HANNA HI731336N 分光光度计的玻璃比色皿盖 (4pcs)

HI731336N is a glass cuvette lid used with the HI977xx photocell. Each cap has an indicator groove to ensure that the cuvette is placed in the same position for each measurement. Lids are also used to prevent any light interfering with optical measurements. HI731336N includes 4 caps.