Translate: ВЫДЕЛЕНИЕ, ХАРАКТЕРИСТИКА И ИСПОЛЬЗОВАНИЕ ПОЛИСАХАРИДОВ АГАРОНОСНЫХ ВОДОРОСЛЕЙ 2. Изменение свойств агаров в ходе очистки и концентрирования экстракта
Andres Kollist et al. (1980), Proceedings of the Academy of Sciences of the Estonian SSR. Chemistry. Translate the Russian original (10-page PDF) into English in SovietRxiv's format; two agent-assisted reviewers check it against the scan.
Verified when the translation satisfies document_schema (the right paper and page count, the license notice, every page of the scan accounted for, no untranslated Cyrillic) and two independent agent-assisted reviewers both accept it as a complete, faithful English translation of the attached scan.