烧结洁具Buchner过滤器，具有29/32锥关节
型号BG4172
| 项目代码 | 帽（ml） | DIS DIA（mm） | 孔隙度 | |
| BG42935. | 200ml. | 65. | 1 | |
| BG42936. | 200ml. | 65. | 2 | |
| BG42937. | 200ml. | 65. | 3. | |
| BG42938 | 200ml. | 65. | 4. | |
| BG42939. | 500ml. | 90. | 1 | |
| BG42940 | 500ml. | 90. | 2 | |
| BG42941. | 500ml. | 90. | 3. | |
| BG42942 | 500ml. | 90. | 4. |
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