Grade 54: 20-25µmwhatman硬化低灰定量滤纸GRADE 54Very fast filtration for use with coarse and gelatinous precipitates. High wet strength makes this grade very suitable for vacuum assisted fast filtration of "difficult" coarse or gelatinous precipitates
Grade 50
Grade 52
Grade 54
沪公网安备 31011202007198号