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Dye Sample; Indigo

Dye Sample; Alizarin

Dye Sample; Indigo

1840s-1900

Dye Sample; Iso-Purpurin

Orcine from lecanorin

circa 1860

Mauveine dye

Benzochinon, a sample chemical from Edward Schunck's work on natural dyes and plant products

Dye Sample; Purpurin (pure)

Salicine, a sample chemical from Edward Schunck's work on natural dyes and plant products

Anthraquinone (pure)

Alizarine (sublimed)

Rubian. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Rubian, a sample chemical

1840s-1900

O-amido phenyline isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; O-amido phenyline isatin

1840s-1900

Scutellarine. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900. Prepared by Dr. Theodor Schuchard, labelled Harington Brother's Ltd., manufacturing chemists, London.

Scutellarine, a sample chemical

1840s-1900

Datiscin (glucoside of datiscetin). A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Datiscetin, a sample chemical

1840s-1900

Phloretin. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Phloretin, a sample chemical

1840s-1900

Phloretic acid (3-p-hydroxy phenylpropionic acid). A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Phloretic Acid, a sample chemical

1840s-1900

Tetra-acetyl phloreto methyl ketone. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Tetra-acetyl phloreto methyl ketone, a sample chemical

1840s-1900

Dioxime of acetyl pseudo-isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Dioxime of acetyl pseudo-isatin

1840s-1900

Dithioisatyd, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Dithioisatyd

1840s-1900

Aesculin (6-glucoside of aesculetin). A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Aesculin, a sample chemical

1840s-1900

Helicin. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Helicin, a sample chemical

1840s-1900

Juglandin. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900. Prepared by E. Merek, Darmstadt‎, Germany.

Juglandin, a sample chemical

1840s-1900

Acetyl catechin. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Acetyl catechin, a sample chemical

1840s-1900

Berberine hydrochloride. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Berberine hydrochloride, a sample chemical

1840s-1900

Anthraumbeliferone (dihydroxy methyl anthrone). A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Anthraumbeliferone, a sample chemical

1840s-1900

Bromsophoretine. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Bromsophoretine, a sample chemical

1840s-1900

Bromo rubiadine, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Bromo Rubiadine

Aloin puriss. Ph. Brit. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900. Prepared by E. Merek, Darmstadt, Germany.

Aloin, a sample chemical

1840s-1900

Nitro Isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Nitro Isatin

1840s-1900

Lupinin. A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Lupinin, a sample chemical

1840s-1900

Diacetylanthrarufin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Diacetyl Anthrarufin

Anthrarufin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Anthrarufin

Scoparin from spartium ( -flavone c-glucoside). A sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Scoparin from spartium, a sample chemical

1840s-1900

Diacetyl rufol, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Diacetyl rufol

Oxime of m-chloroisatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Oxime of m-chloroisatin

1840s-1900

Rubianine, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Rubianine

Rubiacine (from Rubiacate of potash), a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Rubiacine

Oxalate of ethyl, a sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Oxalate of Ethyl, a sample chemical

1840s-1900

Nitro isatin semicarbazone, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Nitro Isatin Semicarbazone

1840s-1900

Iso-anthraflavic acid, from sodium beta-anthraquinone disulphonate; a sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Iso-anthraflavic acid, a sample chemical

1840s-1900

P-nitro isatin semicarbazide, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; P-nitro isatin semicarbazide

1840s-1900

Methyl phenylhydrazone of isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Methyl phenylhydrazone of isatin

1840s-1900

Chrysarobin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900. Associated Chemist, Merck.

Dye Sample; Chrysarobin

Diphenyl isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Diphenyl isatin

1840s-1900

Anthraflavic acid, a sample chemical from Edward Schunck's work on natural dyes and plant products, 1840s-1900.

Anthraflavic acid

1840s-1900

Chlororubian, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Chlororubian

Benzoyl ruberythric acid, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Benzoyl Ruberythric Acid

Acetyl phenylhydrazone of isatin, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Acetyl Phenylhydrazone of Isatin

1840s-1900

Chrysazol, a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Dye Sample; Chrysazol