What a chemist brings to the table?

• Salt in chem class
• Most common food additive, to a chemist
• It's present in the sea's H2O
• Table salt's formula
• Table salt, to chemists
• Condiment, chemically
• Table salt, symbolically
• Formula for a condiment

Wiktionary Word definitions in Wiktionary
n. sodium chloride#English; table salt.