1838-A 逆流粘度計(jì) 本系列粘度計(jì)按ISO3105-76 玻璃毛細(xì)管運(yùn)動(dòng)粘度計(jì)規(guī)格和操作標(biāo)準(zhǔn)制造說明 ,適用于深色石油產(chǎn)品粘度測定之用。毛細(xì)管內(nèi)徑mm測定球容積ml全長mm0.311.62950.422.12950.542.12950.632.12950.782.12951.022.12951.262.12951.482.12951.882.12952.22.12953.12.129542.1295