氟化钡晶体光学盘, Barium fluoride crystal optic disc

氟化钙晶体光学盘, Calcium fluoride crystal optic disk

溴化钾晶体光学盘, Potassium bromide crystal optic disc

氯化钠晶体光学盘, Sodium chloride crystal optic disc

溴化钾晶体光学长方体块, Potassium bromide crystal optic rectangle

驼绒毛刷(3/pkg), Camel Hair Brushes (3/pkg)

一次性红外光谱片, Disposable IR cards

微孔样品管, Thin-Bore Sample Tube

美国标准分子筛, USA Standard Sieve

美国标准分子筛, USA Standard Sieve

USA标准分子筛, USA Standard Sieve

Al-23管(两端开口);外径 (mm), Al-23 Tube (both ends open);OD (mm)

Al-23绝缘管, Al-23 Insulating Tube

Al-23实心棒, Al-23 Solid Rod

Al-23坩埚, Al-23 Crucible