Chromicsulphuric acid mixture (0.8% chromium(VI) oxide in sulphuric acid 95%), TECHNICAL
Supplier: VWR Chemicals
Saturated solution of hexavalent chromium oxide in H₂SO₄ 95 %
Expand 2 Items
VWR®, Certified Reference Material, Pensky Martens flash point
Supplier: VWR Chemicals
Flash point Certified Reference Materials are for the verification of laboratory flash point instruments that are used in testing petroleum and derivative products. 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'
Expand 6 Items
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.
Expand 1 Items
VWR®, Bulb Pipettes, Class A, Serialised
Supplier: VWR Collection
Made from Borosilicate 33 expansion glass, these pipettes are calibrated to deliver (TD) at 20 °C as per ASTM E969 standard.
Expand 2 Items
Hexane (mixture of isomers) ≥99.5% (by GC, sum of isomers + methylcyclopentane) (95% n-Hexane), UltimAR® for liquid chromatography, for organic residue analysis, Macron Fine Chemicals™
Supplier: MACRON AVANTOR BRAND
Suitable for Liquid Chromatography, Extract/Conc, UV-Spectrophotometry, Organic Residue Analysis
Expand 3 Items
VWR®, Flash point reference standard, Pensky Martens
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'
Expand 6 Items
Iodinated potassium iodide solution (mixture Potassium iodide : Iodine) (40:20) g/l in aqueous solution Reag. Ph. Eur. 1070503
Supplier: VWR Chemicals
Iodinated potassium iodide solution (mixture Potassium iodide : Iodine) (40:20) g/l in aqueous solution Reag. Ph. Eur. 1070503
Expand 1 Items
VWR®, Mineral Oil Rotational viscosity standards
Supplier: VWR Chemicals
Mineral Oil Rotational viscosity standards are specifically formulated for use with rotational viscometers and are dual-certified to ISO 17025 and ISO 17034 under UKAS.
Expand 10 Items
VWR®, General purpose viscosity standards
Supplier: VWR Chemicals
These ISO 17025 and ISO 17034 certified general purpose viscosity standards provide certified kinematic viscosity, dynamic viscosity and density data across temperature ranges from 20 to 100 °C.
Expand 40 Items
VWR®, Cold Filter Plugging Point (CFPP) standards, Certified Reference Material
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.
Expand 2 Items
VWR®, Test Sieves, 350×60 mm, with Square Holes
Supplier: VWR Collection
Frame: Stainless steel; perforated plates: Galvanised steel, ISO 3310-2, ASTM E323, BS 410, AFNOR.
Expand 41 Items
VWR®, Test Sieves, 315×75 mm, with Square Holes
Supplier: VWR Collection
Frame: Stainless steel; perforated plates: Galvanised steel, ISO 3310-2, ASTM E323, BS 410, AFNOR.
Expand 41 Items
VWR®, Test Sieves, 400×65 mm
Supplier: VWR Collection
Frame: Stainless steel; woven wire cloth: Stainless steel, ISO 3310, ASTM E11, BS 410, AFNOR.
Expand 92 Items
1-Pentanol mixture of isomers ≥98.0%, AR®, Macron Fine Chemicals™
Supplier: MACRON AVANTOR BRAND
1-Pentanol mixture of isomers ≥98.0%, AR®, Macron Fine Chemicals™
Expand 1 Items
VWR®, Test Sieves, 450×70 mm
Supplier: VWR Collection
Frame: Stainless steel; woven wire cloth: Stainless steel, ISO 3310, ASTM E11, BS 410, AFNOR.
Expand 97 Items
VWR®, Test Sieves, 150×50 mm
Supplier: VWR Collection
Frame: Stainless steel; woven wire cloth: Stainless steel, ISO 3310, ASTM E11, BS 410, AFNOR.
Expand 54 Items
Amyl acetate mixture of isomers, purified, J.T.Baker®
Supplier: Avantor
Amyl acetate mixture of isomers, purified, J.T.Baker®
Expand 2 Items
VWR®, Distillation standards for the petroleum industry, Certified Reference Materials
Supplier: VWR Chemicals
Distillation Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products for distillation at atmospheric pressure according to ASTM D86, IP 123, ISO 3405 and other such equivalent international methodology.
