吃不到葡萄说葡萄 酸 | chī bù dào pú tao shuō pú tao suān | sour grapes (set expr. based on Aesop); lit. to say grapes are sour when you can't eat them |
| 单宁酸 | dān níng suān | tannin |
| 嗜酸乳干菌 | shì suān rǔ gān jūn | Lactobacillus acidophilus |
| 嗜酸性球 | shì suān xìng qiú | eosinophil granulocyte (type of white blood cell) |
| 嗜酸性粒细胞 | shì suān xìng lì xì bāo | eosinophil (type of white blood cell) |
| 尝尽心酸 | cháng jìn xīn suān | to be dispirited and down hearted (idiom) |
| 多元不饱和脂肪酸 | duō yuán bù bǎo hé zhī fáng suān | polyunsaturated fatty acid |
| 天冬氨酸 | tiān dōng ān suān | aspartic acid (Asp), an amino acid |
| 寒酸 | hán suān | wretched; poverty-stricken; unpresentable (for clothing, gifts etc) |
| 尖酸刻薄 | jiān suān kè bó | sharp and unkind (words) |
| 德国酸菜 | Dé guó suān cài | sauerkraut |
| 有机磷酸酯类 | yǒu jī lín suān zhǐ lèi | organophosphate |
| 果蔬酸酸乳 | guǒ shū suān suān rǔ | fruit sour milk |
| 柠檬酸 | níng méng suān | citric acid |
| 柠檬酸循环 | níng méng suān xún huán | citric acid cycle; Krebs cycle; tricarboxylic acid cycle |
| 次亚硫酸钠 | cì yà liú suān nà | sodium hyposulfide Na2S2O3 (hypo) |
| 次溴酸 | cì xiù suān | hypobromous acid HOBr |
| 毛酸浆 | máo suān jiāng | husk ground-cherry; Physalis pubescens |
| 氟硅酸 | fú guī suān | fluorosilicic acid H2SiF6; fluorosilicate |
氨基甲酸酯类化合 物 | ān jī jiǎ suān zhǐ lèi huà hé wù | carbamate |
| 氨基苯酸 | ān jī běn suān | aminobenzoic acid |
| 氢氯酸 | qīng lǜ suān | hydrochloric acid HCl; also written 盐酸 |
| 氢溴酸 | qīng xiù suān | hydrobromic acid HBr |
| 氢卤酸 | qīng lǔ suān | hydrohalic acid (e.g. hydrofluoric acid HFl 氢氟酸, hydrochloric acid HCl 盐酸 etc) |
| 氯酸钠 | lǜ suān nà | sodium chlorate NaClO3 |
| 氰酸盐 | qíng suān yán | cyanate |
| 水杨酸 | shuǐ yáng suān | salicylic acid |
| 烷基苯磺酸钠 | wán jī běn huáng suān nà | sodium dodecylbenzene sulfonate (used as a bubbling agent in detergents) |
| 烟酸 | yān suān | niacin (vitamin B3); 3-Pyridinecarboxylic acid C6H5NO2; nicotinic acid |
| 烟碱酸 | yān jiǎn suān | variant of 菸碱酸; niacin |
| 牛磺酸 | niú huáng suān | taurine |
| 玻尿酸 | bō niào suān | hyaluronic acid; hyaluronan |
| 甘氨酸 | gān ān suān | glycine (Gly), an amino acid |
| 甜酸 | tián suān | sweet and sour |
| 甜酸肉 | tián suān ròu | sweet and sour pork |
| 甲替色氨酸 | jiǎ tì sè ān suān | abrin |
| 甲硫氨酸 | jiǎ liú ān suān | methionine (Met), an essential amino acid |
| 异丁苯丙酸 | Yì dīng běn bǐng suān | Ibuprofen or Nurofen; nonsteroidal anti-inflammatory drug (NSAID), trade names Advil, Motrin, Nuprin etc, used as analgesic and antipyretic, e.g. for arthritis sufferers; also called 布洛芬 |
| 异亮氨酸 | yì liàng ān suān | isoleucine (Ile), an essential amino acid |
| 石炭酸 | shí tàn suān | phenol C6H5OH; same as 苯酚 |
| 硅酸氟铝 | guī suān fú lǚ | aluminum fluorosilicate |
| 硅酸盐水泥 | guī suān yán shuǐ ní | Portland cement |
| 硝酸甘油 | xiāo suān gān yóu | nitroglycerine |
| 硝酸银 | xiāo suān yín | silver nitrate |
| 硫代硫酸钠 | liú dài liú suān nà | sodium hyposulfide; sodium thiosulfate |
| 硫氰酸 | liú qíng suān | thiocyanic acid |
| 硫氰酸酶 | liú qíng suān méi | rhodanase |
| 硫氰酸盐 | liú qíng suān yán | thiocyanate |
| 硫酸铁 | liú suān tiě | ferrous sulfate |
| 硬脂酸 | yìng zhī suān | stearic acid; stearate |