protein Drink Mix - nutriional composition标准品|NIST|1EA
Aroclor 1260 in transformer oil标准品|11096-82-5|NIST|1EA
Aroclor 1260 in transformer oil标准品|11096-82-5|NIST|1EA
Radium-226 Radioactivity Standard Solution标准品|NIST|1EA
Radium-226 Radioactivity Standard Solution标准品|NIST|1EA
Vickers Hardness of Ceramics and Hardmetals标准品|NIST|1EA
Vickers Hardness of Ceramics and Hardmetals标准品|NIST|1EA
Magnetic moment standard - Nickel disc标准品|NIST|6 mm dia
Magnetic moment standard - Nickel disc标准品|NIST|6 mm dia
Thianthrene Combustion Calorimeter标准品|92-85-3|NIST|1EA
Thianthrene Combustion Calorimeter标准品|92-85-3|NIST|1EA
Amino acids in 0.1 mol/L Hydrochloric acid标准品|NIST|1EA
Amino acids in 0.1 mol/L Hydrochloric acid标准品|NIST|1EA
Aroclor 1248 in transformer oil标准品|12672-29-6|NIST|1EA
Aroclor 1248 in transformer oil标准品|12672-29-6|NIST|1EA
Thermal Conductivity - Fibrous Glass Board标准品|NIST|1EA
Thermal Conductivity - Fibrous Glass Board标准品|NIST|1EA
Chromium nitrate - Isotopic composition标准品|NIST|0.25 g
Chromium nitrate - Isotopic composition标准品|NIST|0.25 g
Aroclor 1254 in transformer oil标准品|11097-69-1|NIST|1EA
Aroclor 1254 in transformer oil标准品|11097-69-1|NIST|1EA
Portland cement (cranberry) - Constituents标准品|NIST|1EA
Portland cement (cranberry) - Constituents标准品|NIST|1EA
Benzoic acid - Heat of combustion标准品|65-85-0|NIST|30 g
Benzoic acid - Heat of combustion标准品|65-85-0|NIST|30 g
Aroclor 1242 in transformer oil标准品|53469-21-9|NIST|1EA
Aroclor 1242 in transformer oil标准品|53469-21-9|NIST|1EA
Ceramic silicon nitride - Hardness (Knoop)标准品|NIST|1EA
Ceramic silicon nitride - Hardness (Knoop)标准品|NIST|1EA
Perfluorinated Sulfonic Acids in Methanol标准品|NIST|1EA
Perfluorinated Sulfonic Acids in Methanol标准品|NIST|1EA
Calcinated petroleum coke - Trace elements标准品|NIST|1EA
Calcinated petroleum coke - Trace elements标准品|NIST|1EA
Sodium chloride - Isotopic composition标准品|NIST|0.25 g
Sodium chloride - Isotopic composition标准品|NIST|0.25 g
25-Hydroxyvitamin D calibration solutions标准品|NIST|1EA
25-Hydroxyvitamin D calibration solutions标准品|NIST|1EA
Polyethylene gas pipe resin (unpigmented)标准品|NIST|1EA
Polyethylene gas pipe resin (unpigmented)标准品|NIST|1EA
Arson Test Mixture in Methylene Chloride 标准品|NIST|1EA
Arson Test Mixture in Methylene Chloride 标准品|NIST|1EA
Fish oil -Omega-3 and omega-6 fatty acids标准品|NIST|1EA
Fish oil -Omega-3 and omega-6 fatty acids标准品|NIST|1EA
Potassium Hydrogen Tartrate, pH标准品|868-14-4|NIST|60 g
Potassium Hydrogen Tartrate, pH标准品|868-14-4|NIST|60 g
Medium Test Dust (MTD) in Hydraulic Fluid标准品|NIST|1EA
Medium Test Dust (MTD) in Hydraulic Fluid标准品|NIST|1EA
Nickel-chromium thin film - Depth profile标准品|NIST|1EA
Nickel-chromium thin film - Depth profile标准品|NIST|1EA
Molybdenum - Enthalpy and heat capacity标准品|NIST|10 cm
Molybdenum - Enthalpy and heat capacity标准品|NIST|10 cm
Restricted Elements in Polyvinyl Chloride标准品|NIST|1EA
Restricted Elements in Polyvinyl Chloride标准品|NIST|1EA
Magnetic Moment Standard - Nickel Sphere标准品|NIST|each
Magnetic Moment Standard - Nickel Sphere标准品|NIST|each
Restricted Elements in Polyvinyl Chloride标准品|NIST|1EA
Restricted Elements in Polyvinyl Chloride标准品|NIST|1EA
Lithium ore, Lepidolite - Lithium oxide标准品|NIST|45 g
Lithium ore, Lepidolite - Lithium oxide标准品|NIST|45 g
Low alloy steel, basic open hearth, 1% C标准品|NIST|1EA
Low alloy steel, basic open hearth, 1% C标准品|NIST|1EA
Adult Nutritional Formula (high-protein)标准品|NIST|1EA
