The Year-book for Colorists and Dyers, Volume 101908 - Dyes and dyeing |
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Results 1-5 of 29
Page 45
... Lead Pb .... 205.35 206.92 206.92 206.9 Lithium .Li .... 6.98 7.03 7.03 7.03 Magnesium Mg .. 24.1 24.3 24.36 24.36 Manganese .Mn .. 54.6 55.0 55.02 55 . Mercury .Hg .... 198.50 200.0 200.0 200.3 Molybdenum .Mo .... 95.3 96.0 96.0 96 ...
... Lead Pb .... 205.35 206.92 206.92 206.9 Lithium .Li .... 6.98 7.03 7.03 7.03 Magnesium Mg .. 24.1 24.3 24.36 24.36 Manganese .Mn .. 54.6 55.0 55.02 55 . Mercury .Hg .... 198.50 200.0 200.0 200.3 Molybdenum .Mo .... 95.3 96.0 96.0 96 ...
Page 57
... LEAD ACETATE TEST FOR SULPHIDE COLORS . The sample is just covered with acid stannous chloride solution . The mouth ... lead acetate solution . The contents of the test tube are slowly heated to the . boiling point , when a blackish ...
... LEAD ACETATE TEST FOR SULPHIDE COLORS . The sample is just covered with acid stannous chloride solution . The mouth ... lead acetate solution . The contents of the test tube are slowly heated to the . boiling point , when a blackish ...
Page 58
when a blackish - brown stain of lead sulphide appears if a sulphide color is present . The brown spot will again disappear on boiling the solution longer , owing to the decomposition of the lead sulphide by the hydrochloric acid ...
when a blackish - brown stain of lead sulphide appears if a sulphide color is present . The brown spot will again disappear on boiling the solution longer , owing to the decomposition of the lead sulphide by the hydrochloric acid ...
Page 60
... lead acetate test . H2S is evolved . After reduction with Hydrosulphite the original color is rapidly restored by air : Sulphide dyestuff . Immedial , Katigene , Pyrogene , Thiogene , Sulphur , etc. , Yellow and Oranges . No H2S is ...
... lead acetate test . H2S is evolved . After reduction with Hydrosulphite the original color is rapidly restored by air : Sulphide dyestuff . Immedial , Katigene , Pyrogene , Thiogene , Sulphur , etc. , Yellow and Oranges . No H2S is ...
Page 63
Decolorized . Color returns on Azine or Indigo group . Apply lead acetate test . exposure to air : H2S is evolved : Sulphide dyestuff . Thiogene Rubine , etc. No H2S is evolved . Red vapors formed on heating fibre in dry test - tube ...
Decolorized . Color returns on Azine or Indigo group . Apply lead acetate test . exposure to air : H2S is evolved : Sulphide dyestuff . Thiogene Rubine , etc. No H2S is evolved . Red vapors formed on heating fibre in dry test - tube ...
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Common terms and phrases
acetic Acid Violet Agent or Maker Agent or Name Alizarine Black Alizarine Blue Alizarine Red alkali ammonia Anilin Anthracene anthraquinone assignor AZO DYE bath bleaching Blue Black Blue G Boil Bordeaux Brilliant carbonate CD Direct cellulose cent Chemical chloride Chrome coloring matter compounds conc cotton CT Mz dated Decolorized diazo Dye Method dyestuff extra Fast Blue fibre formic acid Germany heating hydrochloric acid hydrosulphite Indigo invention relates inventor Klp CD Klp WGS liquid manufacture Math CD Diamine Math WGS meta-aminophenylglycin Methyl Violet Methylene Methylene Blue mordant Mz CD Dianil Mz Lakes Mz WGS Name of Dye Naphthol obtained Orange Orange G Oxazine oxide PK CD PK WGS Ponceau powder production Purpurine Safranine Scarlet shades soda sodium soluble solution specific gravity SS WGS suitable sulphide sulphonic sulphuric acid tannin Thiazine WGS Acid WGS Fast WGS Mz WGS WGS WGSCh wool Yellow G