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本文介绍了卡尔曼滤波与分光光度计联机同时测定维乐生片中的主要成份维生素B1和B6的含量。滤波范围为231~331nm波长(间隔0.5nm),维生素B1回收率为100.7%(RSD=0.58%),维生素B6的回收率为100.2%(RSD=0.75%)。
This article describes the on-line determination of vitamin B1 and B6, the main ingredients of Vera raw tablets, by using Kalman filter and spectrophotometer. The filter range was 231 to 331 nm (0.5 nm apart) with 100.7% (RSD = 0.58%) recovery of vitamin B1 and 100.2% (RSD = 0.75%) recovery of vitamin B6 .