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Heritage Science
Fig. 1 | Heritage Science

Fig. 1

From: Are cellulose ethers safe for the conservation of artwork? New insights in their VOC activity by means of Oddy testing

Fig. 1

Lead coupons after the Oddy test of various Klucel® G samples. The lower part of the coupon was stuck into the stopper and may not be used for rating purpose. a Klucel® G 2017 (GMW), b Klucel® G 2021 (Kremer), c Klucel® G 2021 (Deffner), d Klucel® G IND (Ashland), e Klucel® GF (Ashland), f Klucel® GF Pharm (Ashland). Please note that the metallic reflections in f may lead to misleading interpretations regarding the metal corrosion

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