Solubility: Gypsum Is reasonably soluble in h2o, using a solubility of about two grams for each liter at 25°C. Curiously, gypsum reveals retrograde solubility, this means its solubility decreases as water temperature improves – unlike most salts that turn out to be more soluble in warm drinking water. The kind https://www.propanraya.com/id/produk/eco-gypsum-ee-4050