A group of organic acids to lower pH. An antacid used when soil acidity rises above the normal level. The suitable pH for most plants should be between 5.5 - 6.5. It works to reduce soil alkalinity to suit plant growth. Suitable for hydroponic and traditional soil cultivation. 1 liter. Method of use: 5 ml per liter of water. Production date: 8/2020. Valid for 3 years from the date of production.