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N.N-Dimethylaniline Solution 200ug/ml in Methylene chloride
AFLATOXIN B2 IN ACETONITRILE 标准品
4-氯苯氧乙酸钠溶液, 100ppm
16α-Hydroxy-17β-estradiol-2,4,17-d3 标准品
PERFLUOROKEROSENE, HIGH-BOILING RANGE UNLABELED标准品
1,2,4-Triethylbenzene 100 ?g/mL in Methanol
Profenofos Solution 100ug/ml in Hexane
2-环己基-4,6-二硝基苯酚 标准品
呋霜灵溶液,100ppm
远志农残空白质控样