A combination of UV-Vis spectroscopy and chemometrics for detection of sappanwood (Caesalpinia sappan) adulteration from three dyes

• Main Authors: Batubara, Irmanida, SaadatulHusna, Rafi, Mohamad, Sumaryada, Tony, Uchiyama, Susumu, Juliandi, Berry, Sastia Prama Putri, Fukusaki, Eiichiro
• Format: Article
• Language: English
• Published: Penerbit Universiti Kebangsaan Malaysia 2022
• Online Access: http://journalarticle.ukm.my/19162/1/11.pdf; http://journalarticle.ukm.my/19162/; https://www.ukm.my/jsm/malay_journals/jilid51bil3_2022/KandunganJilid51Bil3_2022.html
• Institution: Universiti Kebangsaan Malaysia

Sappan wood (Caesalpinia sappan) is very well known as a natural dye for traditional food and beverage in many countries. Recently, there are many reports of sappan wood adulteration by adding synthetic or natural dyes to obtain quality color and better appearance. In this study, UV-Vis absorption s...