防水的PH计, Waterproof pH Meter

硝酸根,Quant® 测试条, Nitrate

硝酸钯, Palladium nitrate

光学助熔剂200, Spectroflux® 200

多元素QC-7检测标准溶液, Multi-Element QC-19 Check Standard Solution

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

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

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

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