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07295

Supelco

Nitrate Ionophore VI

Selectophore, function tested

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Synonym(s):
9-Hexadecyl-1,7,11,17-tetraoxa-2,6,12,16-tetraazacycloeicosane
Empirical Formula (Hill Notation):
C28H60N4O4
CAS Number:
Molecular Weight:
516.80
MDL number:
PubChem Substance ID:
NACRES:
NB.61

grade

for ion-selective electrodes

Quality Level

product line

Selectophore

quality

function tested

storage temp.

2-8°C

SMILES string

CCCCCCCCCCCCCCCCC1CONCCCNOCCCONCCCNOC1

InChI

1S/C28H60N4O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-19-28-26-35-31-22-16-20-29-33-24-18-25-34-30-21-17-23-32-36-27-28/h28-32H,2-27H2,1H3

InChI key

NQESDIIOYWZCLK-UHFFFAOYSA-N

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Nitrate Ionophore VI Selectophore™, function tested

07295

Nitrate Ionophore VI

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60397

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62567

Lithium ionophore VI

product line

Selectophore

product line

Selectophore

product line

Selectophore

product line

Selectophore

quality

function tested

quality

function tested

quality

function tested

quality

function tested

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

General description

New ionophore for online monitoring of nitrate obtains superior characteristics over all existing nitrate ionophores.
Visit our Sensor Applications portal to learn more.

Application

Selected application examples
Detection limit: <200μg NO3-/L
Ion selectivity: logKpot(NO3/NO2):-1.2, logKpot(NO3/Cl):-2.5, logKpot(NO3/Br):-1.1, logKpot(NO3/HCO3):-3.2, logKpot(NO3/HPO4):-4.4, logKpot(NO3/SO4):-4.5
Nitrate ionophore VI may be used in polyvinyl chloride/dioctylsebacate (PVC/DOS) matrix using a highly sensitive piezoresitive silicon oxide cantilevers for determination of nitrates in soil.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Components

Recommended Membrane Composition
5.2 wt% Nitrate ionophore VI (07295)
47.1 wt% Dibutyl phthalate (80100)
0.6 wt% Tetraoctylammonium chloride (87991)
47.1 wt% Poly(vinyl chloride) high molecular weight (81392)

Physical properties

Lipophilicity: log P = 8.3

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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The origin of nucleotides is a major question in origins-of-life research. Given the central importance of RNA in biology and the influential RNA World hypothesis, a great deal of this research has focused on finding possible prebiotic syntheses of the
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