Acid Orange 7, also known as 2-naphthol orange is an azo dye. It is used for dyeing wool. It is produced by azo coupling of β-naphthol and diazonium derivative...

Orange II may refer to: Acid orange 7, also known as Orange II Council of Orange (529), also known as Orange II Orange II (boat), a sailboat Orange (disambiguation)...

by the Colour Index, in chronological order (e.g., Acid Orange 5, Acid Orange 6, Acid Orange 7). A detailed record of products available on the market...

has a sharp end point. In a solution becoming less acidic, methyl orange changes from red to orange and, finally, to yellow—with the reverse process occurring...

Acid orange 20 (also Orange I) is an organic compound and an azo dye. It is one of the first water soluble dyes to be commercialized, and one of seven...

dimethylaniline) Acid orange 7 (azo coupling with 2-naphthol) Chrysoine resorcinol (azo coupling with resorcinol) Orthanilic acid Metanilic acid Sulfanilamide...

Acid orange 5 is a compound with formula Na(C6H5NHC6H4N=NC6H4SO3). It is an azo dye. It is also used as a pH indicator; it is red in pH under 1.4, orange-yellow...

Because of its citric acid content, orange juice is acidic, with a typical pH of around 3.5. As of 2020, consumption of orange juice was under preliminary...

The orange, also called sweet orange to distinguish it from the bitter orange (Citrus × aurantium), is the fruit of a tree in the family Rutaceae. Botanically...

to be easy to peel. They are typically juicy and sweet, with less acid than oranges. Their oils, like other citrus fruits, contain mostly limonene as...