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Bromophenol blue sodium salt is a tracking dye for protein or nucleic acid electrophoresis in polyacrylamide or agarose gels. Keep away from strong oxidizing agents. It is used in analytical chemistry as Ph indicators. It is also used as a tracking dye for alkaline and neutral buffer systems. It is used as an acid-base indicator and a gel electrophoresis color marker.
W Feldberg.; K Fleischhauer. Penetration of bromophenol blue from the perfused cerebral ventricles into the brain tissue. The Journal of physiology.1960150 (2), 451-462.
E Kennedy.; H Barker. Paper chromatography of volatile acids. Analytical Chemistry.195123 (7), 1033-1034.
Acid-base indicator: pH 3.0 - 4.6.
Precautionary Statements: P260-P201-P280-P304+P340-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.