... 1.pass ROHS,FDA 2.Microwave Oven safe 3.OEM offered 4.manufacturer,established in 1982 ... Product Advantage:1) Can be used in Oven,Microwave oven,Dish Washer,Freezer,Refrigerator,ect.2) Higher resistance to ... corrosion.6) Higher hygienic performance.7) Depty manufacturer’s warranty Microwave Glass Casserole