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Standards

19,078  results were found
Standards

Meeting regulations in any industry, standards are essential for periodically checking the accuracy of equipment pieces. By comparing against the known values, output readings detect errors present and inform personnel adjustments are required. Once the settings of the manual or automatic instruments have returned to zero, the reestablished conditions will yield optimal working performance. Calibrating with concentrated standards eliminates the possibility that environmental changes will induce instrumental miscalculation when accuracy matters most.


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Description:   Add-Ons Mix 3, for US EPA Method 8260, Concentration: 2,000 ug/mL in Methanol-P&T, 1.5 mL, Appearance: Solution in Ampule
Catalog Number: SXECS-A-049
Supplier: SPEX CERTIPREP LLC



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Description:   Phenol Mix, for US EPA Methods 625 and 8270, Concentration: 2,000 ug/mL (2,000 ppm) in Methylene Chloride, Appearance: Solution in Ampule, Volume: 1.8 mL
Catalog Number: SXECS-A-006
Supplier: SPEX CERTIPREP LLC



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Description:   2-Chloroethyl vinyl ether, for US EPA Methods 624, 8240 and 8260, Cas No: 110-75-8, Concentration: 2,000 ug/mL (2,000 ppm) in Methanol-P&T, 3 pack, 1.5 mL, Appearance: Solution in Ampule
Catalog Number: SXECS-B-040
Supplier: SPEX CERTIPREP LLC



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Description:   Sulfur Oil Blank for Diesel Fuel Analysis, Concentration: 500 ug/g in no. 2 Diesel Fuel, Appearance: Solution in Bottle, Size: 100 ml
Catalog Number: SXSDFS-500-Y
Supplier: SPEX CERTIPREP LLC



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Description:   beta-Myrcene Standard beta-Myrcene Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas No: 123-35-3 in Hexane, Appearance: Solution in Ampule, Volume: 1 mL
Catalog Number: SXS-2654
Supplier: SPEX CERTIPREP LLC



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Description:   WP PCBs in Water, One 2 mL flame-sealed ampule yields up to 2 liters after dilution, Contains a different Aroclor, randomly selected from the components list, Appearance: Solution in bottle, Volume: 2ml
Catalog Number: SX734S
Supplier: SPEX CERTIPREP LLC



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Description:   Conductivity Standard, Total Dissolved Solids as Potassium Chloride, 1,000 umhos in H2O, Appearance: Solution in Bottle, Size: 500 ml
Catalog Number: SXTDS-2-500
Supplier: SPEX CERTIPREP LLC



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Description:   Deltamethrin Standard Deltamethrin Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas No: 52918-63-5 in Methanol-P&T, Appearance: Solution in Ampule, Volume: 1 mL
Catalog Number: SXS-3977
Supplier: SPEX CERTIPREP LLC



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Description:   ISTD Mix, for US EPA Method 8260, Concentration: 2,000 ug/mL in Methanol-P&T, Volume: 1.5 mL, Appearance: Solution in Ampule
Catalog Number: SXECS-A-041
Supplier: SPEX CERTIPREP LLC



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Description:   Acid Extractables Surrogate Mix with 3 components for US EPA Methods 625 and 8270, Concentration: 2,000 ug/ml (2,000 ppm) in Methylene Chloride, Appearance: Solution in Ampule, Size: 5.5 ml
Catalog Number: SXECS-N-003
Supplier: SPEX CERTIPREP LLC



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Description:   1,1-Dichloroethene Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 75-35-4 in Methanol-P&T, Size: 1 ml
Catalog Number: SXS-1390
Supplier: SPEX CERTIPREP LLC



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Description:   2,6-Dichlorophenol Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 87-65-0 in Methanol, Size: 1 ml
Catalog Number: SXS-1415
Supplier: SPEX CERTIPREP LLC



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Description:   Methylamine Organic Standard Methylamine Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas No: 74-89-5 in Methanol-P&T, Appearance: Solution in Ampule, Volume: 1 mL
Catalog Number: SXS-2457
Supplier: SPEX CERTIPREP LLC



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Description:   Pyridine Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 110-86-1 in Methanol-P&T, Volume: 1 ml
Catalog Number: SXS-3240
Supplier: SPEX CERTIPREP LLC



