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3,4-Dimethyldiphenylsulfide
3,10-Dimethylphenanthrene
Desulfogluconapin (uncertified) 标准品
GBW(E)090818 喹硫磷 CAS号85721-33-1
甲芬那酸溶液, 100ppm
(办证) Fenitrothion-oxon D6 (O,O-dimethyl D6),100ng/ul 标准品
硫酸特布他林(特布他林半硫酸盐)
Cyproconazole
Europium Oxide (Eu2O3) 99.99%
INDUSTRIAL SANDY SOIL (PCDD's, PCDF's) 标准品