Morton® White Crystal® Solar Salt is harvested, dried and screened for commercial use. White crystal solar salt is available in medium, coarse and extra coarse grades. Morton® White Crystal®Solar Salt is NSF certified. It also meets or exceeds ANSI/AWWA B200 standard for sodium chloride, and contains no additives. Reduces buildup in water heaters and pipes, prevents hard water spots on dishes, faucets and tile, works in all water softeners. Harvested naturally from salt water made in the USA. 2,400-lb/tote.