Expand 3 Items
VWR®, Organic reference standard, Aroclor 1242 (PCB-mixture, 42% chlorinated) 1000 µg/ml in hexane
Supplier: VWR Chemicals
Organic Standard, Aroclor 1242 (PCB-mixture, 42% chlorinated) 1,000 µg/ml in hexane, Pack type: Glass ampoule
Expand 1 Items
VWR®, Certified Reference Material, Cleveland Open Cup flash point
Supplier: VWR Chemicals
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.'
Expand 4 Items
VWR®, Organic reference standard, Aroclor 1260 (PCB-mixture, 60% chlorinated) 35 µg/ml in isooctane
Supplier: VWR Chemicals
Organic Standard, Aroclor 1260 (PCB-mixture, 60% chlorinated) 35 µg/ml in isooctane, Pack type: Glass ampoule
Expand 1 Items
VWR®, Standards for the determination of Hydrocarbon Oil Index (HOI)
Supplier: VWR Chemicals
VWR® offers a complete range of products for the determination of the hydrocarbon oil index (HOI) in accordance with EN ISO 9377-2 (DIN H53).
Expand 8 Items
VWR®, Medical Grade viscosity standards
Supplier: VWR Chemicals
Medical Grade viscosity standards provide certified dynamic viscosity data at 25 and 37 °C, are dual-certified to ISO 17025 and ISO 17034 under UKAS and are ideal for the calibration and verification of viscosity measuring equipment.
Expand 6 Items
Sodium bisulphite ≥90% FCC, purified, Macron Fine Chemicals™
Supplier: MACRON AVANTOR BRAND
Granular. A mixture of sodium bisulfite (NaHSO₃) and sodium metabisulfite (Na₂S₂O₅).
Expand 3 Items
VWR®, Paints and coatings viscosity standards
Supplier: VWR Chemicals
Paints and coatings viscosity standards provide certified kinematic viscosity, dynamic viscosity, density and (where applicable) Krebs data across temperature ranges at 20, 23 and 25 °C, also includes the calculated flow time of the oil in 0,5 °C intervals. Ideal for those in the paint and coatings industry.
Expand 3 Items
Trifluoroacetic acid ≥99.9%, HiPerSolv CHROMANORM® for LC-MS
Supplier: VWR Chemicals
LC-MS additives are selective chemicals that are commonly added to the mobile phase in LC-MS. The objective is usually to improve the signal quality, but they can also be used to suppress unwanted signals or selectively enhance the signal of specific compounds in a mixture
Expand 3 Items
Palladium matrix modifier 10 g/L in nitric acid 15% [99,999% Pd(NO₃)₂], ARISTAR® for graphite furnace AAS
Supplier: VWR Chemicals
The VWR® Matrix modifier solutions have especially been developed for use in GF-AAS to eliminate matrix effects. They can be used either diluted or as mixtures.
Expand 1 Items
Palladium matrix modifier 5 g/L in nitric acid 1% [99,999% Pd(NO₃)₂], ARISTAR® for graphite furnace AAS
Supplier: VWR Chemicals
The VWR® Matrix modifier solutions have especially been developed for use in GF-AAS to eliminate matrix effects. They can be used either diluted or as mixtures.
Expand 1 Items
Peqlab peqGOLD, Protein Marker IV (Pre-Stained)
Supplier: VWR Chemicals
peqGOLD pre-stained protein marker IV is a mixture of 10 recombinant, highly purified coloured proteins supplied 'ready to use' in loading buffer. The protein concentrations are optimised to yield well-defined bands directly visible in SDS-polyacrylamide gels.
Expand 1 Items
Ammonium nitrate 50 g/L (99,999%) in water, ARISTAR® matrix modifier solution, for graphite furnace AAS
Supplier: VWR Chemicals
The VWR® Matrix modifier solutions have especially been developed for use in GF-AAS to eliminate matrix effects. They can be used either diluted or as mixtures.