Cyclic compounds (15)
Aromatic amines (6)
PH indicators (6)
Solvent dyes (3)
Organic compound (2)
Fuel dyes (1)
Staining dyes (1)
Vat dyes (1)
Sigma Aldrich (12)
TCI Chemicals (8)
AK Scientific (7)
Oakwood Chemical (3)
Bromophenol blue (115-39-9)
Bromphenol Blue · Tetrabromophenol Blue
Bromophenol blue (3′,3″,5′,5″-tetrabromophenolsulfonphthalein, BPB, albutest) is used as a pH indicator, a color marker, and a dye. It can be prepared by slowly adding excess bromine to a hot solution of phenolsulfonphthalein in glacial acetic acid.
Solvent green 3 (128-80-3)
1,4-di-4-toluidinoanthraquinone · cyanine green G base · D and C Green #6
Quinizarine Green SS, also called Solvent Green 3, C.I. 61565, Oil Green G, D&C Green #6, is a green dye, an anthraquinone derivative. It has the appearance of a black powder with melting point of 220-221 °C.
Bromocresol purple (115-40-2)
Bromocresol purple (BCP) or 5′,5″-dibromo-o-cresolsulfophthalein, is a dye of the triphenylmethane family (triarylmethane dyes) and a pH indicator. It is colored yellow below pH 5.2, and violet above pH 6.8. In its cyclic sulfonate ester form, it has a pKa value of 6.3, and is usually prepared as a 0.04% aqueous solution.
Vat yellow 4 (128-66-5)
7,14-Dibenzpyrenequinone is a yellow synthetic anthraquinone vat dye, known as Vat Yellow 4. It is a bright yellow solid. This dye is used mostly as a dye for textiles and paper.
Bromothymol blue (76-59-5)
Bromthymol Blue · Dibromothymolsulfonphthalein
Bromothymol blue (also known as bromothymol sulfone phthalein and BTB) is a pH indicator. It is mostly used in applications that require measuring substances that would have a relatively neutral pH (near 7). A common use is for measuring the presence of carbonic acid in a liquid.
CHLOROPHENOL RED (4430-20-0)
Chlorophenol red is an indicator dye that changes color from yellow to violet in the pH range 4.8 to 6.7. The lambda max is at 572 nm.
Pelargonidin is an anthocyanidin, a type of plant pigment producing a characteristic orange color used in food and industrial dyes.
Aurin (C.I. 43800), sometimes named rosolic acid or corallin is an organic compound, forming yellowish or deep-red crystals with greenish metallic luster. It is practically insoluble in water, freely soluble in alcohol.
Solvent Blue 36 (14233-37-5)
1,4-bis(isopropylamino)anthraquinone · Oil Blue A
Oil Blue A is a blue anthraquinone dye used for colouring certain plastics such as polystyrene and acrylic resins, as well as other materials such as petroleum and inks. It has good resistance to light.
Bromocresol green (76-60-8)
Bromcresol Green · Tetrabromocresolsulfonphthalein
Bromocresol green (BCG) is a dye of the triphenylmethane family (triarylmethane dyes). It belongs to a class of dyes called sulfonephthaleins. It is used as a pH indicator in applications such as growth mediums for microorganisms and titrations.
disperse red 9
Disperse Red 9, also called C.I. 60505 and 1-methylamino anthraquinone, is a red dye derived from anthraquinone. Disperse Red 9 is used in some older red and violet-red colored smoke formulations.
1,4-Diamino-2,3-dihydroanthraquinone is an anthraquinone dye used with Disperse Red 9 in colored smoke to introduce a violet color. It is also used in dyes and marine flares.
Disperse red 11 (2872-48-2)
Disperse Red 11, also called C.I. 62015 and 1,4-diamino-2-methoxy anthraquinone, is a red dye derived from anthraquinone. Disperse Red 11 can be used in plastics and textiles industry to dye polyvinylchloride, acetate, polyester, polyamide, polyacryl and polyurethane materials and synthetic fibers, and foam materials (e.g.
Solvent blue 35 (17354-14-2)
Oil Blue 35 is a blue anthraquinone dye used for colouring alcoholic and hydrocarbon based solvents, including oils, fats, and waxes. It is used also in lacquers and inks. In some countries, it is used as a fuel dye.
Anthrapurpurin, or 1,2,7-trihdroxyanthraquinone, is a purple dye used in histology for the detection of calcium.