objective a method of first derivative uv spectrophotometry for growth hormone in plga microspheres was described.
目的建立一种一阶导数紫外分光光度法测定plga微球内生长激素含量的方法。
the degree of deacetylation of chitosan was determined directly by 1st derivative uv spectrophotometry using hydrochloric acid as solvent and n acetyl d glucosamine (acglsm) as standard.
以盐酸为溶剂,n乙酰基d葡萄糖胺为标準品,用紫外一阶导数光度法直接测定壳聚糖的脱乙酰度。
an one-order derivative uv spectrophotometry was established to evaluate the dcs in hydrogel.
并建立了一阶导数紫外分光光度法进行测定。
the determination of norfloxacin in compound norfloxacin ear drops by first order derivative uv spectrophotometry needed no separation and was simple, rapid, and accurate.
采用一阶导数分光光度法测定复方滴耳液中诺氟沙星的含量,样品不须分离,方法简便,结果满意。