... 27MT/20' FCL 3) PH: 9-11 and 6-8 Sodium Sulphate Anhydrous 99% min for detergent1. Specification:Chemical name ... 231-820-9HS code: 2833 1100Appearance: white monoclinic crystal or powder,odourless, has a bitter taste. Solubility: Soluble in water and ... , insolubled in ethanol.2. Usage:Mainly used for making the sodium silicate, glass, ceramic glaze, pulp, cooling mixture, detergent, desiccant, dye ...