The Compendium of Caraka 6.1.2_1_10

6.1.2_1_10

svarasānāmalābhe tvayaṃ svarasavidhiḥ---cūrṇānāmāḍhakamāḍhakamudakasyāhorātrasthitaṃ mṛditapūtaṃ svarasavat prayojyam//

In the absence of fresh juices, however, this is the rule for fresh juices: one āḍhaka of powder standing in one āḍhaka of water for a day and night, rubbed and strained, is to be used like fresh juice.