"VWR Chemicals"

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VWR® AVS TITRINORM, Gold Standard Solution, 1000 mg/L Au in 2% Hydrochloric Acid AVS TITRINORM Standard for AAS

Supplier: VWR Chemicals

Gold Standard, 1000 mg/L, VWR® AVS TITRINORM, Gold, Matrix: 2% HCl, Application: AAS standards

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VWR® ARISTAR®, Phosphorus Standard Solution, 1000 mg/L P in Water (from (NH₄)PO₄H₂), Standard for ICP

Supplier: VWR Chemicals

NH₄H₂PO₄ in H₂O.

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VWR® ARISTAR®, Sulphur Standard Solution, 10000 mg/l S in Water (from (NH₄)₂SO₄), Standard for ICP

Supplier: VWR Chemicals

(NH₄)₂SO₄ in H₂O.

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VWR®, Melting point standards

Supplier: VWR Chemicals

These standards can be used with any melting point apparatus and are prepared using pure raw materials. Melting points are determined using a high accuracy Differential Scanning Calorimeter (DSC) system that is calibrated to the ITS 90 International Temperature Scale.

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VWR® ARISTAR®, Thallium Standard Solution, 1000 mg/L Tl in dil. Nitric Acid (from Tl), Standard for ICP

Supplier: VWR Chemicals

Tl in HNO₃ 2 to 5%.

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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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Sodium chloride ≥98%, TECHNICAL

Supplier: VWR Chemicals

Sodium chloride ≥98%, TECHNICAL

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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®, Standard solution (1000 ppm Ca) for the preparation of calcium standard solution (100 ppm Ca), alcoholic Reag. Ph. Eur., 5000802

Supplier: VWR Chemicals

Calcium Standard, 1000 mg/L, VWR®, Calcium

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Copper(II) sulphate 0.5 mol/l Reag. Ph. Eur. 1022501

Supplier: VWR Chemicals

Copper(II) sulphate 0.5 mol/l Reag. Ph. Eur. 1022501

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D-(-)-Fructose ≥99%, high purity

Supplier: VWR Chemicals

D-(-)-Fructose ≥99%, high purity

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Iodine trichloride (Wijs'reagent) for determination of iodine value, traceable to NIST Standard Reference Material (SRM)

Supplier: VWR Chemicals

Iodine trichloride (Wijs'reagent) for determination of iodine value, traceable to NIST Standard Reference Material (SRM)

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Toluene ≥98%, TECHNICAL

Supplier: VWR Chemicals

Toluene ≥98%, TECHNICAL

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VWR®, UV/Visible standards

Supplier: VWR Chemicals

For spectrophotometer calibration according to European Pharmacopoeia (Ph. Eur.)

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VWR® ARISTAR®, Multi-Element Quality Control Standard, 100 mg/L for 32 Elements in 5% Nitric Acid, for ICP

Supplier: VWR Chemicals

Multi-Element Standard, Multi-element quality control standard 100 mg/L {Ag; Al; Ba; Bi; Ca; Cd; Co; Cr; Cu; Fe; Ga; Ge; In; K; Li; Mg; Mn; Mo; Na; Nb; Ni; P; Pb; Re; Sb; Si; Sn; Ta; Ti; V; W; Zn} in nitric acid 5% ARISTAR® for ICP, VWR® ARISTAR®, Application: ICP standards