Al-Rāzī mentions the following chemical processes:  distillation, calcination, solution, evaporation, crystallization, sublimation, filtration, amalgamation, and ceration (a process for making solids pasty or fusible.) Some of these operations (calcination, solution, filtration, crystallization, sublimation and distillation) are also known to have been practiced by pre-Islamic Alexandrian alchemists.
In his Secretum secretorum, Al-Rāzī mentions the following equipment:
* Tools for melting substances (li-tadhwīb): hearth (kūr), bellows (minfākh or ziqq), crucible (bawtaqa), the būt bar būt (in Arabic, from Persian) or botus barbatus (in Latin), ladle (mighrafa or milʿaqa), tongs (māsik or kalbatān), scissors (miqṭaʿ), hammer (mukassir), file (mibrad).
* Tools for the preparation of drugs (li-tadbīr al-ʿaqāqīr): cucurbit and still with evacuation tube (qarʿ or anbīq dhū khatm), receiving matras (qābila), blind still (without evacuation tube) (al-anbīq al-aʿmā), aludel (al-uthāl), goblets (qadaḥ), flasks (qārūra, plural quwārīr), rosewater flasks (mā’ wardiyya), cauldron (marjal or tanjīr), earthenware pots varnished on the inside with their lids (qudūr and makabbāt), water bath or sand bath (qidr), oven (al-tannūr in Arabic, athanor in Latin), small cylindirical oven for heating aludel (mustawqid), funnels, sieves, filters, etc.