中国药典1953年版中,核黄素及其片剂的含量是以定氮法测定的,这个方法大家都知道操作很麻烦,尤其是对核黄素片来说,因为常常在赋形剂里也会带进去氮,使测定不准确。为了克服以上两个缺点,我们在1954年即进行了萤光测定法的试验,在与定氮法相此之下,所得结果,萤光法接近于理论含量,且操作简 Chinese Pharmacopoeia 1953 edition, riboflavin and its tablet content is determined by nitrogen method, this method we all know that the operation is very troublesome, especially for riboflavin tablets, because often in the excipients Will be brought in to make inaccurate measurements. In order to overcome the above two shortcomings, we carried out the experiment of fluorimetry in 1954. In the same way as the method of determining nitrogen, the result obtained is that the fluorescence method is close to the theoretical content,