氯化钠晶体光学长方体块, Sodium chloride crystal optic rectangle

溴化钾快速压片装置, KBr Quick Press Kit with 7mm die set

一次性红外光谱片, Disposable IR cards

磁化率平衡器, Magnetic Susceptibility Balance

校准用标准, Calibration standard for MSB

美国标准筛, USA Standard Sieve

美国标准分子筛, USA Standard Sieve

USA 标准分子筛, USA Standard Sieve

Al-24管(一端封口);外径 (mm), Al-24 Tube (one end closed);OD (mm)

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