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Merck

71747

Supelco

Natrium-Ionophor X

for ion-selective electrodes, Selectophore, function tested

Synonym(e):

4-tert.-Butylcalix[4]aren-tetraessigsäure-tetraethylester

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CHF 266.00

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About This Item

Empirische Formel (Hill-System):
C60H80O12
CAS-Nummer:
Molekulargewicht:
993.27
Beilstein:
3587002
MDL-Nummer:
UNSPSC-Code:
26111700
PubChem Substanz-ID:
NACRES:
NB.61

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Qualität

for ion-selective electrodes
function tested

Qualitätsniveau

Produktlinie

Selectophore

Form

crystals

SMILES String

CCOC(=O)COc1c2Cc3cc(cc(Cc4cc(cc(Cc5cc(cc(Cc1cc(c2)C(C)(C)C)c5OCC(=O)OCC)C(C)(C)C)c4OCC(=O)OCC)C(C)(C)C)c3OCC(=O)OCC)C(C)(C)C

InChI

1S/C60H80O12/c1-17-65-49(61)33-69-53-37-21-39-27-46(58(8,9)10)29-41(54(39)70-34-50(62)66-18-2)23-43-31-48(60(14,15)16)32-44(56(43)72-36-52(64)68-20-4)24-42-30-47(59(11,12)13)28-40(55(42)71-35-51(63)67-19-3)22-38(53)26-45(25-37)57(5,6)7/h25-32H,17-24,33-36H2,1-16H3

InChIKey

HZHADWCIBZZJNV-UHFFFAOYSA-N

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Allgemeine Beschreibung

Sodium ionophore X is generally used in the preparation of ion-selective electrode (ISE).
Visit our Sensor Applications portal to learn more.

Anwendung

Selected application examples
It may be used in a comparison study of ISE-based electronic tongue for direct and two-stage data analysis on Artificial Neural Network (ANN), Partial Least Squares-Discriminant Analysis (PLS-DA)) and Principal Components Analysis (PCA).[1]

Verpackung

Bottomless glass bottle. Contents are inside inserted fused cone.

Sonstige Hinweise

Ionophore employed in solid-state and polymeric membrane sodium-selective electrodes[2][3]

Rechtliche Hinweise

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Persönliche Schutzausrüstung

Eyeshields, Gloves, type N95 (US)


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Kunden haben sich ebenfalls angesehen

Analytical Chemistry, 64, 2496-2496 (1992)
D. Diamond et al.
Analyst, 114, 1551-1551 (1989)
Direct and two-stage data analysis procedures based on PCA, PLS-DA and ANN for ISE-based electronic tongue-Effect of supervised feature extraction.
Ciosek P
Talanta, 67(3), 590-596 (2005)
Yihang Chen et al.
Lab on a chip, 20(22), 4205-4214 (2020-10-14)
Microchannels in hydrogels play an essential role in enabling a smart contact lens. However, microchannels have rarely been created in commercial hydrogel contact lenses due to their sensitivity to conventional microfabrication techniques. Here, we report the fabrication of microchannels in

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    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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