Results 41 to 50 of about 560 (82)

PENETAPAN KADAR KOFEIN DALAM MINUMAN BERNERGI YANG BEREDAR DI PASARAN DENGAN METODE KROMATOGRAFI CAIR KINERJA TINGGI [PDF]

open access: yes, 2017
INTISARI                            Telah dilakukan penelitian tentang penetapan kadar kofein dalam minuman berenergi yang beredar dipasaran secara Kromatografi Cair Kinerja Tinggi.
Arel, Afdhil   +2 more
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Kofein kot inhibitor korozijskih procesov v agresivnem mediju

open access: yes, 2020
In the diploma thesis, caffeine is evaluated as a green corrosion inhibitor. Green corrosion inhibitors or so-called environmentally-friendly corrosion inhibitors represent non-toxic compounds which can decelerate the metal degradation in the process of corrosion.
openaire   +1 more source

Characteristics of caffeine and opportunities for its determination

open access: yes, 2011
Tato bakalářská práce je zaměřena na velmi známý alkaloid kofein. Náplní práce je charakterizování kofeinu z hlediska chemického a z hlediska jeho účinků na lidský organizmus. Dále se práce zabývá výskytem kofeinu, jeho metabolizmem a reakcemi a změnami,
Faltýnková, Martina
core   +2 more sources

(Formulation and In Vitro Penetration Evaluation of Transfersome Gel Preparation Contains Caffeine as an Anticellulite) [PDF]

open access: yes, 2017
Transfersom merupakan vesikel nano yang bersifat deformabel sehingga mampu berpenetrasi sampai ke lapisan kulit yang lebih dalam. Kofein memiliki khasiat sebagai antiselulit.
SUGIYATI, RINI   +2 more
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Kofein u energetskim napitcima i njegovi zdravstveni učinci

open access: yes, 2019
Scientific studies have shown that the consumption of energy drinks can lead to immediate and short-term improvements in mental and physical effects, which is why more and more students are consuming them in order to achieve better results. Long-term consumption, on the other hand, can lead to serious adverse effects such as hypertension, tachycardia ...
openaire   +2 more sources

Vpliv predpubertetnega uživanja kofeina in okrevanja na funkcije odraslih erektilnih tkiv pri podganah Wistar: Predpubertetni kofein in erektilne funkcije

open access: yes
The study examines the impact of caffeine consumption during prepubertal development and recovery on the contractile function of the adult corpus cavernosum in Wistar rats.
Murtala, Babatunde Adekunle   +6 more
core   +1 more source

TARKIBIDA KOFEIN VA ORGANIK KISLOTALAR BO'LGAN ICHIMLIKLARNING SO'LAK BIOKIMYOVIY KO'RSATKICHLARIGA HAMDA TISH EMALI MIKROQATTIQLIGIGA NOJO'YA TA'SIRINI BAHOLASH

open access: yes
Dolzarbligi. Zamonaviy jamiyatda turmush tarzining jadallashuvi hamda kognitiv va jismoniy faollikni oshirishga bo'lgan ehtiyoj energetik ichimliklarni iste'mol qilish hajmining keskin ortishiga olib keldi. Ayniqsa, o'smirlar, talabalar va mehnatga layoqatli yoshlar orasida ushbu mahsulotlarning ommalashuvi ommaviy salomatlik va profilaktik ...
openaire   +3 more sources

PARASETAMOL VA KOFEIN KOMBINATSIYALI TABLETKALARDA PARASETAMOL MIQDORINI YUQORI SAMARALI SUYUQLIK XROMATOGRAFIYASI VA ULTRABINAFSHA SPEKTROFOTOMETRIYA USULLARI YORDAMIDA ANIQLASH HAMDA VALIDATSIYA QILISH

open access: yes
Ushbu tadqiqotda parasetamol (atsetaminofen) va kofeinning birgalikdagi qattiq dozalangan shaklida parasetamol miqdorini aniqlash uchun teskari fazali yuqori samarali suyuqlik xromatografiyasi (TF-YuSSX) hamda ultrabinafsha spektrofotometriya (UBS) usullari ishlab chiqildi va ICH Q2(R1) talablari asosida validatsiya qilindi.
openaire   +1 more source

Fiziološki učinci kofeina

open access: yes
Kofein je naj eae konzumirani psihoaktivni spoj na svijetu, prisutan u napicima poput kave, aja i energetskih pia. Njegovi u inci na ljudski organizam ovise o dozi i u estalosti konzumacije.
Sremec, Luka
core  

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