What is the main ingredient of sauce cup plastic?

        The material commonly used for regular plastic sauce cups is polypropylene (PP) or polyethylene (PE). These plastic materials offer durability, flexibility, and appropriate leak resistance, making them common choices for disposable sauce cups in the food service industry. However, there are also options available now for biodegradable or compostable plastic cups, such as plant-based plastics (PLA) or compostable plastics, taking into consideration sustainability and environmental concerns.      Dongguan Sunzza always supply disposable sauce cup plastic to many famous brand such as Sam's,wellcome,Costco,Eon so on ,all their product pass the MSDS/SGS/FDA cetificate , so don't worry the quality of it ,if you interested in it ,welcome contact Sunzza for more detail !