| 摘要 |
1503364 Tobacco composition F HOFFMANN-LA ROCHE & CO AG 16 July 1975 [25 March 1975] 29860/75 Heading A2C Tobacco has dispersed therein salts of ascorbic or erythorbic acids either alone or in admixture with the corresponding acids. In the latter alternative the molar ratio of acid to salt should not exceed 3:1. Specification 1484663 is referred to. |
