{"product_id":"borosilicate-glass-petri-dish-set-20-piece-90mm-diameter","title":"Borosilicate Glass Petri Dish Set — 20-Piece, 90mm Diameter","description":"\u003cp\u003e\u003cstrong\u003eGlass petri dishes outlast plastic by decades, autoclave without warping, and allow UV sterilization — the choice of every serious microbiology and cell culture lab.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 90mm diameter is the universal standard for bacteriology agar plates, crystal growth, and thin-film evaporation. Borosilicate glass tolerates repeated autoclave cycles at 121°C, UV germicidal lamp exposure, and direct immersion in 70% ethanol without crazing or clouding. Each dish has a close-fitting lid that reduces airborne contamination while allowing some gas exchange.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e20 petri dishes (10 bases + 10 lids) — 90mm × 15mm borosilicate glass\u003c\/li\u003e\n\u003cli\u003eAutoclave, UV, and ethanol sterilization compatible\u003c\/li\u003e\n\u003cli\u003eFlat base for microscope stage; transparent for transmitted light imaging\u003c\/li\u003e\n\u003cli\u003ePackaged in sterile sleeve; reusable indefinitely with proper cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144336920868,"sku":"GPP-GLAS-PETRI20","price":59.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/l2arydl0fxw4alafj4cp_1746x700_ce746277-fecb-40b6-84c5-4bf6913211fd.jpg?v=1780993271","url":"https:\/\/shop.goldenphysics.org\/products\/borosilicate-glass-petri-dish-set-20-piece-90mm-diameter","provider":"Golden Physics Project","version":"1.0","type":"link"}