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95293

Supelco

Hydrogen ionophore I - cocktail B

Selectophore™

Synonym(s):

H⁺ ionophore I - cocktail B

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About This Item

UNSPSC Code:
26111700
NACRES:
NB.61

product line

Selectophore™

Quality Level

200

form

liquid

composition

Hydrogen ionophore I, 10.0 wt. % (95292)
2-Nitrophenyl octyl ether, 89.3 wt. % (73732)
Potassium tetrakis(4-chlorophenyl)borate, 0.7 wt. % (60591)

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General description

Visit our Sensor Applications portal to learn more.

Application

Selected application examples

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H412

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCBX8915
BCBM2896V
BCBL2214V
BCBJ2489V
BCBD9090

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What are the formulations for Products 95291, Hydrogen ionophore I - cocktail A and 95293, Hydrogen ionophore I - cocktail B, and how do they differ?

    Hydrogen ionophore I cocktails A and B are quite similar. Product 95291 is Ionophore I (tridodecylamine, Product 95292), 10%; 2-Nitrophenyl-octylether (Product 73732), 89.3%, and sodium tetraphenylborate (Product 72018), 0.7%. For Product 95293, the first two components are the same; the third component is potassium tetrakis(4-chlorophenyl)borate, 0.7%.

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

A hydrogen ion-selective liquid-membrane electrode based on tri-n-dodecylamine as neutral carrier
Schulthess, P.; et al.
Analytica Chimica Acta, 131, 111-116 (1981)
Gang Sa et al.
The New phytologist, 222(4), 1951-1964 (2019-02-14)
Salt stress is an important environmental cue impeding poplar nitrogen nutrition. Here, we characterized the impact of salinity on proton-driven nitrate fluxes in ectomycorrhizal roots and the importance of a Hartig net for nitrate uptake. We employed two Paxillus involutus
Neutral carrier based hydrogen ion selective microelectrode for extra- and intracellular studies.
D Ammann et al.
Analytical chemistry, 53(14), 2267-2269 (1981-12-01)
Robert D Hoffmann et al.
Nature communications, 11(1), 2395-2395 (2020-05-16)
Pollen tubes are highly polarized tip-growing cells that depend on cytosolic pH gradients for signaling and growth. Autoinhibited plasma membrane proton (H+) ATPases (AHAs) have been proposed to energize pollen tube growth and underlie cell polarity, however, mechanistic evidence for

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