硼酸酐 [氧化硼, 硼酐],di-Boron trioxide;for silicate analysis
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1-甲基哌嗪,1-Methylpiperazine;99% -
雷公藤内酯 [雷公藤甲素],Triptolide;from Tripterygium wilfordii, ≥98% (HPLC), solid -
亚胺培南一水合物,Imipenem monohydrate;Pharmaceutical Secondary Standard; Certified Reference Material -
氯化镧(III),Lanthanum(III) chloride;AnhydroBeads™, −10 mesh, ≥99.99% trace metals basis -
顺式-1,3-戊二烯,cis-1,3-Pentadiene;analytical standard, ≥97.0% (GC) -
4-(羟甲基)苯醋酸,4-(Hydroxymethyl)phenylacetic acid;98%
