Qualitative Filter Paper Grade1 [Hawach Scientific] Qualitative Filter Paper Grade: BIO-4 [Hawach Scientific] Qualitative Filter Paper Grade: BIO-4 Grade: BIO-4 Equivalent to Whatman Grade 4 Particle Retention: 20μm Product Appearance: Smooth Filtration Speed: Fast Ash Content(%): 2023. 4. 24. 이전 1 다음
