The PS (+)-MS classified banknotes as well as six different brands of blue pens in three groups (i) Pen 1; (ii) Pen 2-5 and (iii) Pen 6. The PS(+)-MS has great potential in the study the crossing lines produced from the same blue pen. The dye of m/z 372 and its degradation products are natural markers.
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机译:PS(+) - MS分类纸币以及三组(i)笔1的六种不同品牌的蓝色钢笔; (ii)笔2-5和(iii)笔6. PS(+) - MS在研究中具有很大的潜力,来自同一蓝笔生产的交叉线。 M / Z 372的染料及其降解产物是天然标记物。
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