Adult Nutritional Formula (high-protein)标准品|NIST|1EA
Benzoic acid - Acidmetric value标准品|65-85-0|NIST|30 g
Benzoic acid - Acidmetric value标准品|65-85-0|NIST|30 g
Free cutting brass (UNS 36000), Ø39x19mm标准品|NIST|1EA
Free cutting brass (UNS 36000), Ø39x19mm标准品|NIST|1EA
Lead Paint Films for Children's Products标准品|NIST|1EA
Lead Paint Films for Children's Products标准品|NIST|1EA
Niobium-titanium wire - Critical current标准品|NIST|1EA
Niobium-titanium wire - Critical current标准品|NIST|1EA
Three Planar PCB Congeners in iso-Octane标准品|NIST|1EA
Three Planar PCB Congeners in iso-Octane标准品|NIST|1EA
Ammonium Dihydrogen Phosphate标准品|7722-76-1|NIST|90 g
Ammonium Dihydrogen Phosphate标准品|7722-76-1|NIST|90 g
Freshwater lake sediment - Radioactivity标准品|NIST|1EA
Freshwater lake sediment - Radioactivity标准品|NIST|1EA
Glass sand (high alumina) - Constituents标准品|NIST|1EA
Glass sand (high alumina) - Constituents标准品|NIST|1EA
Trace Elements in Soil w/lead from paint标准品|NIST|1EA
Trace Elements in Soil w/lead from paint标准品|NIST|1EA
PBDE Congeners in 2,2,4-Trimethylpentane标准品|NIST|1EA
PBDE Congeners in 2,2,4-Trimethylpentane标准品|NIST|1EA
Sodium carbonate - Acidimetric standard标准品|NIST|50 g
Sodium carbonate - Acidimetric standard标准品|NIST|50 g
Low-Alloy High-Silicon Steel (disk form)标准品|NIST|1EA
Low-Alloy High-Silicon Steel (disk form)标准品|NIST|1EA
Copper base Alloy Cupro-Nickel (CDA 715)标准品|NIST|1EA
Copper base Alloy Cupro-Nickel (CDA 715)标准品|NIST|1EA
HA Steel, (Mo Precipitation Hardening)标准品|NIST|150 g
HA Steel, (Mo Precipitation Hardening)标准品|NIST|150 g
Bingham Concrete Mixture for Rheological标准品|NIST|1EA
Bingham Concrete Mixture for Rheological标准品|NIST|1EA
Titanium Dioxide Nanomaterial标准品|13463-67-7|NIST|1EA
Titanium Dioxide Nanomaterial标准品|13463-67-7|NIST|1EA
Low alloy steel, Cr-Ni-Mo (AISI 8640)标准品|NIST|150 g
Low alloy steel, Cr-Ni-Mo (AISI 8640)标准品|NIST|150 g
Arsenous Acid (AsIII) Standard Solution标准品|NIST|1EA
Arsenous Acid (AsIII) Standard Solution标准品|NIST|1EA
Priority pollutant PAHs in acetonitrile标准品|NIST|1EA
Priority pollutant PAHs in acetonitrile标准品|NIST|1EA
PCB Congeners in 2,2,4-Trimethylpentane标准品|NIST|1EA
PCB Congeners in 2,2,4-Trimethylpentane标准品|NIST|1EA
Limestone, Argillaceous - Constituents标准品|NIST|70 g
Limestone, Argillaceous - Constituents标准品|NIST|70 g
Sodium Oxalate (Reductometric Standard)标准品|NIST|1EA
Sodium Oxalate (Reductometric Standard)标准品|NIST|1EA
Silicon nitride - Specific surface area标准品|NIST|1EA
Silicon nitride - Specific surface area标准品|NIST|1EA
Molybdenum oxide concentrate标准品|NIST|1 pouch x 60 g
Molybdenum oxide concentrate标准品|NIST|1 pouch x 60 g
Lithium carbonate (clinical)标准品|554-13-2|NIST|30 g
Lithium carbonate  (clinical)标准品|554-13-2|NIST|30 g
Phosphate rock, western - Constituents标准品|NIST|90 g
Phosphate rock, western - Constituents标准品|NIST|90 g
Gold ore, refractory - Trace elements标准品|NIST|200 g
Gold ore, refractory - Trace elements标准品|NIST|200 g
Fe-Cr-Ni Alloy UNS J92180 (chip form)标准品|NIST|150 g
Fe-Cr-Ni Alloy UNS J92180 (chip form)标准品|NIST|150 g
Stainless steel, Cr-Ni-Se (SAE 303Se)标准品|NIST|150 g
Stainless steel, Cr-Ni-Se (SAE 303Se)标准品|NIST|150 g
Lithium ore, Petalite - Lithium oxide标准品|NIST|45 g
Lithium ore, Petalite - Lithium oxide标准品|NIST|45 g
Mercury (II) Chloride Standard Solution标准品|NIST|1EA
Mercury (II) Chloride Standard Solution标准品|NIST|1EA
