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25 Tubes and Caps / 包, 20 包 / 箱
货号:SCT-50ML-25-S
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文献和实验for calculating this value is: RCF = 1.12r (RPM/1000) where r = radius in millimeters RPM = revolutions per minute The difficulty with using the formula is establishing the value for r. Typically, there are three r values given
that is independent of the apparatus used. Figure F.2 presents a Nomogram for calculation of R.C.F. for a given radius and RPM. A simple formula for calculating this value is: RCF = 1.12r (RPM/1000) where r = radius in millimeters RPM = revolutions
受到一定的摩擦力。(第一次做我也心里没底,不知道用多大力,不过还是成功了) 5、1000g/min ,4度下离心 10 min,此时上清为胞浆,可留样做后面的鉴定 6、重悬于3体积Buffer N(1.2ml),并将其轻轻覆盖于2体积(0.8ml)Buffer B 上。 (注意尽量不要扰动Buffer B,可在覆盖时注意不让枪头脱离液面,边打边抽出枪头。) 1500g/min,4度离心10min 7、离心之后可看见管底和管中部液面分界处各有一沉淀,中部的沉淀即为
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