Silica gel : passive control of relative humidity / Jean Tétreault and Paul Bégin. : CH57-3/1-33-2018E-PDF

"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.

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Publication information
Department/Agency Canada. Canadian Heritage.
Canadian Conservation Institute.
Title Silica gel : passive control of relative humidity / Jean Tétreault and Paul Bégin.
Series title Technical bulletin, Canadian Conservation Institute ; 33
Publication type Series - View Master Record
Language [English]
Other language editions [French]
Later edition Silica gel :
Format Electronic
Electronic document
Note(s) Issued also in French under title: Gel de silice : contrôle passif de l'humidité relative.
Cat. 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.
Includes bibliographical references.
Publishing information Ottawa : Canadian Heritage, c2018.
Author / Contributor Tétreault, Jean, 1963-
Bégin, Paul,1963-
Description 22, 16 p.
ISBN 9780660242842
Catalogue number
  • CH57-3/1-33-2018E-PDF
Subject terms Conservation
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