There are many online stores where you can buy your equipment from. But affordability and quality are always the major concern when you decide to make a purchase.Sometimes, some products are affordable but are not of good quality, while some are surely of good quality but not affordable. A lot of time I myself have found me in such situations.
So to help you in case of finding laboratory equipment, which are affordable and of good quality I would recommend Science Equip. They have variety of good quality and affordable lab consumables online.