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Methylene blue is an aromatic heterocyclic compound, is used as a chemical indicator, dyes, biological stains and drug use. Methylene blue aqueous solution in the oxidizing environment in blue, but in case of zinc, ammonia and other reductants will be reduced to a colorless state.
N,N-Dimethylaniline, it is a kind of light yellow to brown oily liquid, inflammable, with special odor, toxic, insoluble in water, soluble in ethyl alcohol, diethyl ether, trichloromethane, benzene and acid solution.
Appearance: white to pale yellow powder Melting point of 85-86 C Boiling point of 209 C / 19 MMHG
Melting Point: 98-100C(lit.) Appearance: White to light green-tan crystals or crystalline powder
(1)It is easily soluble in water, rapid spread through the water to stimulate nerves of the fisheries, it was found the strongest olfactory stimulant. (2)Ethology studies have known that aquatic animals have chemical sensor of feeling (CH3)2S-perssad, and DMPT has this feature perssad.
Sodium 2-phenylindole-5-sulfonate
Molecular Formula C14H10NNaO3S Molecular Weight 295.29 CAS Registry Number 119205-39-9
Trimethylol Propane is white flake crystallization. Soluble in water, low carbon alcohol,glycerin,N,N- dimethyl formamide, partly soluble in acetone, ethyl acetate, slightly soluble in carbon tetrachloride, ethyl ether and chloroform, but insoluble in aliphatic hydrocarbons, aromatic hydrocarbons and chlorinated hydrocarbons.
Sodium Dimethyldithiocarbamate SDD CAS 128-04-1
Sodium dimethyldithiocarbamate SDD CAS 128-04-1 is SDD is scaly white crystal, easily soluble in water, the crystallization method of crystallization crystallization water containing 2.5 molecules, lose 2 molecular crystal water when heated to 115 ℃, 130 ℃ completely lose crystal water.
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