Dek Somboon Black Soy SauceFormula 5is of standard quality. It is used for cooking food that requires adding color to make the food look more appetizing. It is suitable for stir-fryingdeep-frying or using as a dipping sauce to add flavor and color the food to make it look beautiful. - Name: DEK SOM BOON Black Soy Sauce Formula 5 940 ml x 3 - Brand: DEK SOM BOON - Unit Amount: 3 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight. Close the lid tightly after opening.