Muttaqin FZ, Mahmudah HH, Asnawi A. Detection of adulterants in white pepper powder (Piper nigrum L.) using thin layer chromatography fingerprint analysis. Pharm Educ [Internet]. 2023 Jun. 9 [cited 2024 May 9];23(2):p. 248-252. Available from: https://pharmacyeducation.fip.org/pharmacyeducation/article/view/2161