Research Article
Rapid SERS Detection of Thiol-Containing Natural Products in Culturing Complex
Table 2
Detection limit of target chemicals in DI water with SERS analysis.
| | Chemical name | Detection limit (mol/L) |
| | Cysteine (Cys) | 1.0 × 10−8 | | Homocysteine (Hcys) | 1.0 × 10−8 | | γ-Glu-Cys | 1.0 × 10−6 | | Glutathione (GSH) | 1.0 × 10−6 | | Thiosalicylic acid (TSA) | 1.0 × 10−12 | | 2-Naphthalenethiol (2-NT) | 1.0 × 10−15 | | N-acetyl-L-cysteine (NAC) | 1.0 × 10−10 | | D-penicillamine (DPA) | 1.0 × 10−9 | | 4-Mercaptobenzoic acid (4-MBA) | 1.0 × 10−12 |
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