Square Grid 100×100 and 125×125 Sterile Petri Dish, PS Made of Crystal Clear Polystyrene(PS), Disposable, 눈금 4각 멸균 페트리디쉬 Square Grid 100×100 and 125×125 Sterile Petri Dish, PS Made of Crystal Clear Polystyrene(PS), Disposable, 눈금 4각 멸균 페트리디쉬