VWR®, Gardner colour standards
Supplier: VWR Chemicals
Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis that are designed for grading the colour of similarly coloured liquids, such as resins, varnishes, lacquers, drying oils, fatty acids, lecithin's, sunflower and linseed oil.
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VWR®, Colour standards, Platinum-Cobalt (Pt-Co, Hazen)
Supplier: VWR Chemicals
Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis and are designed to measure the visual colour of water supplies.
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VWR®, Primary colour solutions, Reagent Ph. Eur.
Supplier: VWR Chemicals
Complete range of reagents and standard solutions in Chapters 2 and 4 of the current European Pharmacopoeia.
All are manufactured and tested in compliance with the Ph. Eur. and are supplied with detailed Certificates of Analysis showing batch number, and expiry date.
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VWR®, UV/Visible spectroscopy linearity standards at 235, 257, 313 and 350 nm
Supplier: VWR Chemicals
Linearity standards packed in permanently sealed UV cuvettes or 100 ml amber bottles.
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Supelco® TraceCERT® Organic Reference Standard, Cyantraniliprole
Supplier: Merck
It is intended to be used as a certified reference material (CRM) for calibration in chromatography and other analytical techniques. Cyantraniliprole certified reference material (CRM) may also find following use:
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Residue, (CRM), Supelco®
Supplier: Merck
Residue, Supelco®, Certified reference material, : N/A
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Ammonia - Drinking Water QC, (CRM), Supelco®
Supplier: Merck
Ammonia, Supelco®, Certified reference material, : N/A
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Minerals, (CRM), Supelco®
Supplier: Merck
Minerals, Supelco®, Certified reference material, : N/A
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Colour Reference Solutions acc. to USP, analytical standards, Supelco®
Supplier: Merck
Color Reference Solutions acc. to USP, analytical standard, Supelco®, Pk Info: Set of 20 x 2 ml (20 standard solution)
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Supelco® TraceCERT® Organic Reference Standard, Benfuracarb
Supplier: Merck
The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques. Benfuracarb certified reference material (CRM) may also be used as following:
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ASTM® Colour Standards
Supplier: Merck
The fluid sampling kit is a complete solution for field-based fluid collection and contamination analysis. The stainless steel sampler assembly plugs into a quick-release valve installed in the system line, which allows a measured quantity of liquid to pass through the monitor. A valved syringe serves as a pump to remove residual liquid from the monitor. Kit is compatible with our 37 mm contamination monitors and matched-weight monitors.
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Nitrite, (CRM), Supelco®
Supplier: Merck
Nitrite, Supelco®, Certified reference material, : N/A
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Phthalates, (CRM), Supelco®
Supplier: Merck
Phthalates, Supelco®, Certified reference material, : N/A
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Corrosivity, (CRM), Supelco®
Supplier: Merck
Corrosivity, Supelco®, Certified reference material, : N/A
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Supelco® TraceCERT® Organic Reference Standard, Tebufenozide
Supplier: Merck
It is intended to be used as a certified reference material (CRM) for calibration in chromatography and other analytical techniques. Tebufenozide certified reference material (CRM) may also find the following uses:
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Supelco® TraceCERT® Organic Reference Standard, Teflubenzuron
Supplier: Merck
It is intended to be used as a certified reference material (CRM) for calibration in chromatography and other analytical techniques. The teflubenzuron certified reference material (CRM) may also find use as given below:
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Colour standards, starter set for Lico Spectral colorimeter
Supplier: Hach
Calibration solutions for Lico spectral colorimeter.
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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®, Holmium perchlorate standard solution for wavelength calibration of spectophotometers, Reag. Ph. Eur
Supplier: VWR Chemicals
Standard for spectrophotometer calibration, Holmium perchlorate standard solution, Reag. Ph. Eur, VWR®
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VWR®, Colour standard solutions ASTM
Supplier: VWR Chemicals
Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis.
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Accessories for the electrolysis apparatus (HECH)
Supplier: GLASWARENFABRIK KARL HECHT
Educational Materials, Accessories, Application: Physics, Water decomposer, only the glass details
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Solvent screen, certified reference material, Supelco®
Supplier: Merck
Solvent Screen, Supelco®, Certified reference material
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Anions, certified reference material, Supelco®
Supplier: Merck
Anions - QC, Supelco®, Application: Environmental standards, Waste water
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Spectroquant reference standard for Picco, Move and Multy colorimeters, Supelco®
Supplier: Merck
A reference standard for chlorine, chlorine dioxide and ozone, that is designed to reassure the user about the accuracy and reliability of the results from the Picco and Multy colorimeters.
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VWR®, Density Standards, Certified Reference Materials, Referenced at 25 °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.
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VWR®, Density Standards, Certified Reference Materials, Referenced at 20 °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.
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VWR®, Density standards, Certified Reference Materials, referenced at 15 °C
Supplier: VWR Chemicals
VWR® Chemicals ISO 17025/ISO 17034 dual certified-density standards are for the verification of instruments used to measure the density of materials which are fluid at the desired test temperature.
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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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Nutrients C/V Sample 2, (CRM), Supelco®
Supplier: Merck
Nutrients C/V Sample 2, Supelco®, Certified reference material, : N/A
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Nutrients C/V Sample 1, (CRM), Supelco®
Supplier: Merck
Nutrients C/V Sample 1, Supelco®, Certified reference material, : N/A