"VWR Chemicals"
VWR®, Standards for water determination by the Karl Fischer method
Supplier: VWR Chemicals
The tightening of regulatory requirements and the increasing demands of QA/QC methodology is becoming more important across all market sectors. The demand for standards to support testing methods continues to increase, and this growth applies to water determination according to Karl Fischer. Avantor now offers a complete range of Karl Fischer water standards as CRMs to calibrate and monitor equipment and check test results.
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Petroleum spirit, 40…60 °C, AnalaR NORMAPUR® ACS analytical reagent (max. 0.01% aromatic hydrocarbons)
Supplier: VWR Chemicals
Petroleum spirit, 40…60 °C, AnalaR NORMAPUR® ACS analytical reagent (max. 0.01% aromatic hydrocarbons)
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Trifluoroacetic acid ≥99.9%, HiPerSolv CHROMANORM® for LC-MS
Supplier: VWR Chemicals
Trifluoroacetic acid ≥99.9%, HiPerSolv CHROMANORM® for LC-MS
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Potassium hydroxide ≥85%, pellets, GPR RECTAPUR®
Supplier: VWR Chemicals
Potassium hydroxide ≥85%, pellets, GPR RECTAPUR®
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Ammonium iron(III) sulphate dodecahydrate 99.0-101.0%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Ammonium iron(III) sulphate dodecahydrate 99.0-101.0%, AnalaR NORMAPUR® analytical reagent
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Zinc chloride 97.0-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
Supplier: VWR Chemicals
Zinc chloride 97.0-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
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Nitric acid 69% 69%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
Supplier: VWR Chemicals
Nitric acid 69% 69%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
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Carbon disulphide ≥99.90%, SPECTRONORM® for spectroscopy
Supplier: VWR Chemicals
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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D-(+)-Glucose, anhydrous, GPR RECTAPUR®
Supplier: VWR Chemicals
D-(+)-Glucose, anhydrous, GPR RECTAPUR®
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Hydrochloric acid 20%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Hydrochloric acid 20%, AnalaR NORMAPUR® analytical reagent
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Bromophenol blue 0,04% in ethanol, TECHNICAL
Supplier: VWR Chemicals
Bromophenol blue 0,04% in ethanol, TECHNICAL
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2-Propanol ≥99.7%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
Supplier: VWR Chemicals
2-Propanol ≥99.7%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
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Iron(II) sulphate heptahydrate 98.0-105.0% Ph. Eur.
Supplier: VWR Chemicals
Iron(II) sulphate heptahydrate 98.0-105.0% Ph. Eur.
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Zinc ≥99.9%, pellets, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Zinc ≥99.9%, pellets, AnalaR NORMAPUR® analytical reagent
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Methyl ethyl ketone ≥99%, GPR RECTAPUR®
Supplier: VWR Chemicals
Methyl ethyl ketone ≥99%, GPR RECTAPUR®
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4-(Dimethylamino)benzaldehyde, TECHNICAL
Supplier: VWR Chemicals
4-(Dimethylamino)benzaldehyde, TECHNICAL
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Catalog #: 83639.320
Supplier: VWR Chemicals
Catalog #: 20864.320
Supplier: VWR Chemicals
Catalog #: 83640.320
Supplier: VWR Chemicals
Catalog #: 31770.294
Supplier: VWR Chemicals
Catalog #: 1.00030.2500
Supplier: Merck
Catalog #: 83645.320
Supplier: VWR Chemicals