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2630 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1500 μmol/mol) each
2635a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 25 μmol/mol) cylinder
2636a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction?250 μmol/mol) cylinder
2637a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction?2500 μmol/mol) cylinder
2639a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 1 % mol/mol) cylinder
2640a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol) cylinder
2641a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 4 % mol/mol) cylinder
2642a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 8 % mol/mol) cylinder
2644a Propane in Nitrogen (Nominal Amount-of-Substance Fraction 250 μmol/mol) cylinder
2657a Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol) cylinder
2658a Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol) cylinder
2668 Toxic Elements in Frozen Human Urine 10 vials x 1.5 mL
2669 Arsenic Species in Frozen Human Urine 10 vials x 1.5 mL
2670a Toxic Elements in Freeze-Dried Urine 4 bottles x 20 mL
2681 Trace Constituent Elements in Blank Filters 10 filters
2682c Subbituminous Coal (Nominal Mass Fraction 0.5 % Sulfur) 1 bottle x 50 g
2683c Bituminous Coal (Nominal Mass Fraction 2 % Sulfur) 50 g
2684c Bituminous Coal (Nominal Mass Fraction 3 % Sulfur) 50 g
2685c Bituminous Coal (Nominal Mass Fraction 5 %Sulfur) 50 g
2686a Portland Cement Clinker 4 vials x 7 g
2688 Portland Cement Clinker 3 vials x 10 g
2689 Coal Fly Ash 3 x 10 g
2690 Coal Fly Ash 3 x 10 g
2691 Coal Fly Ash 3 x 10 g
2692c Bituminous Coal (Nominal Mass Fraction 1 % Sulfur) 50 g
2693 Bituminous Coal (Nominal Mass Fraction 0.5 % Sulfur)? 50 g
2696 Silica Fume (powder form) 70 g
2700 Hexavalent Chromium in Contaminated Soil (Low Level) 75 g
2701 Hexavalent Chromium in Contaminated Soil (High Level) 75 g
2702 Inorganics in Marine Sediment 50 g
2703 Sediment for Solid Sampling (Small Sample) Analytical Techniques 5 g
2709a San Joaquin Soil 50 g
2710a Montana I Soil 50 g
2711a Montana II Soil 50 g
2717a Sulfur in Residual Fuel Oil (Nominal Mass Fraction 3%) 100 mL
2718a Green Petroleum Coke 50 g
2719 Calcined Petroleum Coke 50 g
2720 Sulfur in Di-n-Butyl Sulfide 5 x 4.5 mL
2721 Crude Oil (Light -Sour) 5X10 mL
2722 Crude Oil (Heavy Sweet) 5X10 mL
2723b Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 10 mg/kg) 100 mL
2731 Hydrogen Sulfide in Nitrogen (Nominal Amount-of-Substance Fraction 20 μmol/mol) cylinder
2735 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 800 μmol/mol) cylinder
2737 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 nmol/mol) cylinder
2738 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 nmol/mol) cylinder
2740a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol) cylinder
2741a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction?13 % mol/mol) cylinder
2745 Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 16 % mol/mol) cylinder
2750 Methane in Air (Nominal Amount-of-Substance Fraction 50 μmol/mol) cylinder
2751 Methane in Air (Nominal Amount-of-Substance Fraction 100 μmol/mol) cylinder
2764 Propane in Air (Nominal Amount-of-Substance Fraction 0.25 μmol/mol) cylinder
2765 Propane in Air (Nominal Amount-of-Substance Fraction 100 nmol/mol) cylinder
2770 Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 40 mg/kg) 10 x 10 mL
2772 B100 Biodiesel (Soy-Based) 5 ampoules x 10 mL each
2773 B100 Biodiesel (Animal-Based) 5 ampoules x 10 mL each
2775 Foundry Coke 50 g
2776 Furnace Coke 50 g
2779 Gulf of Mexico Crude Oil 5 x 1.2mL
2780a Hard Rock Mine Waste 50 g
2781 Domestic Sludge 40 g
2782 Industrial Sludge 70 g
2783 Air Particulate on Filter Media 2 +2 Blnk (47 mm dia)
2786 Fine Atmospheric Particulate Matter (Mean Particle Diameter < 4 μm) 100 mg to 140 mg
