| 氰 |
qíng ān huà gài | calcium cyanamide |
| 氰 |
qíng | cyanogen (CN)2 / ethanedinitrile / Taiwan pr. [qing1] |
| 氨 |
ān | ammonia |
| 化 |
huā | variant of 花 |
| 化 |
huà | to make into / to change into / -ization / to ... -ize / to transform / abbr. for 化学 |
| 钙 |
gài | calcium (chemistry) |