Você procurou por: preservative (Francês - Inglês)

baganal preservative
protective baganal

it is indeed a "natural" preservative.
it is indeed a "natural" preservative.

on connait aussi ce conservateur sous la dénomination "preservative 12" .
we also know that preservative under the name "preservative 12".

preservative: le mot preservative en anglais veut dire un conservateur, un additif alimentaire.
preservative: the word preservative in english refers to a food additive designed to prevent spoilage.

the second composition is an aqueous composition including a buffer, an antioxidant, a preservative, a hydroxide and a developer selected from the group consisting of a hydroquinone and an ascorbic acid.
the second composition is an aqueous composition including a buffer, an antioxidant, a preservative, a hydroxide and a developer selected from the group consisting of a hydroquinone and an ascorbic acid.

however if silver ions present in the deteriorated processing solution having fixing ability are recovered by any means for recovering silver as described above, the thiosulfate serving as a fixing agent or sulfite ions serving as a preservative thereof are decomposed or removed during the recovery of silver.
however, if silver ions present in the deteriorated processing solution having fixing ability is recovered by any means for recovering silver as described above, the thiosulfate serving as a fixing agent or sulfite ions serving as a preservative thereof are decomposed or removed during the recovery of silver.

oecd series on emission scenario documents, number 2, emission scenario document for wood preservatives (série de documents de l’ocde relatifs aux scénarios d’émission, numéro 2, scénario d’émission pour les produits de conservation du bois), partie 2, p. 64.
oecd series on emission scenario documents, number 2, emission scenario document for wood preservatives, part 2, p. 64.