Single-Wall Carbon Nanotubes (Raw Soot)标准品|NIST|1EA
Single-Wall Carbon Nanotubes (Raw Soot)标准品|NIST|1EA
Radiogenic Lead Isotopic Standard标准品|NIST|1 g wire
Radiogenic Lead Isotopic Standard标准品|NIST|1 g wire
Trace Elements in Coal (Subbituminous)标准品|NIST|1EA
Trace Elements in Coal (Subbituminous)标准品|NIST|1EA
FDA Saxitoxin Dihydrochloride Solution标准品|NIST|1EA
FDA Saxitoxin Dihydrochloride Solution标准品|NIST|1EA
Soft borosilicate glass - Constituents标准品|NIST|1EA
Soft borosilicate glass - Constituents标准品|NIST|1EA
Multi-nutrient fertiliser - Elements标准品|NIST|70 g
Multi-nutrient fertiliser  - Elements标准品|NIST|70 g
Mercury in Brominated Activated Carbon标准品|NIST|1EA
Mercury in Brominated Activated Carbon标准品|NIST|1EA
Stainless steel, Cr18Ni12Mo2, Ø32x19mm标准品|NIST|1EA
Stainless steel, Cr18Ni12Mo2, Ø32x19mm标准品|NIST|1EA
Stainless Steel, Cr-Ni-Nb (AISI 348)标准品|NIST|150 g
Stainless Steel, Cr-Ni-Nb (AISI 348)标准品|NIST|150 g
Portland Cement (Blended with Fly Ash)标准品|NIST|1EA
Portland Cement (Blended with Fly Ash)标准品|NIST|1EA
PCB Congener Solution II in iso-Octane标准品|NIST|1EA
PCB Congener Solution II in iso-Octane标准品|NIST|1EA
Used auto catalyst - recycled monolith标准品|NIST|1EA
Used auto catalyst - recycled monolith标准品|NIST|1EA
Soda-Lime Glass (Beads 0.05 – 0.15mm)标准品|NIST|45 g
Soda-Lime Glass (Beads 0.05 – 0.15mm)标准品|NIST|45 g
Rockwell C Scale Hardness (High Range)标准品|NIST|1EA
Rockwell C Scale Hardness (High Range)标准品|NIST|1EA
Cigarette ignition strength standard 标准品|NIST|1EA
Cigarette ignition strength standard 标准品|NIST|1EA
Soy-Containing Solid Oral Dosage Form标准品|NIST|1EA
Soy-Containing Solid Oral Dosage Form标准品|NIST|1EA
Basic Open- Hearth Steel, 1% carbon标准品|NIST|150 g
Basic Open- Hearth Steel, 1% carbon标准品|NIST|150 g
Cadmium cyclohexanebutyrate - Cadmium标准品|NIST|1EA
Cadmium cyclohexanebutyrate - Cadmium标准品|NIST|1EA
Multiwall Carbon Nanotubes (Raw Soot)标准品|NIST|1EA
Multiwall Carbon Nanotubes (Raw Soot)标准品|NIST|1EA
Trace particulate explosive simulants标准品|NIST|1EA
Trace particulate explosive simulants标准品|NIST|1EA
Glass sand (low iron) - Constituents标准品|NIST|75 g
Glass sand (low iron) - Constituents标准品|NIST|75 g
Basic Open-Hearth Steel 0.4% Carbon标准品|NIST|150 g
Basic Open-Hearth Steel 0.4% Carbon标准品|NIST|150 g
Ocean Shellfish Radionuclide Standard标准品|NIST|1EA
Ocean Shellfish Radionuclide Standard标准品|NIST|1EA
Dynamic impact force verific specimen标准品|NIST|1EA
Dynamic impact force verific specimen标准品|NIST|1EA
Dynamic impact force verific specimen标准品|NIST|1EA
Dynamic impact force verific specimen标准品|NIST|1EA
Zinc, intermediate purity标准品|NIST|pin form, 450 g
Zinc, intermediate purity标准品|NIST|pin form, 450 g
Synthetic glass - Lead and germanium标准品|NIST|1EA
Synthetic glass - Lead and germanium标准品|NIST|1EA
Sulfur and mercury in bituminous coal标准品|NIST|1EA
Sulfur and mercury in bituminous coal标准品|NIST|1EA
Nickel Base Alloy Waspaloy Ni-Co-Cr标准品|NIST|150 g
Nickel Base Alloy Waspaloy Ni-Co-Cr标准品|NIST|150 g
Bituminous Coal - 3 % Sulfur, Mercury标准品|NIST|1EA
Bituminous Coal - 3 % Sulfur, Mercury标准品|NIST|1EA
Soda lime sheet glass - Constituents标准品|NIST|1EA
Soda lime sheet glass - Constituents标准品|NIST|1EA
Low-calorie cranberry juice cocktail标准品|NIST|1EA
Low-calorie cranberry juice cocktail标准品|NIST|1EA
Soda-lime float glass - Constituents标准品|NIST|1EA
Soda-lime float glass - Constituents标准品|NIST|1EA
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