[Assay of organic bases in pharmaceutical preparations using cobalt thiocyanate].

[Assay of organic bases in pharmaceutical preparations using cobalt thiocyanate].

Pharmaceutisch weekblad. Scientific edition (1983-08-26)

J Lemli, I Knockaert

RESUMEN

A rapid and simple colorimetric method is presented for the estimation of organic bases in pharmaceutical preparations. Solid cobalt thiocyanate reagent is used. Many bases form blue coloured ion pairs soluble in dichloromethane.

MATERIALES

Número de producto

Marca

Descripción del producto

216135

Sigma-Aldrich

Cobalt(II) thiocyanate, 96%

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497274

Sigma-Aldrich

Cobalt(II) thiocyanate, 99.9% trace metals basis

En este momento no podemos mostrarle ni los precios ni la disponibilidad