Table 1 Sampling information of four kinds of maritime cultural relic immersion water samples
Cultural relics | Sample name | Sampling time | Water temperature (℃) | pH | Buffer |
|---|---|---|---|---|---|
Ironware | NH.I.1 and NH.I.2 | 2019.9 | 24.7 | 9.42 | Deionized water, containing 5% sodium sesquicarbonate |
NH.I.3 | 2019.11 | 22.5 | 9.53 | Deionized water, containing 5% sodium sesquicarbonate and 0.5% Isothiazolinone Euxyl®K100 | |
Porcelain | NH.P.1 and NH.P.2 | 2019.9 | 20.1 | 7.82 | Deionized water |
NH.P.3 | 2019.11 | 20.9 | 6.86 | Deionized water | |
Axe | NH.A.1 and NH.A.2 | 2019.9 | 26.3 | 7.73 | Deionized water |
NH.A.3 | 2019.11 | 21.3 | 6.65 | Deionized water | |
Hull wood | NH.W1.1 and NH.W1.2 | 2019.9 | 24.5 | 6.83 | Deionized water, containing 0.7‰ Isothiazolinone Euxyl®K100 and 10 mmol/L EDTA-2Na |
NH.W1.3 | 2019.11 | 20.6 | 5.65 | Deionized water, containing 0.5% Isothiazolinone Euxyl®K100 and 10 mmol/L EDTA-2Na |