硝镪水 (硝鏹水) xiāoqiǎngshuǐ

xiāoqiǎngshuǐ noun nitric acid
Domain: Modern Chinese 现代汉语 , Subdomain: Chemistry , Concept: Compound 化合物
Notes: See 硝酸 (Guoyu '硝酸'; Wikipedia '硝酸')