A spectrophotometric assay for terpin hydrate.
D001681:Biological Assay; D000081005:Cyclohexane Monoterpenes; D005100:Expectorants / Q000032:analysis*; D008610:Menthol / Q000031:analogs & derivatives; D013053:Spectrophotometry
D000081005:Cyclohexane Monoterpenes; D005100:Expectorants; D008610:Menthol; C005804:terpin
EXPECTORANTS/determination