氫氧化鈉 qīng yǎng huà nà

DEFINITIONS

  1. caustic soda
  2. sodium hydroxide NaOH

CHARACTERS

氫 qīng hydrogen
氧 yǎng
HSK 6
oxygen
化 huà
HSK 3
change, convert, reform; -ize
鈉 nà sodium, natrium; sharpen wood