The test methods of 1,10-phenanthroline photometry and flame atomic absorption spectroscopy were examined through determining the iron content of dissolving pulps made from wheat straw.

• 通过测定麦草溶解浆中的铁含量,对1,10菲罗啉分光光度法和火焰原子吸收光谱法进行了探讨,研究了影响1,10菲罗啉光度法测定的影响因素。