"VWR Chemicals"

Supplier: VWR Chemicals

Solution prepared from AnalaR® NORMAPUR® grade analytical reagents.

Supplier: VWR Chemicals

Ammonia test strips are for the fast and reliable determination of ammonium, respectively ammonia, in solutions.

Supplier: VWR Chemicals

Dosatest® Nitrite 25 test strip enables fast and precise determination of nitrite in liquids.

Supplier: VWR Chemicals

Calcium hydroxide ≥96.0%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent

Supplier: VWR Chemicals

Potassium carbonate ≥99.0%, AnalaR NORMAPUR® analytical reagent sodium-free

Supplier: VWR Chemicals

Ammonium thiocyanate 0.1 mol/l (0.1 N) in aqueous solution, AVS TITRINORM volumetric solution

Supplier: VWR Chemicals

Potassium chloride 3 Molar solution may also be used as an electrode storage solution.

Supplier: VWR Chemicals

Calcium carbonate 98.5-100.5%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

Ni in HNO₃ 2 to 5%.

Supplier: VWR Chemicals

Sodium hydroxide concentrate for dilution to 1 mol in aqueous solution, ConvoL NORMADOSE® volumetric solution

Supplier: VWR Chemicals

Acetonitrile ≥99.9%, HiPerSolv CHROMANORM® for UHPLC-MS

Supplier: VWR Chemicals

Ammonium hydrogen carbonate ≥97%, GPR RECTAPUR®

Supplier: VWR Chemicals

Soda-lime glass, solid.

Supplier: VWR Chemicals

Potassium hexacyanoferrate(II) trihydrate ≥98%, GPR RECTAPUR®

Supplier: VWR Chemicals

NO₃ in H₂O.

Supplier: VWR Chemicals

VWR® PFAS grade LC-MS solvents undergo a rigorous use test to ensure suitability for analysis of poly- and perfluoroalkyl substances resulting in an ultra low background of PFAS analytes. Using complementary methods a broad range of PFAS analytes are quantified to their detection limits by LC-MS.