HPMCB型旋转粘度计，2%水溶液，20°C.粘度规格粘度范围(mPa.s)5040-6010075-130400300-500800650-100015001200-180025002000-30004M3500-50007M6000-800010M8000-1200015M12000-1800025M21000-2900040M34000-4600055M46000-6300070M≥60000)