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 re-established 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 re-established 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: Al(NO₃)₃<sup>.</sup>9H₂O in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Arsenic Standard, 1000 mg/L, VWR®, Arsenic, Matrix: 2% HNO₃, Application: AAS standards
Supplier: VWR Chemicals
Description: (NO₂ in H₂O).
Supplier: VWR Chemicals
Description: Se in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Aluminium Standard, 1000 mg/L, VWR® ARISTAR®, Aluminium, Matrix: 2-5% HNO₃, Application: ICP-MS standards
Supplier: VWR Chemicals
Description: Nd₂O₃ in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Gd₂O₃ in HNO₃ 2 to 5%.
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.'
Supplier: VWR Chemicals
Description: Ruthenium Standard, 1000 mg/L, VWR® AVS TITRINORM, Ruthenium, Matrix: 5% HCl, Application: AAS standards
Supplier: VWR Chemicals
Description: For spectrophotometer calibration according to European Pharmacopoeia (Ph. Eur.)
Supplier: VWR Chemicals
Description: CRM's - secondary reference materials intended for standardisation of volumetric solutions in accordance with the Pharmacopoeia (Ph. Eur. and USP). These volumetric standards are prepared from high purity salts. Certified mass fraction is determined by classical analysis according to ISO/IEC 17025. Homogeneity and stability studies have been performed according to the requirements of ISO 17034 and ISO Guide 35. All volumetric standards are traceable to SI (NIST or BAM).
Supplier: VWR Chemicals
Description: Li₂CO₃ in HNO₃ 2 to 5%.
Supplier: VWR Chemicals
Description: Co in HNO₃ 2 to 5%.
Catalog Number: (VWRC84974.180)
Supplier: VWR Chemicals
Description: Lithium Standard, 1000 mg/L, VWR®, Lithium, Matrix: H₂O, Application: Ion chromatography standards
UOM: 1 * 100 mL

Supplier: VWR Chemicals
Description: Cerium Standard, 1000 mg/L, VWR® AVS TITRINORM, Cerium, Matrix: 2% HNO₃, Application: AAS standards
Supplier: VWR Chemicals
Description: (Cl in H₂O).
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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 +65 6505 0760.
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This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at +65 6505 0760.
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