Прочный и удобный универсальный ручной спектрометр с переключателем по всем диапазонам измерения. Набор призм с возможностью смещения обеспечивает резкость контурной линии, прямое и опосредованное направление света для распознавания прозра ...
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Burners for experiments which would have formerly needed to be undertaken using a Bunsen burner. Designed to be both thermally and electrically safe. Heating via a column of hot air with a patented air management system. Featuring operation ...
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Burners for experiments which would have formerly needed to be undertaken using a Bunsen burner. Designed to be both thermally and electrically safe. Heating via a column of hot air with a patented air management system. Featuring operation ...
еще