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Catalog Number: (86186.260)
Supplier: VWR Chemicals
Description: Copper di-ammonium EDTA 0.1 mol/l, AVS TITRINORM
UOM: 1 * 500 mL

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.

MSDS Certificates New Product

Catalog Number: (87807.290)
Supplier: VWR Chemicals
Description: Starting materials: Copper acetate R / Sodium edetate / Water R
UOM: 1 * 1 L

Supplier: Thermo Fisher Scientific
Description: Ammonium copper(II) sulphate hexahydrate 99%
Supplier: Thermo Fisher Scientific
Description: Ammonium tetrachlorocuprate dihydrate
Catalog Number: (R033)
Supplier: G-Biosciences
Description: Molecular biology universal kit, contains 25 ml each of ammonium acetate, calcium chloride, EDTA, lithium acetate, magnesium chloride, potassium acetate, potassium chloride, SDS, sodium chloride, TE, Tris pH 7,0 and Tris pH 8,0
UOM: 1 * 1 KIT


Supplier: MP Biomedicals
Description: YNB media, a component of synthetic defined yeast media is a well defined composition of salts, vitamins and nitrogen source for a vigorous growth of <i>S. cerevisiae</i>.

Supplier: MP Biomedicals
Description: Zincon is a colorimetric indicator for Zn, Cu and Hg. Reagent for the spectrophotometric determination of zinc. Simultaneous determination of zinc and copper. Used in automated flow injection analysis of zinc. As a metal indicator for EDTA titration of Zn, or for the back titration of Ca in the presence of Mg with glycoletherdiaminetertraacetic acid (GEDTA or EGTA).
Supplier: Merck
Description: Ammonium tetrachlorocuprate dihydrate, Sigma-Aldrich®

Catalog Number: (0720-500G)
Supplier: VWR Chemicals
Description: EDTA dipotassium salt dihydrate, Ultrapure
UOM: 1 * 500 g

Supplier: Merck
Description: Ammonium tetrachlorocuprate dihydrate, Sigma-Aldrich®

Supplier: Avantor
Description: EDTA disodium salt, BAKER ANALYZED®, Laboratory Reagent, J.T.Baker®
Catalog Number: (88826.9011)
Supplier: VWR Chemicals
Description: EDTA disodium salt 7,444 g/l in aqueous solution, AVS TITRINORM
UOM: 1 * 10 L

Supplier: VWR Chemicals
Description: A reversible metalloprotease inhibitor useful for chelating metal ions.
Catalog Number: (4931-20)
Supplier: MACRON AVANTOR BRAND
Description: EDTA disodium salt dihydrate 99.0-101.0%, AR® ACS, Macron Fine Chemicals™
UOM: 1 * 12 kg

Catalog Number: (20294.294)
Supplier: VWR Chemicals
Description: EDTA (ethylenediamine tetraacetic acid) ≥98%, TECHNICAL
UOM: 1 * 1 kg

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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 at +43 1 97002 - 0.
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 at +43 1 97002 - 0.
Dual use goods can only be delivered within the European Union.
Dual use goods can only be delivered within the European Union.
This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at +43 1 97002 - 0.
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