Solubility: Gypsum Is reasonably soluble in h2o, having a solubility of about two grams for every liter at twenty five°C. Apparently, gypsum exhibits retrograde solubility, meaning its solubility decreases as water temperature will increase – compared with most salts that come to be far more soluble in sizzling drinking water. https://www.propanraya.com/id/produk/eco-gypsum-ee-4050