GBL Gamma-Butyrolactone | γ-Butyrolactone Cleaner 99.8% Pure not GHB Gamma-Butyrolactone (GBL) Details: Product Name γ-Butyrolactone Also known as GBL, Butyrolactone, Gamma-Butyrolactone Appearance Colorless Transparent Liquid Standard Electronic Grade Purity Not Lower Than 99.80% What is γ-Butyrolactone (GBL) ? γ-Butyrolactone (GBL) is a hygroscopic colorless liquid with a weak characteristic odor. Soluble in water, GBL is a common solvent and reagent in chemistry …