prov:value
| - a and the like, primary amine group such as ethyl amine, n-propyl amine and the like, secondary amine group such as diethyl amine, di (n-butyl) amine and the like, tertiary amine group such as triethyl amine, methyldiethyl amine and the like, alcohol amine group such as dimethyl ethanol amine, triethanol amine and the like, quaternary ammonium salt group such as tetramethyl ammonium hydroxide, tet
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