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N-(2'-氰基联苯-4-基甲基)-L-缬氨酸甲酯盐酸盐
5-羟基-L-色氨酸
镍离子标液,Ni2+,1000 mg/L溶于H2O
Tygon ST R-3603 3止动管,0.76mm内径,总长400mm
1-硬脂酰-sn-甘油-3-磷酰胆碱
二溴海因
Organomation氮吹仪配套针4in*19ga,1支
丙酮酸乙酯
Draining rack for 24 test tubes and 20 flasks or ballons, with drip-pan, 420 x 160 x 610 mm, steel PA coated
偏重亚硫酸钾