You Searched For: 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.

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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Supplier: VWR Chemicals
Description: La₂O₃ in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Nd₂O₃ in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Ruthenium Standard, 1000 mg/L, VWR® AVS TITRINORM, Ruthenium, Matrix: 5% HCl, Application: AAS standards
Supplier: VWR Chemicals
Description: Cerium Standard, 1000 mg/L, VWR® AVS TITRINORM, Cerium, Matrix: 2% HNO₃, Application: AAS standards
Catalog Number: (92471.0010)
Supplier: VWR Chemicals
Description: Organic Standard, Endosulfan II, Certified Reference Material (Neat), Pack type: Glass ampoule/vial
UOM: 1 * 10 mg


Catalog Number: (91681.050)
Supplier: VWR Chemicals
Description: At stated conc. (µg/ml): Palmitic acid methyl ester (800); Stearic acid methyl ester (800); Methyl cis-9-octadecenoate (800); Linoleic acid methyl ester (800); Chrysene (400); Linolenic acid methyl ester (800).
UOM: 1 * 5 mL


Supplier: VWR Chemicals
Description: Molybdenum Standard, 1000 mg/L, VWR® ARISTAR®, Molybdenum, Matrix: H₂O/tr.NH₄OH, Application: ICP-MS standards
Supplier: VWR Chemicals
Description: Multi-Element Standard, Ion chromatography cation multi-element standard solution VII, 100 mg/L: Ba<sup>2+</sup>, Ca<sup>2+</sup>, K<sup>+</sup>, Li<sup>+</sup>, Mg<sup>2+</sup>,<sup> </sup>Mn<sup>2+</sup>, Na<sup>+</sup>, NH₄<sup>+</sup>, Sr<sup>2+</sup>, VWR® ARISTAR®, Application: Ion chromatography standards
Supplier: VWR Chemicals
Description: These standards are certified in strict accordance with ASTM D2162 at 40 and 100 °C under ISO 17025 and ISO 17034 accreditation, and have been manufactured specifically for the users of ASTM D7279, Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids by Automated Houillon Viscometer and other similar type test equipment.
Supplier: VWR Chemicals
Description: Polysulphide CRMs are suitable for calibration, verification, or for use in quality control procedures used for analysing sulphur content in petroleum products.
Supplier: VWR Chemicals
Description: These standards are for the calibration of refractometers prior to use.
Supplier: VWR Chemicals
Description: Flash point Certified Reference Materials are for the verification of laboratory flash point instruments that are used in testing petroleum and derivative products. COC flash point standards are tested and certified in accordance with ASTM D92 'Standard Test Method for Flash and Fire Points by Cleveland Open Cup Tester.'
Catalog Number: (458212W)
Supplier: VWR Chemicals
Description: Mg in H₂O tr.HNO₃.
UOM: 1 * 100 mL

Catalog Number: (455872R)
Supplier: VWR Chemicals
Description: Re in H₂O tr. HNO₃.
UOM: 1 * 100 mL

Supplier: VWR Chemicals
Description: Tb₄O₇ in HNO₃ 2 to 5%.
Catalog Number: (456552Y)
Supplier: VWR Chemicals
Description: (12 Elements nitric acid 1% solution)
UOM: 1 * 100 mL

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at +43 1 97002 - 0.
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