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Easy to clean.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eInstruction:\u003c\/strong\u003e\u003cbr\u003eIt can applied in science laboratories, classrooms, liquid measuring activities, etc. You can place test tubes, colorimetric tubes, centrifugal tubes, or other office supplies, such as pens, rulers, etc.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNOTE:\u003c\/strong\u003e\u003cbr\u003ePlease check the size of your test tube before purchasing.\u003cbr\u003e\u003cbr\u003e","brand":"Harfington","offers":[{"title":"2","offer_id":46634363683065,"sku":"f24042000ux0092","price":35.32,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":46634363715833,"sku":"f24042000ux0093","price":48.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/2477\/6095\/files\/ux_f24042000ux0092_ux_g03.jpg?v=1752206611"},{"product_id":"p-1704114","title":"Test Tube Rack, Square Hole Plastic Detachable Test Tube Holder Stand Suitable for Laboratory Scientific Experiments","description":"Test tube racks help you place test tubes to avoid the test tubes broken in the laboratory,  and as a storage carrier for easy moving, keep your lab supplies organized to save lots of space. 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