U+3381 "" Square Na Unicode Character

Unicode Version 18.0

Source: Noto Sans CJK Source: Browser Default

U+3381 "" Square Na is a typographic symbol that represents the standard abbreviation for the element sodium, where "Na" is enclosed within a square boundary to form a single composite character, primarily used in East Asian writing systems for compact and consistent formatting of chemical notations.

Encodings

HTML Decimal Encoding
㎁
HTML Hex Encoding
㎁
UTF-8 Encoding
0xE3 0x8E 0x81
UTF-16 Encoding
0x3381
UTF-32 Encoding
0x00003381
C/C++/Java Escape
\u3381