فنون پایه ای صخره‌نوردی داخل سالن

???? ???? ??????? ?? ????? ????????? ?? ????? ????? ????????? ????? ????? ???. ?? ??????? ???-?????? ) ?? ???? ?? ???? ???? ?????? ?? ?? ?? ??? ???????? ?? ??? ??? ?????? ?? ? ?????? ???? ?????. ????/??????/ ?? ???????|-(???? ?????/??????/-} ?? ???// ??????/?????/??????-??????/- ??? ??????: ????? ???? ????| ??? ????? ?? ?????? ? ????? ?? ???

read more

Choosing GC Columns: Your Guide to Chromatography Success

When embarking the world of gas chromatography (GC), selecting the ideal column is totally crucial for achieving successful separations and accurate results. GC columns, also known as separation media, determine the chromatographic process by binding with analytes based on their polar properties. There is a extensive array of GC columns available

read more