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美國SKC PPI采樣頭
SKC PPI為SKC Parallel Particle Impactors(PPIS)的簡(jiǎn)稱，是一款高效的可呼入性顆粒的采取器。
可重復(fù)使用。
塑料采樣一次性使用采樣。
美國SKC PPI采樣頭支持三種工作模式：
美國SKC8升/分鐘的呼吸模式：加強(qiáng)取樣靈敏度，硅膠和其他化合物低濃度的TLV-TWA為目標(biāo),是進(jìn)行短期任務(wù)監(jiān)控的理想模式。
2升/分鐘的呼吸模式：標(biāo)準(zhǔn)TWA采樣（金色）
2升/分鐘胸內(nèi)模式：NIOSH方法，金屬加工液TLV-TWA5534,硫酸或粉塵采樣。
訂貨號(hào)：
| Description | Pack Size | Part Number |
| Thoracic PPI (blue) , 2 L/min, aluminum, requires substrates, filters, and supports | Each | 225-381 |
| Respirable PPI (gold), 2 L/min, aluminum, requires substrates, filters, and supports | Each | 225-380 |
| Respirable PPI (red), 8 L/min, aluminum, requires substrates, filters, and supports | Each | 225-383 |
| PVC Filters, 37 mm, 5.0 µm pore size | 50 | 225-5-37 |
| PTFE Filters, 37 mm, 2.0 µm pore size for metalworking fluids (NIOSH 5524) Back pressure on PTFE filters can vary within the same lot. | 50 | 225-27-07 |
| MCE Filters, 37 mm, 0.8 µm pore size | 100 | 225-5 |
| Filter Supports, required for sampling; select either cellulose or stainless steel Support Pads, cellulose, 37 mm | 100 | 225-27 |
| Stainless Steel Screen, 37 mm, wide mesh | Each | 225-26 |
| Impaction Substrates, 4 required for each sample. Porous Plastic disc, 3/8 inch diameter, pre-oiled, ready to use, disposable, limited shelf life | 200 | 225-388 |