Material capable of being taken up by another substance

• A material that has been or is capable of being taken up by another substance by either absorption or adsorption
• With "potassium," it's a food preservative
• Potassium ___ (food preservative)
• Material that's absorbed
• Potassium ___ (preservative)
• Potassium ___ (food mold inhibitor)

Wiktionary Word definitions in Wiktionary
n. (context chemistry English) Any salt or ester of sorbic acid.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Sorbate \Sor"bate\, n. [Cf. F. sorbate. See Sorbic .] (Chem.) A salt of sorbic acid.

WordNet Word definitions in WordNet
n. a material that has been or is capable of being taken up by another substance by either absorption or adsorption