rǔ​zhī​suān

butyric acid

Senses

乳脂酸 rǔ​zhī​suān butyric acid

a colorless oily liquid with a sharp, unpleasant odor used in making leather, rubber, and perfumes; also known as 酪酸 lào​suān

乳脂酸 rǔ​zhī​suān lactic acid

an organic acid (more commonly known as 乳酸 rǔ​suān)

References

same_as 乳脂酸/乳脂酸 酪酸/酪酸
same_as 乳脂酸/乳脂酸 乳酸/乳酸
same_as 酪酸/酪酸 乳脂酸/乳脂酸