Novel coloring agent for science education

[0018] A novel dyeing agent for scientific education, comprising: in parts by mass: comprising: 10 parts of methanol, 12 parts of ethanol, 11 parts of acetonitrile, 14 parts of acetic acid, 13 parts of dimethyl sulfoxide, 9 parts of N , N-dimethylformamide, 16 parts of isopropanol, 12 parts of cyclohexane, 14 parts of concentrated nitric acid, 7 parts of hydrogen peroxide, 18 parts of ethylene glycol monomethyl ether, 7 parts of phenolphthalein, 4 parts of thickener, 5 parts Parts of white oil, 8 parts of glycerin, 16 parts of water, 7 parts of silicon dioxide, 10 parts of edible alcohol, 8 parts of sodium hydroxide, 6 parts of color fixing agent, 17 parts of stabilizer, 12 parts of corrosion inhibitor, 11 parts of wetting agent , 15 parts preservative, 2 parts glue.

[0019] In parts by mass, the color fixing agent is 13 parts of tannic acid, 18 parts of gallic acid and 38 parts of ferrous sulfate.

[0020] In parts by mass, the stabilizer is one or more of 22 parts of sulfuric

[0024] A new dyeing agent for scientific education, comprising: 11 parts of methanol, 13 parts of ethanol, 12 parts of acetonitrile, 15 parts of acetic acid, 14 parts of dimethyl sulfoxide, 12 parts of N,N-dimethylformaldehyde in parts by mass Amide, 17 parts of isopropanol, 13 parts of cyclohexane, 15 parts of concentrated nitric acid, 6 parts of hydrogen peroxide, 19 parts of ethylene glycol monomethyl ether, 8 parts of phenolphthalein, 5 parts of thickener, 6 parts of white oil, 9 parts of glycerin , 30 parts of water, 8 parts of silicon dioxide, 16 parts of edible alcohol, 12 parts of sodium hydroxide, 13 parts of color fixing agent, 15 parts of stabilizer, 16 parts of anticorrosion agent, 15 parts of wetting agent, 17 parts of preservative, 3 part glue.

[0025] In parts by mass, the color fixing agent is 16 parts of tannic acid, 18 parts of gallic acid and 26 parts of ferrous sulfate.

[0026] In parts by mass, the stabilizer is 32 parts of sulfuric acid, 31 parts of oxali

[0030] A new dyeing agent for scientific education, comprising: 11 parts of methanol, 13 parts of ethanol, 12 parts of acetonitrile, 15 parts of acetic acid, 14 parts of dimethyl sulfoxide, 12 parts of N,N-dimethylformaldehyde in parts by mass Amide, 17 parts of isopropanol, 13 parts of cyclohexane, 15 parts of concentrated nitric acid, 6 parts of hydrogen peroxide, 19 parts of ethylene glycol monomethyl ether, 8 parts of phenolphthalein, 5 parts of thickener, 6 parts of white oil, 9 parts of glycerin , 30 parts of water, 8 parts of silicon dioxide, 16 parts of edible alcohol, 12 parts of sodium hydroxide, 13 parts of color fixing agent, 15 parts of stabilizer, 16 parts of anticorrosion agent, 15 parts of wetting agent, 17 parts of preservative, 4 parts part glue.

[0031] In terms of parts by mass, it includes: preferably, by parts by mass, the color fixing agent is 13 parts of tannic acid, 18 parts of gallic acid, and 38 parts of ferrous sulfate.

[0032] In parts by mass, the