8984 Results for: "VWR® ARISTAR® Multi-Element ICP and ICP-MS Certified Reference Standards, Enhanced Packaging"

Supplier: VWR Chemicals

PMCC flash point standards are tested and certified in accordance with ASTM D93 'Standard Test Method for Flash Point by Pensky Martens Closed Cup Tester - Procedure A'

Supplier: VWR Chemicals

Flash point Certified Reference Material for the calibration and verification of laboratory instruments used in testing petroleum and derivative products for TAG Closed Cup (ASTM D56).

Supplier: VWR Chemicals

7 components: Fluorides (F-) 2ppm, Phosphates (PO43-) 10ppm, Nitrites (NO2-) 5ppm, Nitrates (NO3-) 10ppm, Bromides (Br-) 10ppm, Chlorides (Cl-) 5ppm, Sulphates (SO42-) 10ppm in H₂O

Supplier: VWR Chemicals

Cold Filter Plugging Point (CFPP) Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products for Cold Filter Plugging Point (CFPP) according to IP 309, EN 116 and ASTM D6371 also other equivalent test methodology.

Supplier: VWR Chemicals

This certified reference material is produced using a high-purity starting material, acid from sub-boiling and 18 MOhm deionised water.

Supplier: VWR Chemicals

Fuel testing Certified Reference Material for the calibration and verification of laboratory instruments used in testing petroleum and derivative products for Cetane Number ISO 5165 / EN 61715.

Supplier: VWR Chemicals

Fuel testing Certified Reference Material for the calibration and verification of laboratory instruments used in testing petroleum and derivative products for Smoke Point ASTM D1322 / IP 57.

Supplier: VWR Chemicals

Flash point Certified Reference Material for the calibration and verification of laboratory instruments used in testing petroleum and derivative products for Abel Closed Cup (IP 170, ISO 13736).

Supplier: VWR Chemicals

Pour Point Certified Reference Materials for the verification of laboratory instruments used in testing petroleum and derivative products for Pour Point to ASTM D97, IP 15, ISO 3016 and other equivalent international test methodologies.

Supplier: VWR Chemicals

Fuel testing Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products. This includes, but is not limited to, the analysis and measurement of: Acidity content, sulphur content, aniline point, Fluorescent Indicator Adsorption (FIA) aromatics, freezing point.

Supplier: VWR Chemicals

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

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

Sulphur CRMs are suitable for calibration, verification or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: VWR Chemicals

Due to its excellent separation capacity and its high sensitivity gas chromatography is a widely used technique for analytical purposes. In order to get proper identification and quantification results of the analysed compounds, reference standards are needed. These PESTINORM® reference substances can be used for the characterisation of GC column properties. In addition they may also be used for the identification of unknown compounds in a gas chromatogram or as standards in quantitative GC analysis.

Supplier: VWR Chemicals

This range of relative density standards are certified in accordance with primary level ASTM D1480 methodology, and are dual-certified to ISO 17025 / ISO 17034 under UKAS accreditation. Relative Density standards are designed for the calibration or verification of instruments used to measure density and relative density of materials at the desired test temperature within the range of 15 to 25 °C.

Supplier: VWR Chemicals

A complete range of certified control standards with values ranging from 1,3 to 500000 µs to meet all the requirements for electrochemical analysis.

Supplier: VWR Chemicals

Sulphur CRMs are suitable for calibration, verification or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: VWR Chemicals

Sulphur CRMs are suitable for calibration, verification, or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: VWR Chemicals

The viscosity values for certified viscosity check oils have been tested and certified at typical blend targets. These check oils are for validating the performance of cold cranking simulator and kinematic viscometers by measuring commercially available formulated engine oils.

Supplier: VWR Chemicals

Sulphur CRMs are suitable for calibration, verification or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: VWR Chemicals

Directly traceable to NIST, tested and certified to ISO17025.

Supplier: VWR Chemicals

Avantor now offers a complete range of COD (Chemical Oxygen Demand) calibration standards (traceable to BAM) as CRM with concentrations between 20 and 10000 mg/L. Can be used to calibrate, control, verify or validate all COD test methods.

Supplier: VWR Chemicals

Per- and polyfluoroalkyl substances (PFAS) are amongst the primary emerging contaminants of concern. The detection and quantification of known PFAS and the discovery of unknown PFAS substances has never been more important.

Supplier: VWR Chemicals

Sulphur CRMs are suitable for calibration, verification, or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: VWR Collection

U pack (ICP), VWR®

Supplier: VWR Chemicals

Potassium Standard, 1000 mg/L, VWR® ARISTAR®, Potassium, Matrix: H₂O, Application: Ion chromatography standards

Supplier: VWR Chemicals

PO₄ in H₂O.

Supplier: VWR Chemicals

KCl 0,01 mol/L, VWR®, 1,41 mS/cm, Reference temperature: 25 °C

Supplier: VWR Chemicals

Sodium Standard, 1000 mg/L, VWR® ARISTAR®, Sodium, Matrix: H₂O, Application: Ion chromatography standards

Supplier: VWR Chemicals

These standards can be used for calibration, control, verification, qualification or method validation of kinematic and dynamic viscosity measurement instruments (both manual and automatic). Each standard is certified for kinematic viscosity (mm²/s, cSt), dynamic viscosity (cP) and density (g/ml) at a range of temperatures.