The consensus of the OU’s Poskim is that the following may be used on Pesach without certification:
1. Aluminum foil
2. Baby ointments
3. Aluminum foil baking pans
4. Bags (plastic)
5. Body wash
6. Bowl and tub cleaner
7. Candles
8. Cardboard
9. Carpet cleaner
10. Charcoal
11. Conditioner
12. Copper and metal cleaners
13. Cork
14. Cupcake holders
15. Cups [paper (in the USA only), plastic or styrofoam]
16. Detergents
17. Dishwashing detergent
18. Drain opener
19. Fabric protectors
20. Furniture polish
21. Glass cleaner
22. Hair gels, sprays & mousse
23. Hair removers & treatments
24. Insecticides
25. Isopropyl Alcohol
26. Jewelry polish
27. Laundry detergents
28. Lotions
29. Napkins (paper)
30. Oven cleaner
31. Paper cups, plates and towels
32. Plastic containers
33. Pipe openers
34. Plastic bags, cups and plates
35. Plates [paper (in the USA only), plastic or styrofoam]
36. Scouring pads & powders
37. Shampoos
38. Shaving cream and gel
39. Shaving lotion
40. Silver polish
41. Skin cream
42. Soaps
43. Stick deodorant
44. Styrofoam cups or plates
45. Suntan lotion
46. Talcum powder (100% talc)
47. Toilet bowl cleaner
48. Towels (paper)
49. Water filters