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4,4-DDM 标准品
Aromatic base oil
First Standard® 甲醇中磺胺甲氧哒嗪 (SMP)溶液, 1000μg/mL
1,5-Anhydro-4,6-O-benzylidene-D-glucitol
8260CHK-2, 5X1ML, MEOH:H20(90:10), & 标准品
1,3-Propane-d6-dithiol 标准品
DIPHENYL(SG) 标准品
Dansylchloride-d6
Chlorpyrifos Solution in Acetonitrile
Borosilicate (Durability)