S 30 refers to a variety of sugar known as “Indian S 30” or “standard 30” sugar. It is a commonly used grade of raw sugar in the sugar industry. S 30 sugar has a slightly yellowish color and contains a moderate level of impurities compared to refined white sugar. It is often further processed to produce refined sugar. S 30 sugar is used in various food and beverage applications and can be found in both industrial and consumer products. It provides sweetness and serves as a key ingredient in many recipes.