2-苄基丙烯酸，2-Benzylacrylic acid；≥99.0%(GC)
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十三烷酸，Tridecanoic acid；analytical standard, ≥99.0% (GC) -
氯化铵，Ammonium chloride；BioUltra, for molecular biology, ≥99.5% (AT) -
偏磷酸，meta-Phosphoric acid；puriss. p.a., ACS reagent, ≥33.5% (T) -
硫酸银，Silver sulfate；extra pure, ≥98.5% -
变色酸，Chromotropic acid；98% -
钽，Tantalum；foil, thickness 0.05 mm, ≥99.9% trace metals basis
