{"product_id":"petri-dish-100x15mm-sterile-polystyrene-500-case","title":"Sterile Petri Dish 100 × 15 mm — Polystyrene, 500\/Case","description":"\u003cp\u003eStandard 100 x 15 mm petri dishes in optically clear polystyrene, supplied sterile in cases of 500. The shallow profile and uniform wall thickness make colony counting and plate photography repeatable between operators.\u003c\/p\u003e\n\u003cp\u003eSold as empty, sterile dishes — agar and media are not included. That keeps the plate suitable for whichever prepared medium your lab already validates, and avoids the shipment and shelf-life problems that come with pre-poured plates.\u003c\/p\u003e\n\u003ch2\u003eWho it is for\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFood and beverage plant microbiology labs running routine plate counts\u003c\/li\u003e\n\u003cli\u003eEnvironmental and water testing laboratories\u003c\/li\u003e\n\u003cli\u003eSchool, college and university teaching labs\u003c\/li\u003e\n\u003cli\u003eCompounding pharmacies and clinics performing sterility checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 mm diameter x 15 mm height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolystyrene, optically clear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVentilation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVented lid for gas exchange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSterile, single use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStacking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStackable, uniform rim\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 dishes per case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMicrobiological culture work\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOrdering and compliance notes\u003c\/h2\u003e\n\u003cp\u003ePair with inoculating loops, spreaders and colony counters for a complete bench set-up. If your workflow uses pre-poured or pre-prepared plates with agar, that is a separate product family with its own supply and regulatory treatment.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat size is a standard petri dish?\u003c\/h3\u003e\n\u003cp\u003e100 x 15 mm is the standard general-purpose size for plate counts and streak plates. Smaller 60 mm and 90 mm formats exist for specific methods; match whatever your validated procedure names.\u003c\/p\u003e\n\u003ch3\u003eAre these dishes sterile?\u003c\/h3\u003e\n\u003cp\u003eYes, the case is supplied sterile and single use. Keep the sleeve closed until the plate is needed and discard after use.\u003c\/p\u003e\n\u003ch3\u003eCan I autoclave polystyrene dishes?\u003c\/h3\u003e\n\u003cp\u003eNo. Polystyrene is a single-use plastic and will deform in an autoclave. Sterile dishes are used once; glass dishes are the reusable alternative for heat-based workflows.\u003c\/p\u003e\n\u003ch3\u003eDo you sell pre-poured agar plates?\u003c\/h3\u003e\n\u003cp\u003eNot currently. Our listing is for empty sterile dishes, which lets each lab use the medium it has already validated.\u003c\/p\u003e\n\u003ch2\u003eRelated reading\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/medical-supply-guide\/food-plant-microbiology-lab-starter-supply-checklist\"\u003eFood plant microbiology lab: starter supply checklist\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/medical-supply-guide\/usp-71-sterility-testing-explained-what-pharmacies-and-compounding-labs-need-to-know\"\u003eUSP 71 sterility testing explained\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/medical-supply-guide\/your-food-plants-microbiology-lab-sampling-sterilization-verification-and-record-keeping\"\u003eMicrobiology lab: sampling, verification and record-keeping\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBuying for a clinic, lab or care home?\u003c\/strong\u003e Order the case size online, or request a B2B quote for volume pricing, standing orders and purchase-order terms at \u003ca href=\"\/pages\/bulk-quote\"\u003eCliniEco bulk quote\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What size is a standard petri dish?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"100 x 15 mm is the standard general-purpose size for plate counts and streak plates. Smaller 60 mm and 90 mm formats exist for specific methods; match whatever your validated procedure names.\"}},{\"@type\":\"Question\",\"name\":\"Are these dishes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, the case is supplied sterile and single use. Keep the sleeve closed until the plate is needed and discard after use.\"}},{\"@type\":\"Question\",\"name\":\"Can I autoclave polystyrene dishes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. Polystyrene is a single-use plastic and will deform in an autoclave. Sterile dishes are used once; glass dishes are the reusable alternative for heat-based workflows.\"}},{\"@type\":\"Question\",\"name\":\"Do you sell pre-poured agar plates?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Not currently. Our listing is for empty sterile dishes, which lets each lab use the medium it has already validated.\"}}]}\u003c\/script\u003e","brand":"CliniEco Medical","offers":[{"title":"Default Title","offer_id":49039185969374,"sku":"CLI-PETRI-100","price":159.99,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/clinieco.ca\/products\/petri-dish-100x15mm-sterile-polystyrene-500-case","provider":"CliniEco Medical","version":"1.0","type":"link"}