noun which may take the genitive case particle 'no'
one-part; single-component
Technical term describing a product or system that consists of a single liquid component, often used for adhesives, coatings, or sealants.
この接着剤は一液タイプで、混ぜる必要がありません。
This adhesive is a one-part type and does not require mixing.
一液性の塗料は取り扱いが簡単です。
One-component paints are easy to handle.
二液 refers to two-part or two-component systems, where two liquids must be mixed before use.
Compound of 一 (いち, 'one') and 液 (えき, 'liquid').