U heeft gezocht op: Magnesium+sulphate


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Leverancier: Honeywell Chemicals
Omschrijving: Magnesium sulphate hydrate, (dried basis) 99.0-101.0% (dried basis), Puriss., meets analytical specification of DAC, Fluka™
Leverancier: Honeywell Chemicals
Omschrijving: Magnesium sulphate heptahydrate 99.5-100.5% (dried basis), meets analytical specification of BP, Ph. Eur., USP, FCC, Fluka™
Catalogus nummer: (HACH225100)
Leverancier: Hach
Omschrijving: High concentrations of magnesium or sodium sulphate in water act as cathartics. This test kit provides economical determination of sulphate levels using the Extinction/Turbidimetric methods.
UOM: 1 * 1 Kit


Catalogus nummer: (USBIA1372-25A-100L)
Leverancier: US Biological
Omschrijving: Ames' medium was formulated to support retinal tissue in relatively short-term culture.
UOM: 1 * 1 ST


Catalogus nummer: (635-0259)
Leverancier: Atago
Omschrijving: The PAL series for pharmaceutical ingredients (reagents) are pocket instruments delivering rapid results.
UOM: 1 * 1 ST


Leverancier: MP Biomedicals
Omschrijving: Magnesium sulphate is used as a colorant in dyes and red glazes for porcelain. As a trace essential element it is a nutritional factor for all animals; often a supplement in feed. It is used in biological assays to study the effects of manganese on the central nervous system, and to assess exposure limits.

Leverancier: Restek
Omschrijving: QuEChERS dSPE tubes are used for extract cleanup. It is fast, simple sample Prep for multiresidue pesticide analysis. It has a advantage that no glassware required and it is ready to use. It can be individually labelled for easy sorbent identification and the tubes are preweighed with ultra pure sorbents.

Leverancier: Thermo Fisher Scientific
Omschrijving: The QuEChERS (Quick, Easy, Cheap, Effective, Rugged and Safe) technique is increasingly becoming the technique of choice for the extraction of pesticide residues in fruit, vegetables and other foods. The QuEChERS method offers the advantage of high recoveries, accurate results and high sample throughput, combined with the associated cost savings with low solvent and labour requirements. Yet the procedure is robust and rugged.

Leverancier: Agilent
Omschrijving: Step 1: Extraction
Choose the extraction salt packet based on your method of analysis, AOAC or EN. The buffered extraction salts are amenable for more liable pesticides. Adding solvent and then salts to a comminuted fruit or vegetable sample (10 g or 15 g) enables you to extract the pesticides of interest into the organic layer. However, adding a food sample with a high percentage of water directly to the salts may create an exothermic reaction that can affect your analyte recoveries.

Catalogus nummer: (HEWL5982-5258CH)
Leverancier: Agilent
Omschrijving: Step 2: Dispersive SPE cleanup
Select the dispersive SPE kit suited to the type of food being analysed and the method you are following. In this step, an aliquot of the sample extract from step one (see QuEChERS extraction kits) is added to a 2 or 15 ml centrifuge tube containing a small amount of SPE sorbent and MgSO₄. The sorbent will pull out interfering matrix materials from the sample, while the MgSO₄ helps remove excess water and improve analyte partitioning.
UOM: 1 * 1 ST


Catalogus nummer: (1.05815.1000)
Leverancier: Merck
Omschrijving: Magnesium ≥98.5%, powder, Ø ~ 0.06-0.3 mm, Supelco®
UOM: 1 * 1 kg

MSDS


Catalogus nummer: (1.05812.0001)
Leverancier: Merck
Omschrijving: Magnesium ≥99.5%, foil, Width: 3 mm, Thickness: 0.15-0.30 mm, Supelco®
UOM: 1 * 1 ROL

MSDS


Leverancier: Merck
Omschrijving: Magnesium chloride zS, Sigma-Aldrich®
Catalogus nummer: (1.05846.0100)
Leverancier: Merck
Omschrijving: Magnesium fluoride, Patinal®
UOM: 1 * 100 g

MSDS


Leverancier: Merck
Omschrijving: Magnesium 97,0, powder zS, Ø <0,1 mm, Sigma-Aldrich®
Catalogus nummer: (63043-50ML-F)
Leverancier: Merck
Omschrijving: Magnesium perchlorate hexahydrate, Supelco®
UOM: 1 * 50 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 at 1-800-932-5000.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at Regulatory_Affairs@vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
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