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Product Image-210416X

pH Indicator solution, BDH® '4.5' pH 3,5 - 6,0 for titration of first hydrogen of phosphoric acid, for titration of first hydrogen of phosphoric acid

Supplier: VWR Chemicals
Description: A mixed indicator for the titration of the first hydrogen of phosphoric acid, range pH 3,5 to 6,0

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Image Unavailable-1.01359.0250

pH Indicator solution '4.5' acc. to Mortimer, Supelco®

Catalog Number: (1.01359.0250)
Supplier: Merck
Description: pH Indicator solution '4.5' acc. to Mortimer, Supelco®
UOM: 1 * 250 mL

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Product Image-87799.180

BRP Indicator solution Reag. Ph. Eur. 1013000

Catalog Number: (87799.180)
Supplier: VWR Chemicals
Description: Solution of Bromothymol Blue R, Methyl Red R and Phenolphtthalein R in alcohol
UOM: 1 * 100 mL

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Product Image-85424.602

VWR® Dosatest, pH indicator strips for coloured samples

Supplier: VWR Chemicals
Description: Dosatest strips incorporate a colour scale and are ideal for determining pH values for coloured solutions.

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Product Image-ACRO422435000

pH Indicator solution universal in isopropanol (IPA), pure

Catalog Number: (ACRO422435000)
Supplier: Thermo Fisher Scientific
Description: pH Indicator solution universal in isopropanol (IPA), pure
UOM: 1 * 500 mL

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Product Image-31725.265

LITMUS 2% in aqueous solution, TECHNICAL pH-indicator

Catalog Number: (31725.265)
Supplier: VWR Chemicals
Description: LITMUS 2% in aqueous solution, TECHNICAL pH-indicator
UOM: 1 * 500 mL

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Product Image-1.10962.0003

pH indicator papers, MQuant®, Supelco®

Supplier: Merck
Description: Traditional pH indicator test papers, supplied on a 4,8 metre roll, consisting of high quality filter paper impregnated with indicator and mixed indicator solutions then dried and cut to size.

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Product Image-31720.230

Methyl orange 0,04% in aqueous solution, TECHNICAL pH-indicator

Supplier: VWR Chemicals
Description: Methyl orange 0.04% in aqueous solution 0,04% in aqueous solution, TECHNICAL pH-indicator

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Product Image-87870.180

Methyl orange - Bromocresol green in aqueous solution Reag. Ph. Eur. 1054801 mixed indicator

Catalog Number: (87870.180)
Supplier: VWR Chemicals
Description: Colour change: pH 3.0 (orange) to pH 4.4 (olive-green)
UOM: 1 * 100 mL

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Product Image-210893Q

Phenolphthalein 1% in ethanol 50% pH-indicator

Supplier: VWR Chemicals
Description: 1% solution in 50% ethanol.

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Product Image-1.09562.0003

pH indicator papers, Supelco®

Supplier: Merck
Description: Traditional pH indicator test papers, supplied on a 4,8 metre roll, consisting of high quality filter paper impregnated with indicator and mixed indicator solutions then dried and cut to size.

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Product Image-1.09531.0001

pH indicator strips, MQuant®, Supelco®

Supplier: Merck
Description: These test strips contain special indicator dyes that are covalently bound to the reagent papers which are then adhered to the plastic strips.

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Product Image-87702.180

Ferroin (1,10-phenanthrolineferrous sulphate complex) 0.025 mol/l in aqueous solution Reag. Ph. Eur. 1038100 redox indicator

Catalog Number: (87702.180)
Supplier: VWR Chemicals
Description: Ferroin (1,10-phenanthrolineferrous sulphate complex) 0.025 mol/l in aqueous solution Reag. Ph. Eur. 1038100 redox indicator
UOM: 1 * 100 mL

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Image Unavailable-P4758-25G

Phenol red sodium salt dye pH-indicator, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Phenol Red sodium salt is widely used as a pH indicator. At a pH of 6,4 and below, phenol red solution will have a yellow colour. At a pH of 8,2 and above, it will have a red colour. It is commonly used in culture media to detect neutral to acidic pH changes.

Product Image-16024.0500

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

Supplier: VWR Chemicals
Description:

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.

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Image Unavailable-1.09176.0100

Visual colour kits, pH indicator solution with colour Card, pH 9,0 - 13,0, Supelco®

Catalog Number: (1.09176.0100)
Supplier: Merck
Description: Quick tests, visual colour comparision.
UOM: 1 * 100 mL

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on 0800 22 33 44
Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalogue Number listed above. If you need further assistance, please call VWR Customer Service on 0800 22 33 44.
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