SIGMA ALDRICH

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TRIMETHYLHYDROQUINONE, 97%

TRIMETHYLOCTADECYLAMMONIUM BROMIDE, ;98%

TRIMETHYLOCTADECYLAMMONIUM BROMIDE, ;98%

TRIMETHYLOCTADECYLAMMONIUM BROMIDE, ;98%

Trimethyloctadecylammonium chloride

Trimethyloctylammonium bromide, >= ;980