光学助熔剂106, Spectroflux 106

仪表校正(ICAL)标准溶液, Instrument Calibration(ICAL) Standard

土地和废水污染标准溶液3, Ground & Waste Water Pollution Standard Solution 3

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

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

氯化银晶体光学片, Silver chloride crystal optic disc

氟化钙晶体光学长方体, Calcium fluoride crystal optic rectangle

光学矩形氯化钠晶体, Sodium chloride crystal optic rectangle

一次性红外光谱片, Disposable IR cards

大容量管, Large Sample Tubes