How can I dissolve Sudan Black B in ethanol 70%?

Juan Manuel Peralta-Sánchez @Juan-Peralta-Sanchez

05 November 2015 1 7K Report

I am having problems trying to dissolve this dye in ethanol 70% (as part of a protocol) but the process is getting difficut.

Any thoughts?

Christopher Jobdevairakkam

You may try dissolving in 70% ethanol by warming the solution.

Alternatively dissolve in 100% ethanol and further dilute to 70% adding water.

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