Built up a kind of measurement method that is an EDTA direct titration, which USES reducing method to calculate the zinc ion content of the chlorophyll iron zinc derivatives.
建立了一种EDTA直接滴定，减量法计算叶绿素铁锌衍生物中锌离子含量的测定方法。
2
Other compounds, for example, pyrrole Schiff base, porphyrin photosensitizers and sodium copper chlorophyll in, are also pyrrole derivatives.