Barium

带螺杆pH计, Checker pH Meter with screw-type

硝酸盐,Quant® 测试条, Nitrite

光学助熔剂100, Spectroflux 100

ICP-MS 内准溶液, ICP-MS Internal Standard solution

多元素QC-21检测标准溶液, Multi-Element QC-21 Check Standard Solution

氯化钠晶体光学盘, Sodium chloride 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