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Description:   1,1-Dichloroethane Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 75-34-3 in Methanol-P&T, Size: 1 ml
Catalog Number: SXS-1375
Supplier: SPEX CERTIPREP LLC



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Description:   Dimethomorph HPLC, LC/MS Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas number: 110488-70-5 in HPLC Acetonitrile, Appearance: Solution in Ampule, Size: 1 ml
Catalog Number: SXLCS-3970-ACN
Supplier: SPEX CERTIPREP LLC



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Description:   Chlorothalonil Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 1897-45-6 in Methanol, Volume: 1 ml
Catalog Number: SXS-915
Supplier: SPEX CERTIPREP LLC



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Description:   Nitrite QC Sample, 15 mL screw-cap vial yields up to 2 L after dilution, Appearance: Solution in Bottle
Catalog Number: SX594
Supplier: SPEX CERTIPREP LLC



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Description:   Sulfur Oil Standard for Diesel Fuel Analysis, Concentration: 10 ug/g in Base Oil 20, Appearance: Solution in bottle, Volume: 100 mL
Catalog Number: SXDSS8-10Y
Supplier: SPEX CERTIPREP LLC



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Description:   ISTD Mix, for US EPA Method 8260, Concentration: 2,000 ug/mL in Methanol, Volume: 1.5 mL, Appearance: Solution in Ampule
Catalog Number: SXECS-A-051
Supplier: SPEX CERTIPREP LLC



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Description:   Trichloroethene Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 79-01-6 in Methanol-P&T, Volume: 1 ml
Catalog Number: SXS-3615
Supplier: SPEX CERTIPREP LLC



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Description:   N-Triacontane Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 638-68-6 in Methylene Chloride, Volume: 1 ml
Catalog Number: SXS-3540
Supplier: SPEX CERTIPREP LLC



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Description:   2-Ethyl-fenchol Single-Component Organic Standard, Concentration: 1,000 ug/ml (1000 ppm), Cas number: 18368-91-7 in Ethanol, Appearance: Solution in Ampule, Size: 1 ml
Catalog Number: SXS-4952
Supplier: SPEX CERTIPREP LLC



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Description:   Cyanide in Soil, QC Sample, 40 g soil sample in a screw cap bottle, This standard can be used to satisfy all PT requirements for total and reactive cyanide, AppearanceSolution in Bottle
Catalog Number: SX541
Supplier: SPEX CERTIPREP LLC



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Description:   Biodiesel Standard/Multi-element Standard, 5 element, 10ug/g in B100 Biofuel, Appearance: Solution in bottle, Volume: 100mL
Catalog Number: SXBFM-10Y
Supplier: SPEX CERTIPREP LLC



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Description:   3-Methylpentane Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 96-14-0 in Methanol-P&T, Size: 1 ml
Catalog Number: SXS-2530
Supplier: SPEX CERTIPREP LLC



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Description:   Methylene chloride Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 75-09-2 in Methanol-P&T, Size: 1 ml
Catalog Number: SXS-2480
Supplier: SPEX CERTIPREP LLC



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Description:   Triethylene glycol dimethacrylate Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 109-16-0 in Methanol-P&T, Volume: 1 ml
Catalog Number: SXS-3704
Supplier: SPEX CERTIPREP LLC



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Description:   6-Methylchrysene Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 1705-85-7 in Methylene Chloride, Size: 1 ml
Catalog Number: SXS-2426
Supplier: SPEX CERTIPREP LLC



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Description:   Isobutyl acetate Single-Component Organic Standard, Concentration: 1000 ug/mL (1,000 ppm), Cas number: 110-19-0 in Methanol-P&T, Size: 1 ml
Catalog Number: SXS-2274
Supplier: SPEX CERTIPREP LLC



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Description:   Gasoline Range Organics (EPA) Alternative Formulations in Methanol-P&T, Size: 1mL
Catalog Number: SXGRO-EPA-2
Supplier: SPEX CERTIPREP LLC



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Description:   Tetramethylene sulfone Single-Component Organic Standard, Concentration: 1,000 ug/mL (1,000 ppm), Cas Number: 126-33-0 in Methanol-P&T, Volume: 1 ml
Catalog Number: SXS-3877
Supplier: SPEX CERTIPREP LLC



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