聚乙烯醇电话15818684914高升产品型号醇解度%(mol/mol)粘度mPa.S挥发分%≤灰份%,≤PH值纯度%,≥***钠含量%,≤249998.0－99.854.0-65.060.75-792.5-058886.0-90.04.5-6.560.75-792.0-248886.0-90.044.0-55.060.55-792.5-178886.0-90.020.0-26.08.00.75-7-1.5)