noun
glacial acetic acid
Technical term in chemistry; refers to pure, water-free acetic acid that solidifies at cool room temperature.
氷酢酸は無水の酢酸で、室温で凍ることがある。
Glacial acetic acid is anhydrous acetic acid and can freeze at room temperature.
Standard kanji spelling for glacial acetic acid.
Variant using 醋, an older character for vinegar/acetic acid; less common but still seen in chemical contexts.
酢酸 is ordinary acetic acid, often in aqueous solution; 氷酢酸 specifically refers to the pure, water-free form.
Compound of 氷 (ice) and 酢酸 (acetic acid), from the fact that pure acetic acid freezes into ice-like crystals at temperatures below about 17°C.