U+78B1 "碱" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
碱
U+78B1 "碱" CJK Unified Ideograph-# is a Chinese character representing the concept of alkali or base, commonly used in chemistry and everyday contexts to refer to substances like soda ash or lye. It consists of the radical 石 (stone) on the left, indicating its connection to minerals or solid compounds, and the phonetic component 咸 on the right. In modern Standard Chinese, it is pronounced as "jiǎn" and forms part of words such as 碱性 (alkaline) and 碱水 (alkaline water). This character is also historically significant in Chinese alchemy and traditional manufacturing, such as in the production of glass or soap, reflecting its deep rooted usage in both scientific and cultural domains across East Asia.
General Properties
| Code Point | U+78B1 |
| Version Added | 1.1 |
| Name | CJK Unified Ideograph-# |
| Block | CJK Unified Ideographs |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | 碱 |
| HTML Hex Encoding | 碱 |
| UTF-8 Encoding | 0xE7 0xA2 0xB1 |
| UTF-16 Encoding | 0x78B1 |
| UTF-32 Encoding | 0x000078B1 |
| C/C++/Java Escape | \u78b1 |
Unicode Properties
Unihan Properties
| kCCCII | 22647D |
| kCNS1986 | E-4844 |
| kCNS1992 | 3-4844 |
| kCangjie | MRIHR |
| kCantonese | gaan2 |
| kCihaiT | 970.603 |
| kDaeJaweon | 1250.170 |
| kDefinition | alkaline, alkali, lye, salt |
| kEACC | 2D6252 |
| kFanqie | 古斬 |
| kFourCornerCode | 1365 |
| kGB0 | 2878 |
| kGB1 | 2878 |
| kHanYu | 42442.050 |
| kHanyuPinlu | jiǎn(31) |
| kHanyuPinyin | 42442.050:jiǎn,xián |
| kIICore | AGT |
| kIRGDaeJaweon | 1250.170 |
| kIRGHanyuDaZidian | 42442.050 |
| kIRGKangXi | 0833.291 |
| kIRG_GSource | G0-3C6E |
| kIRG_HSource | H-FEE9 |
| kIRG_JSource | J1-4F7C |
| kIRG_KSource | K2-4D2C |
| kIRG_TSource | T3-4844 |
| kJapanese | ケン |
| kTGH | 2013:3091 |
| kJapaneseOn | KEN KAN SEN |
| kJis1 | 4792 |
| kKangXi | 0833.291 |
| kLau | 811 |
| kMainlandTelegraph | 4354 |
| kMandarin | jiǎn |
| kMojiJoho | MJ018594 |
| kMorohashi | 24361 |
| kPhonetic | 419 |
| kRSAdobe_Japan1_6 | C+19607+112.5.9 |
| kRSUnicode | 112.9 |
| kSemanticVariant | U+9E7C<kLau U+9E7B<kLau |
| kSMSZD2003Index | 474.06 |
| kTaiwanTelegraph | 4354 |
| kTGHZ2013 | 164.210:jiǎn |
| kTotalStrokes | 14 |
| kUnihanCore2020 | GH |
| kXerox | 315:315 |
| kXHC1983 | 0552.080:jiǎn |