2798a Vickers Microhardness of Nickel each
2810 Rockwell C Hardness, Low Range each
2811 Rockwell C Hardness -? Mid Range each
2812 Rockwell C Scale Hardness - High Range each
2816 Rockwell Hardness 15N Scale -? Low Range (Nominal 72 HR15N) 1 block
2817 Rockwell Hardness 15N Scale - Mid Range (Nominal 83 HR15N) 1 block
2818 Rockwell Hardness 15N Scale - High Range (Nominal 91 HR15N) 1 block
2819 Rockwell Hardness 30N Scale - Low Range (Nominal 45 HR30N) 1 block
2820 Rockwell Hardness 30N Scale - Mid Range (Nominal 64 HR30N) 1 block
2821 Rockwell Hardness 30N Scale - High Range (Nominal 79 HR30N) 1 block
2828 Knoop Microhardness of Steel each
2829 Vickers Microhardness of Steel each
2830 Knoop Hardness of Ceramics each
2831 Vickers Hardness of Ceramics and Hardmetals each
2841 Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction?xnear 0.20) disk
2842 Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction x near 0.30) disk
2855 Additive Elements in Polyethylene 3 x 80 g
2859 Restricted Elements in Polyvinyl Chloride 25 g
2861 Restricted Elements in Polyvinyl Chloride 25 g
2870 Relative Permittivity and Loss Tangent 1422 Cross-Linked Polystyrene circular-cylindrical puck
2881 Polystyrene Absolute Molecular Mass Distribution Standard 0.3 g
2885 Polyethylene (Mw, 6 280 g/mol) 0.3 g
2887 Polyethylene (Mw, 196 400 g/mol) 0.3 g
2890 Water Saturated 1-Octanol 5 x 2 mL
2891 Ethanol-Water Solution (nom., 0.02 %) 5 x 1.2 mL
2892 Ethanol-Water Solution (nom., 0.04 %) 5 x 1.2 mL
2894 Ethanol-Water Solution (nom., 0.1 %) 5 x 1.2 mL
2895 Ethanol-Water Solution (nom., 0.2 %) 5 x 1.2 mL
2896 Ethanol-Water Solution (nom., 0.3 %) 5 x 1.2 mL
2897a Ethanol Water Solution (Nominal Mass Fraction 2%) 5 x 10 mL
2898a Ethanol Water Solution, (Nominal Mass Fraction 6 %) 5 x 10 mL
2899a Ethanol-Water Solution (Nominal Mass Fraction 25 %) 5 x 10 mL
2900 Ethanol-Water Solution (Nominal Mass Fraction 95.6%) 5 x 10 mL
2905 Trace Terrorist Explosives Simulants 4 bottles x 1 g each
2910b Hydroxyapatite 2 g
2924 C-Reactive Protein Solution 3 vials x 1 mL
2942 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Ultraviolet Emission? each(12.5 x 12.5 x 45)mm
2943 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Blue Emission each(12.5 x 12.5 x 45)mm
2944 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Red Emission each(12.5 x 12.5 x 45)mm
2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz 5 μg-500 μg) 35 filters plus 35 blanks
2960 Respirable Cristobalite on Filter Media (Nominal Mass of Cristobalite: 5 ug - 250 ug) 30 filters plus 30 blanks
2972a 25-Hydroxyvitamin D Calibration Solutions 20 ampoules x 1.2 mL
2973 Vitamin D Metabolites in Frozen Human Serum (High Level) 1 vial x 1 mL
2974a Organics in Freeze-Dried Mussel Tissue (Mytilus edulis) 5 g
2975 Diesel Particulate Matter 1 g
2976 Trace Elements and Methylmercury in Mussel Tissue (Freeze-Dried) 25 g
3035 Arsenic Species in Apple Juice 5 x 1.5 mL
3060 Monoester Phthalates in Acetonitrile 5 ampoules x 1.2 mL
3074 Phthalates in Methanol 5 x 1.2 mL
3077 Aroclor 1242 in Transformer Oil 5x1.2 mL
3079 Aroclor 1254 in Transformer Oil 5x1.2 mL
3080 Aroclor 1260 in Transformer Oil 5x1.2 mL
3101a Aluminum (Al) Standard Solution 5 x 10 mL
3102a Antimony (Sb) Standard Solution 50 mL
3103a Arsenic (As) Standard Solution 5 x 10 mL
3104a Barium (Ba) Standard Solution 50 mL
3105a Beryllium (Be) Standard Solution 5 x 10 mL
3107 Boron (B) Standard Solution? 50 mL
3108 Cadmium (Cd) Standard Solution 5 x 10 mL
3109a Calcium (Ca) Standard Solution 5 x 10 mL
3110 Cerium (Ce) Standard Solution 5x10 mL
3111a Cesium (Cs) Standard Solution 5 x 10 mL
3112a Chromium (Cr) Standard Solution 5 x 10 mL
3113 Cobalt (Co) Standard Solution 5x10 mL
3114 Copper (Cu) Standard Solution 50 mL