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Catalog ID 7115 / 100 mg

SPQ [6-Methoxy-N-(3-sulfopropyl)quinolinium inner salt]

AKA: Quinolinium, 6-methoxy-1-(3-sulfopropyl)-, hydroxide, inner salt
Formula Weight CAS#
C13H15NO4S 281.33 83907-40-8
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The fluorescence of SPQ is specifically quenched by chloride via collision. Therefore, chloride concentration is measured by monitoring the degree of fluorescence decrease. The dye can be loaded into cells by hypotonic shock

Product Size 100 mg
Form Beige solid
Absorption (estimated) Wavelength (λmax) 316 ± 3 nm (Water)
Fluorescence (estimated) Wavelength (λmax) 443 ± 4 nm (Water)
Storage conditions Store at Room Temperature (RT) Protect from moisture (D) Protect from light (L)
MDL#

* Quinolinium, 6-methoxy-1-(3-sulfopropyl)-, hydroxide, inner salt

Cellular Sensors, Ion and pH Indicators (Fluorescent/Non-Fluorescent):   Fluorescent Chloride Indicators
Fluorescent Probes and Related Products:   Quinoline

Safety Data Sheet
SDS-PDF
Certificates of Analysis
Lot 51611 25-Apr-2019
Lot 50355 03-Mar-2015
Lot 50308 02-Feb-2015

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