二苯乙腈, Diphenylacetonitrile

脲酶, Urease-active meal

钙标液,500ML, Calcium solution 1000 ppm

2，3-苯并蒽, 2,3-Benzanthracene

1-乙酰基环已烯, 1-Acetylcyclohexene

D-缬氨酸甲酯盐酸盐, D-Valine Methyl Ester Hydrochloride

碘化钾, Potassium Iodide

双二苯基膦甲烷, Bis(diphenylphosphino)methane

3,5-二羟基苯甲酸甲酯, Methyl 3,5-Dihydroxybenzoate

1-溴庚烷, 1-Bromoheptane