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008171214s2018    onc     ot   f00| 0 eng  
020 |a9780660242842
040 |aCaOODSP|beng
043 |an-cn---
0861 |aCH57-3/1-33-2018E-PDF
1001 |aTétreault, Jean, |d1963-
24510|aSilica gel |h[electronic resource] : |bpassive control of relative humidity / |cJean Tétreault and Paul Bégin.
260 |aOttawa : |bCanadian Heritage, |cc2018.
300 |a22, 16 p.
4901 |aTechnical bulletin, Canadian Conservation Institute ; |v33
500 |aIssued also in French under title: Gel de silice : contrôle passif de l'humidité relative.
500 |aCat. No.: CH57-3/1-33-Cat. No. CH57-3/1-33-2018E and ISBN 978-0-660-24285-9 for the print edition have been incorrectly copied in the PDF edition.
504 |aIncludes bibliographical references.
520 |a"The purpose of this Technical Bulletin is to explain the need to control the relative humidity (RH) in a museum environment. Fluctuating RH can damage organic materials, while other objects, such as those made of metal, require a low RH setpoint to ensure optimal preservation. Controlling RH can be done in a passive way by using a moisture sorbent, the most common type being silica gel, in an enclosure, such as a display case. This bulletin provides an equation, based on assessments of the buffering capacity of common commercial products, to help determine the quantity of sorbent required. It also includes examples of how the equation can be used in various scenarios and proposes methods for conditioning moisture sorbents"--Abstract.
69207|2gccst|aConservation
7001 |aBégin, Paul,|d1963-
7101 |aCanada. |bCanadian Heritage.
7102 |aCanadian Conservation Institute.
77508|tGel de silice |w(CaOODSP)9.848861
7760#|tSilica gel : |w(CaOODSP)9.848858
794 |tSilica gel : |w(CaOODSP)9.889025
830#0|aTechnical bulletin (Canadian Conservation Institute)|vNo. 33|w(CaOODSP)9.806394
85640|qPDF|s1.16 MB|uhttps://publications.gc.ca/collections/collection_2018/pch/CH57-3-1-33-2018-eng.pdf|z(copy 1)
85640|qPDF|s744 KB|uhttps://publications.gc.ca/collections/collection_2018/pch/CH57-3-1-33-2018-1-eng.pdf|z(copy 2)