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

7毫米模组, 7mm Die Set for KBr Quick Press Kit

一次性红外光谱片, Disposable IR cards

磁化率平衡器, Magnetic Susceptibility Balance

样品管架, Holder for sample tubes

USA标准筛, USA Standard Sieve

美国标准分子筛, USA Standard Sieve

美国标准分子筛, USA Standard Sieve

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

Al-24管(两端开口);外径 (mm), Al-24 Tube (both ends open);OD (mm)