Skip to main content
. 2016 Aug 25;4:e2385. doi: 10.7717/peerj.2385

Figure 5. Ion chromatograms of SPME on biochars and leachates.

Figure 5

Total ion chromatograms of HS-SPME of maple (A) and spruce (B) biochar, and DI-SPME of maple (C) and spruce (D) water leachates.