28450 Results for: "VWR® ARISTAR® Multi-Element ICP and ICP-MS Certified Reference Standards, Enhanced Packaging"
VWR® ARISTAR®, Barium Standard Solution, 1000 mg/L Ba in dil. Nitric Acid (from Ba(NO₃)₂), Standard for ICP
Supplier: VWR Chemicals
Ba(NO₃)₂ in HNO₃ 2 to 5%.
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VWR® ARISTAR®, Mercury Standard Solution, 10000 mg/l Hg in dil. Nitric Acid (from Hg), Standard for ICP
Supplier: VWR Chemicals
Hg in HNO₃ 10%.
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Verification standard kit, MultiDirect
Supplier: Lovibond
Verification accuracy of photometers and validity of results.
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VWR®, Silicon standard solution, 10000 mg/L Si in water with hydrofluoric acid (max. 1%) (from (NH4)2SiF6) ARISTAR® standard for ICP
Supplier: VWR Chemicals
(NH₄)₂ SiF₆ in H₂O tr. HF.
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Aluminum, plasma standard solutions, Specpure®
Supplier: Thermo Fisher Scientific
Aluminium Standard, 10000 mg/L, Specpure®, Aluminium, Matrix: 5% HCl, Application: ICP standards, ICP-MS standards
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VWR®, Hafnium standard solution, 10,000 mg/L Hf in dil. nitric acid with hydrofluoric acid (max. 1%) (from HfO2) ARISTAR® standard for ICP
Supplier: VWR Chemicals
HfO₂ in HNO₃ (2 to 5%) with traces HF.
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VWR®, Lanthanum standard solution, 10000 mg/L La in dil. nitric acid (from La₂O₃) ARISTAR® standard for ICP
Supplier: VWR Chemicals
La₂O₃ in HNO₃ 2 to 5%.
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VWR® ARISTAR®, Iron Standard Solution, 1000 mg/L Fe in dil. Nitric Acid (from Fe), Standard for ICP
Supplier: VWR Chemicals
Fe in HNO₃ 2 to 5%.
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VWR®, Multi-Parameter Refractive Index and Density Certified Reference Material At 15, 20 and 25 °C
Supplier: VWR Chemicals
The Refractive Index and Density Certified Reference Materials provide a flexible, cost-effective and efficient solution to any laboratory calibrating and/or verifying refractive index and density measurements – all from a single material.
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VWR®, α-Endosulfan Certified Reference Material
Supplier: VWR Chemicals
Organic Standard, α-Endosulfan Certified Reference Material, Pack type: Glass ampoule
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VWR®, Titanium standard solution, 1000 mg/L Ti in water with hydrofluoric acid (max. 1%) (from (NH4)2TiF6) ARISTAR® standard for ICP
Supplier: VWR Chemicals
(NH₄)₂ TiF₆ in H₂O tr. HF.
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VWR®, Deltamethrin, Certified Reference Material
Supplier: VWR Chemicals
Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
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VWR®, Conductivity standards, Certified Reference Materials (CRMs) for primary calibration of conductivity meters
Supplier: VWR Chemicals
Avantor offers a comprehensive range of conductivity standards as Certified Reference Materials with the primary use calibrating of conductivity meters.
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VWR®, Density Standards, Certified Reference Materials, Referenced at 40 to 150 °C
Supplier: VWR Chemicals
VWR® ISO 17025 / ISO 17034 dual certified density standards are for the verification of instruments used to measure density of materials which are fluid at the desired test temperature within the range of 40 to 150 °C.
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VWR®, Gadolinium Standard Solution, 10000 mg/L Gd in dilute Nitric Acid (de Gd2O3), Standard for ICP
Supplier: VWR Chemicals
Gd₂O₃ in HNO₃ 2 to 5%.
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VWR®, Turbidity standards, formazin
Supplier: VWR Chemicals
All turbidity standard solutions are Certified Reference Materials.
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VWR®, Density Standards for the Petroleum Industry, Certified Reference Materials
Supplier: VWR Chemicals
Density Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products for density in accordance with methodology, but not limited to, such as ASTM D4052, IP 365 and other equivalent international methodology.
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VWR®, Cloud Point standard, Certified Reference Material
Supplier: VWR Chemicals
Cloud Point Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products for Cloud Point according to IP 219, ISO 3015, EN 23015, ASTM D2500 and other equivalent test methodology.
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Antimony, plasma standard solution, Sb 1000 µg/ml, Specpure®
Supplier: Thermo Fisher Scientific
Antimony Standard, 1000 mg/L, Specpure®, Antimony, Matrix: 30% HCl, Application: ICP standards, ICP-MS standards
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VWR®, Boron standard solution, 5000 mg/L B in water
Supplier: VWR Chemicals
This certified reference material is produced using a high-purity starting material, acid from sub-boiling and 18 MOhm deionised water.
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VWR®, Certified Reference Materials for the standardisation of volumetric solutions
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).
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VWR®, Conductivity standard solutions
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.
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VWR®, Sulphur, Certified Reference Materials, in isooctane
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.
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VWR®, Propyzamide neat Certified Reference Material
Supplier: VWR Chemicals
Organic Standard, Propyzamide neat Certified Reference Material, Pack type: Glass ampoule
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VWR®, Relative Density standards within the range of 15 to 25 °C
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.
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VWR®, 2,4-Dichlorophenoxyacetic acid, Certified Reference Material
Supplier: VWR Chemicals
Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
Expand 1 Items
VWR®, Sulphur, Certified Reference Materials, in synthetic diesel
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.
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VWR®, Perfluoropentanoic acid, Certified Reference Material (CRM)
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.
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VWR®, Iron standard solution, 10000 mg/L Fe in dil. nitric acid (from Fe), standard for ICP
Supplier: VWR Chemicals
Fe in HNO₃ 2 to 5%.
Expand 2 Items
VWR®, Perfluorooctane sulphonic acid, Certified Reference Material (CRM)
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.