6级校准检查标准, Working Level 6 Calibration Check ,Varied conc. in Isooctane

每日低级校准检查标准, Daily Low Level Calibration Check Standard,Varied conc. in Isooctane

亚老哥尔1242, Aroclor 1242,50 ppm in Transformer oil

亚老哥尔1248, Aroclor 1248,35 μg/mL in Isooctane

多氯联苯1248, Aroclor 1248,500 ppm in Transformer Oil

亚老哥尔1248, Aroclor 1248,50 ppm w/w in Transformer oil

每日低级校准检查标准, Daily Low Level Calibration Check Standard,Varied conc. in Isooctane

亚老哥尔1254, Aroclor 1254,1000 μg/mL in Hexane

亚老哥尔1254, Aroclor 1254,500 ppm w/w in Transformer oil

每日低级校准检查标准, Daily Low Level Calibration Check Standard,Varied conc. in Isooctane