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Determination of theanine in green tea, green tea-based beverages, and dietary supplements by high performance liquid chromatography using orthophthalaldehyd (OPA) derivation
PDF
Vuong Quynh Hoa
,
Mac Thi Thanh Hoa
,
Nguyen Thanh Danh
,
Nguyen Van Khoa
,
Nguyen Thi Hoang Lan
,
Cao Cong Khanh
,
Nguyen Quang Hung
Pages: 654-667
|
Received:
03 Jul 2024
|
Accepted:
19 Oct 2024
Method for determination of gamma oryzanol in dietary supplement by high performance liquid chromatography
PDF
Mac Thi Thanh Hoa
,
Nguyen Van Khoa
,
Nguyen Quang Hung
,
Do Thi Thanh Thuy
,
Bui Trong Huy
,
Cao Cong Khanh
Pages: 627-639
|
Received:
08 Jul 2024
|
Accepted:
19 Oct 2024
Quantification of L-ornithine L-aspartate in health supplement by HPLC in combination with o-phthalaldehyde derivative technique
PDF
Nguyen Quang Hung
,
Nguyen Thu Trang
,
Nguyen Van Khoa
,
Vuong Quynh Hoa
,
Nguyen Thi Hoang Lan
,
Cao Cong Khanh
,
Mac Thi Thanh Hoa
Pages: 562-574
|
Received:
21 Mar 2024
|
Accepted:
19 Oct 2024
Assesment of quality of
Ginkgo biloba
extract and dietary supplements in Vietnam market based on flavonol glycoside content and flavonoid ratio
PDF
Mac Thi Thanh Hoa
,
Nguyen Van Khoa
,
Nguyen Quang Hung
,
Cao Cong Khanh
Pages: 378-388
|
Received:
24 Jul 2024
|
Accepted:
30 Sep 2024
Study on determination of cynarin in dietary supplement containing artichoke by high performance liquid chromatography
PDF
Mac Thi Thanh Hoa
,
Le Tuyet Chinh
,
Nguyen Thi Van Anh
,
Nguyen Van Khoa
,
Nguyen Quang Hung
,
Cao Cong Khanh
,
Nguyen Duc Thanh
Pages: 212-225
|
Received:
20 May 2024
|
Accepted:
30 Sep 2024
Evaluation of three ginsenoside content in raw materials and ginseng-containing supplements
PDF
Nguyen Quang Hung
,
Mac Thi Thanh Hoa
,
Nguyen Van Khoa
,
Cao Cong Khanh
Pages: 518-528
|
Received:
31 Jul 2024
|
Accepted:
30 Sep 2024
Quantification of lactoferrin in dietary supplements using a Heparin affinity clean-up column by HPLC PDA detector
PDF
Nguyen Quang Hung
,
Tran Ngoc Lan
,
Kieu Van Anh
,
Doan Thu Thuong
,
Nguyen Van Khoa
,
Pham Thanh Mai
,
Thai Nguyen Thao Linh
,
Nguyen Thi Van Anh
,
Cao Cong Khanh
,
Mac Thi Thanh Hoa
Pages: 417-431
|
Received:
09 Sep 2023
|
Accepted:
29 Dec 2023
Application of LC-MS/MS method for the determination of cyproheptadine in dietary supplements
PDF
Mac Thi Thanh Hoa
,
Nguyen Ngoc Diep
,
Vu Thi Thanh An
,
Nguyen Quang Hung
,
Nguyen Thi Van Anh
,
Cao Cong Khanh
Pages: 351-363
|
Received:
01 Sep 2022
|
Accepted:
29 Sep 2023
Simultaneous analysis of 4 specific antihypertensive adulterants in herbal products using LC-MS/MS
PDF
Tran Thuy Hanh
,
Mac Thi Thanh Hoa
,
Cao Cong Khanh
,
Nguyen Quang Hung
,
Tran Cao Son
,
Tran Thi Hoai An
,
Vu Ngan Binh
,
Dang Thi Ngoc Lan
,
Nguyen Thi Kieu Anh
Pages: 175-185
|
Received:
20 Apr 2023
|
Accepted:
30 Jun 2023
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