The main method of this investigation is the comparative analysis which helps to reveal both common and specific characteristics of the analyzed phenomenon.
The main method of this investigation is the comparative analysis which helps to reveal both common and specific characteristics of the analyzed phenomenon.
Оддий қовоқ уруғидан мой олиш ва унинг физик-кимёвий кўрсаткичларини аниқлаш. Таркибидаги харотиноидлар ва витамин Е миқдорини УБ-спектрофотометрик усулида аниқлаш
Keyingi yillarda adabiyotlarda indol va uning hosilalarini olishga bag’ishlangan qator yangi usullar paydo bo’ldi. Anilin va uning hosilalari glikollar yoki aminospirtlar bilan birgalikda yuqori haroratda (400-5000C) katalizatorlar ustidan o’tkazilgan indol va uning hosilalari hosil bo’ladi