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phenol-bromo-pyrazol

1880-1920

Sample of Korchef Natrun

Sample of Natrun

Bottle containing limestone

Bottle containing slack

Bottle containing salts

Bottle containing black ash

Bottle containing Hargreaves' salt cake

Two specimens of blue salt from Stassfurt

Display bottle containing mauveine salt

1863

Chemical Sample of Hexamethylbenzine, 1870-1889

1870-1889

Chemical Sample of Alcool Acide Isopropylique, 1870-1889

1870-1889

Best selected Natrun from Lake Hamra

Sample of Larvia Natrun

Sample of Kortai Natrun

Bottle containing salt

Box containing six polythene ampoules for volumetric titrations

circa 1960

A form of plate-sulphate coloured with a trace of sulphate of chromium.

1888

Bottle containing Hargreaves' salt

Bottle containing soda ash

Bottle containing salt cake

chloromethyl

1880-1920

chloromethyl

1880-1920

di-phenylurethane du glycol

1880-1920

di-phenylurethane du glycol bi-acetylesque

1880-1920

unidentified organic compound

1880-1920

Chemical Sample of Benzophenone, 1870-1889

1870-1889

Broken glass vial containing a small glass vial with cork stopper labelled for erythrolactone, from a set of specimens by Lespieau, French, 1880-1920

erythrolactone

1880-1920

Box containing three one gram ampoules of Platinum chloride IV reagent, H2PtCl6xH2O, made by Johnson, Matthey & Co Limited.

Box containing three one gram ampoules of Platinum chloride IV reagent

circa 1950

Topfer's Reagent

Topfer's Reagent

1900-1980

Glass bottle containing c.50ml sample of 15.5% w/w ammonia solution being the initial make of the Ammonia Four plant, ICI Agricultural Division, Billingham, during catalyst reduction, 16th January 1977

Glass bottle containing c.50ml sample of 15

1977

Pot. bromate

1900-1980

Bromo-phenol-red pH 5.2 - 7.0

Bromo-phenol-red pH 5.2 - 7.0

1900-1980

Phenol red pH 6.6 - 8.4

Phenol red pH 6.6 - 8.4

1900-1980

B-Bromide of carminic acid (Dibrommethyldioxynaphto-a-Quinone) sample chemical in glass phial (E1.6), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; B-Bromide of carminic acid

1840-1900

L-Bromide of carminic acid (Tetrabromdiketoinden) sample chemical in glass phial (E1.5), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; L-Bromide of carminic acid

1840-1900

Acetyl-o-Tolylhydrazon of Isatine sample chemical in glass phial (B7.4), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Acetyl-o-Tolylhydrazon of Isatine

1840-1900

Acetyl-Methilphenyl-hydrazon of Isatin sample chemical in glass phial (B8.5), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Acetyl-Methilphenyl-hydrazon of Isatin

1840-1900

Tribromquercetin (from Rutin) M.P.238 sample chemical in glass phial (H3.4a), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Tribromquercetin

1840-1900

Acetyl-Nitroisatic acid sample chemical in glass phial (C1.6), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Acetyl-Nitroisatic acid

1840-1900

B-Naphtylhydrazon of Isatine sample chemical in glass phial (B9), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; B-Naphtylhydrazon of Isatine

1840-1900

Tribromoquercetin (C24H13Br3O11) M.P.235 sample chemical in glass phial (H3.4), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Tribromoquercetin

1840-1900

Vulpininc Acid (C19H14O5 Jager) sample chemical in glass phial (G4), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Vulpinic Acid

1840-1900

Tribromoanthracene (C14H7Br3) sample chemical in glass phial (A1.7), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Tribromoanthracene

1840-1900

Diphenylenglycolic acid (C14H1003+2H20) sample chemical in glass phial (J15), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Diphenylenglycolic acid

1840-1900

Laurine sample chemical in glass phial (J7), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Laurine

1840-1900

Acetyl-Phenylhydrazon of m-Bromisatine sample chemical in glass phial (B8.4), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Acetyl-Phenylhydrazon of m-Bromisatine

1840-1900

Benzoleazo-B-Naphtol sample chemical in glass phial (J1.2), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Benzoleazo-B-Naphtol

1840-1900

Para-Tolylhydrazon of m-Chlorisatine sample chemical in glass phial (B7.6), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Para-Tolylhydrazon of m-Chlorisatine

1840-1900

Dibenzoylanthraflavic acid (C14H6(C7H5O)2O4) sample chemical in glass phial (A4.5), from Edward Schunck's research on natural dyes and plant products, 1840s-1900.

Experimental chemical; Dibenzoylanthraflavic acid

1840-1900

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