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chất phụ gia
Lê Chất (Hán tự: 黎質, ?–1826), also known as Lê Văn Chất (黎文質), Lê Tông Chất (黎宗質) or Lê Công Chất (黎公質), was a general of Tây Sơn dynasty. Later he became a general of Nguyễn dynasty.