Unicode 5.2
Character Definition saltpeter , niter ; to tan
Pinyin XIAO1 QIAO4 Jyutping siu1 On SHOU Hangul Korean CHO
Xerox code 263 : 310

Unicode 12.1
Character Definition saltpeter , niter ; to tan
Pinyin xiāo Jyutping siu1 On SHOU Hangul : 0N Korean CHO
Xerox code 263 : 310

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