Magnesium

pH试纸 ColorpHast®, ColorpHast® pH Strips

氯离子, Chloride Quant® Test Strips

硫酸根,Quant® 测试条, Sulfate

光学助熔剂108, Spectroflux 108

起始校准校准(ICV) 标准试剂盒, Initial Calibration Verification(ICV) Standards Kit

地面和废水污染标准溶液4, Ground & Waste Water Pollution Standard Solution 4

氟化钡晶体光学盘, Barium fluoride crystal optic disc

溴化钾晶体光学盘, Potassium bromide 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