You searched for: Kity pro environmentální testy

Determine the concentrations of a wide range of gases and chemicals in the environment, whether by air, water, or soil sampling. Portable, convenient handheld units are ideally suited for field analysis of samples. All instruments are easy to use with accurate readings for reliable service. Continual testing of the environment ensures that ongoing safety measures are being enforced properly and that the integrity of the ecosystem is intact.

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Test strips, peracetic acid, Dosatest

Supplier: VWR Chemicals

A ready to use kit that fits into your lab coat pocket.

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Nitrite test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of nitrite.

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Total Iron Test Strips, Dosatest, VWR®

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of iron.

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Arsenic test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of arsenic.

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Ascorbic acid test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of ascorbic acid.

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VWR®, Zinc Test Strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of zinc.

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VWR®, Powder packs for determination of sulphate, reagents for photometers

Supplier: VWR Chemicals

Činidla VWR® Powder Pack jsou navržena pro použití na laboratorních a přenosných fotometrech se schopností 16 mm buněk. Nejsou nutná žádná kalibrační data. Polštáře, jednotlivě zabalené v balení z hliníkové fólie, nejsou ovlivněny okolními podmínkami a obsahují předem odměřená prášková činidla pro přesnost, pohodlí a skvělou rozpustnost.

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VWR®, Práškové balíčky pro stanovení dusičnanů, činidla pro fotometry

Supplier: VWR Chemicals

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Total Hardness Test Strips, Dosatest, VWR®

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of water hardness.

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Phosphate test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of phosphate.

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VWR®, Reagents in tablet form for photometric determination of chlorine

Supplier: VWR Chemicals

Test kit, DPD No1 - Volný chlór, VWR®, Rozsah: 0,01 - 6 mg/l

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Chlorine, sensitive test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of chlorine.

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VWR®, Pulverpakker til bestemmelse af molybdæn, reagenser til fotometre

Supplier: VWR Chemicals

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VWR®, balení prášku pro stanovení manganu, činidla pro fotometry

Supplier: VWR Chemicals

Činidla VWR® powder pack jsou navržena pro použití na laboratorních a přenosných fotometrech se schopností 16 mm buněk. Nejsou nutná žádná kalibrační data. Polštáře, jednotlivě zabalené v balení z hliníkové fólie, nejsou ovlivněny okolními podmínkami a obsahují předem odměřená prášková činidla pro přesnost, pohodlí a skvělou rozpustnost.

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Formaldehyde Test Strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of formaldehyde.

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Test strips, water hardness, Dosatest

Supplier: VWR Chemicals

A ready to use kit that fits into your lab coat pocket.

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VWR®, Testovací proužky, chlorid, Dosatest

Supplier: VWR Chemicals

Sada připravená k použití, která se vejde do kapsy laboratorního pláště.

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VWR®, Sulphite test strips, Dosatest

Supplier: VWR Chemicals

Semi-quantitative test strips for the determination of sulphite.

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VWR®, Total Hardness Indicator, Tablets for Hardness of Water Determinations, Avantor

Supplier: VWR Chemicals

Indicator tablets for determination of water hardness by titration with EDTA.

Specifications
Minimum weight: ≥ 0.20 g
Maximum weight: ≤ 0.23 g
Disintegration time (at 25°C): ≤ 150 s
Application test: conforms

The tablets are dissolved in 100 ml of the water sample to be tested, which has been buffered at pH 10 with 1 ml of Ammonia/ Ammonium chloride buffer solution, and then titrated with EDTA solution (0,01 M) till the sample turns from red to blue.
Total hardness in mg/l = 10×ml of titrant used.

Control samples of calcium carbonate should be used to calibrate the method.