detail view sample V01_024
| treatment method: | Einstufige PEG-Konservierung |
| Conservation Laboratory: | Natmus Kopenhagen |
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| wet weight | 1603.3 g | weight under water | 177 g | ||||
| weight after impregnation | no value | weight after drying | 859.9 g | ||||
| Umax | 202.0 % | degree of degradation | 2 | ||||
| residual density | 0.37 g/cm3 | volume (water displacement) | 1426.3 cm3 | ||||
| density before conservation | 1.12 g/cm³ | final density | 0.67 g/cm³ | ||||
| impregnation | no value | proportion of impregnating agent | 34.5 % | ||||
| nail spacing | before | after | shrinkage |
| radial | 57.4 mm | 57.5 mm | -0.2 % |
| tangential | 46.7 mm | 43.7 mm | 6.4 % |
| longitudinal | 83.8 mm | 82.4 mm | 1.7 % |
| volume shrinkage: | 7.8 % | ||
| ASE-radial | 101.1 % | ASE-tangential | 63.1 % |
| ASE-longitudinal | -67.1 % | ASE volume | 75.3 % |
| volume (previous state) | 1436.8 cm3 | volume (final state) | 1281.2 cm3 | volume shrinkage | 10.8 % |
| surface (previous state) | 742.9 cm2 | surface (final state) | 685.6 cm2 | Surface change | -7.7 % |
| radial cut surface (previous state) | 8971.5 mm2 | radial cut surface (final state) | 8484.8 mm2 | radial shrinkage | 5.4 % |
| tangential cut surface (previous state) | 7747.3 mm2 | tangential cut surface (final state) | 7174.0 mm2 | tangential shrinkage | 7.4 % |
| longitudinal measurement (previous state) | 118.8 mm | average length change | -0.1 mm | longitudinal shrinkage | -0.1 % |
| ASE-radial | 64.1 % | ASE-tangential | 62.3 % |
| ASE-longitudinal | 111.2 % | ASE volume | 60.0 % |
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| pretreatment | Keine weitere Vorbehandlung | |
| impregnation | impregnant: | PEG 2000, 10-40%-Lösung mit Leitungswasser |
| impregnation process: | Einlegen der Hölzer in 10%-PEG 2000-Lsg., steigern der Konzentration bis auf 40%, keine zusätzliche Erwärmung der Bäder - Tränkung bei Raumtemperatur | |
| drying | Gefriertrocknung in gekühlter Kammer (ca. -30°C) | |
| aftercare | Entfernen des PEG-Überschusses von der Oberfläche mit weichem Pinsel und Ethanol | |
| duration pretreatment | no value | duration impregnation | 182 weeks | duration drying | 30 weeks |
| total duration of conservation: | 212 weeks | ||||
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