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Synonyms: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt, Acid Orange 52, Helianthin, Orange III
Methyl orange is a pH indicator frequently used in titrations because of its clear and distinct colour change.
M 3978 (OTTO) Methyl orange, ACS reagent, dye content 85% Cas 547-58-0 - used for histological microscopy.
RIDADR UN 3143PSN1 6.1 / PGIII
Certificate Of Analysis
(For eg. B 1615-0108)
Other Documents
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3-Nitrophthalonitrile, 99%
81-88-9
Rhodamine B, ≥95% (HPLC)
846-70-8
Naphthol yellow S
62758-13-8
Allamar blue, suitable for cell culture
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