| 聚 |
jù jiǎ quán | polyformaldehyde (CH2O)n |
| 聚 |
jù | to assemble; to gather (transitive or intransitive) / (chemistry) poly- |
| 甲 |
jiǎ | first of the ten Heavenly Stems 十天干 / (used for an unspecified person or thing) / first (in a list, as a party to a contract etc) / letter "A" or roman "I" in list "A, B, C", or "I, II, III" etc / armor plating / shell or carapace / (of the fingers or toes) nail / bladed leather or metal armor (old) / ranking system used in the Imperial examinations (old) / civil administration unit in the baojia 保甲 system (old) / ancient Chinese compass point: 75° |
| 甲 |
jiǎ quán | formaldehyde (HCHO) |
| 醛 |
quán | aldehyde |