{"product_id":"pva-sponge-10-count","title":"PVA Sponge — 10 Count","description":"\u003cp\u003e\u003cstrong\u003eClean hydration, no drowning.\u003c\/strong\u003e High-density PVA (polyvinyl alcohol) sponges cut to fit standard test tube setups. Wick water evenly, hold their shape wet or dry, and won't shed fibers into the chamber the way cotton does.\u003c\/p\u003e\n\n\u003ch3\u003eWhy PVA over cotton\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNon-fibrous — nothing for tarsi or brood to tangle in.\u003c\/li\u003e\n\u003cli\u003eDenser seal. Holds back the water reservoir without leaking through.\u003c\/li\u003e\n\u003cli\u003eRinses and reuses; boil to sterilize between setups.\u003c\/li\u003e\n\u003cli\u003eDoesn't wick mold and grime the way saturated cotton does.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 mm\u003c\/strong\u003e — for 16 mm outer-diameter test tubes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18 mm\u003c\/strong\u003e — for 18 mm outer-diameter test tubes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMeasure your tube's \u003cem\u003eouter\u003c\/em\u003e diameter and match it. A slightly snug sponge is what you want — it should compress in, not slide.\u003c\/p\u003e\n\n\u003ch3\u003eSetup\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFill the tube roughly one-third to one-half with water.\u003c\/li\u003e\n\u003cli\u003eWet the sponge, then push it in flush against the water column with clean tweezers.\u003c\/li\u003e\n\u003cli\u003eCheck for air gaps or seepage before introducing the queen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePack:\u003c\/strong\u003e 10 sponges per bag. Dry good.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eFrom their chamber to your door.\u003c\/em\u003e\u003c\/p\u003e","brand":"Royal Chamber Ants","offers":[{"title":"16 mm","offer_id":55487156257073,"sku":"RCA-PVA-16MM-10","price":5.0,"currency_code":"USD","in_stock":true},{"title":"18 mm","offer_id":55487156289841,"sku":"RCA-PVA-18MM-10","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/0375\/0961\/files\/P1039654.jpg?v=1785300626","url":"https:\/\/rcants.com\/products\/pva-sponge-10-count","provider":"Royal Chamber Ants","version":"1.0","type":"link"}