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What materials were used to synthesize the world's first perfume? It can be said that natural substances are separated such as essential oils and its compounds. Benzaldehyde can be the first, it has an almond and sweet odor. The next substance is Coumarin. There are many plants that contain Coumarin. ...

Since the beginning of 2023, Techvina's research and development team has successfully improved production methods. Coumarin has a mild sweet smell and has completely eliminated the smell of cinnamon, pure white color, and long crystalline form. Purity up to 99.9%.

 Lương : 8-10 tr, tùy thuộc vào kinh nghiệm và thể hiện lúc phỏng vấn, BHXH theo quy định nhà nước, Thời gian làm việc: được nghỉ 2 thứ 7/ 1 tháng Thưởng tháng 13 và các chế độ khác của công ty. Địa ...

Tech-Vina is proud to be a member of The International Federation of Essential Oils and Aroma Trades - IFEAT. Being a member since 2015, Tech-Vina always be an effort to introduce and promote the image and quality of essential oils and natural aroma chemicals of Vietnam to global customers. The Covid ...

Cinnamyl Acetate naturally occurs in the fresh bark of cinnamon (Cinnamomum zeylanicum Blume and other Cinnamomum species), with concentrations of 2,800–51,000 ppm. In Vietnamese Cassia Oil (extracted from Cinnamomum Cassia), the content of Cinnamyl Acetate ranges from 2-6%. Cinnamyl Acetate ...

Combined with the series of activities about star anise in Bao Lac district, on the morning of September 17, 2022, Tech-Vina implemented a charity program for children in kindergarten in Coc Pang commune, Bao Lac district, Cao Bang province. With the spirit of the leaves protecting tattered ones, ...