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. Author manuscript; available in PMC: 2019 Nov 25.
Published in final edited form as: Min Metall Explor. 2019 Jun 12;36(4):741–749. doi: 10.1007/s42461-019-0080-8

Table 1.

Instruments tested

Manufacturer Model Unit Flow rate (l/min) Cyclone selector Active or passive
Thermo Scientific pDR-1000 1000–1 NA None Passive
1000–2
1000–3
Thermo Scientific pDR-1500 1500–1 1.7 10-mm Nylon DO Active
1500–2
1500–3
TSI AM520 520–1 1.7 10-mm Nylon DO Active
520–2
520–3