[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

摘要

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.

材料

Product Number

品牌

产品描述

216135

Sigma-Aldrich

硫氰酸钴(II), 96%

497274

Sigma-Aldrich

硫氰酸钴(II), 99.9% trace metals basis