anhydrous

adj

Etymology: From an- + Ancient Greek ὕδωρ (húdōr, “water”) + -ous.

1. Having little or no water.
2. Having no water of crystallization.

   “Volatiles of kecap manis and its raw materials were extracted using Likens-Nickerson apparatus with diethyl ether as the extraction solvent. The extracts were then dried with anhydrous sodium sulfate, concentrated using a rotary evaporator followed by flushing using nitrogen until the volume was about 0.5 ml.”