{"product_id":"50-pack-1-8ml-plastic-cryovial-sample-storage-tubes-screw-cap","title":"50-Pack 1.8ml Plastic Cryovial Sample Tubes with Screw Cap","description":"\n\u003ch2\u003e50-Pack 1.8ml Plastic Graduated Cryovial Storage Tubes\u003c\/h2\u003e\n\u003cp\u003eKeep your samples secure and organized with this convenient 50-pack of 1.8ml (2ml) graduated plastic cryovial tubes. Designed for laboratories, schools, hospitals, and hobbyist use, these transparent sample tubes feature clear graduation markings, a reliable screw cap with a rubber sealing ring, and a siliconized inner wall — making them ideal for long-term cold storage of biological samples, seeds, pills, and more. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear Graduated Scale:\u003c\/strong\u003e Easy-to-read 1–2ml markings let you measure liquid volume at a glance — no guesswork required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLeak-Proof Screw Cap:\u003c\/strong\u003e Each cap features a built-in rubber sealing ring that creates an airtight seal, preventing spills and contamination.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSiliconized Inner Wall:\u003c\/strong\u003e The siliconized interior enhances durability and ensures samples don't stick to the walls during cold storage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFreeze-Resistant Construction:\u003c\/strong\u003e Made from high-quality, temperature-resistant plastic that holds up through extended freezing conditions without cracking or warping.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Suitable for storing liquid samples, seeds, small pills, and other small specimens in labs, schools, or hospitals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue Pack:\u003c\/strong\u003e Comes with 50 tubes per pack — a cost-effective solution for high-volume sample management.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-quality plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.8ml (2ml)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.51 × 1.73 in (1.3 × 4.4 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGraduation Markings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1–2ml transparent scale\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCap Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew cap with rubber sealing ring\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 pieces per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e50 × 1.8ml Plastic Graduated Cryovial Tubes with Screw Caps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e Not recommended for use with strong corrosive liquids. Minor measurement variations may occur due to manual production tolerances. Colors may appear slightly different depending on your monitor settings.\u003c\/p\u003e\n\n\u003ch3\u003eUseful Resources\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOSHA Laboratory Safety Guidelines — Best practices for safe sample handling and storage in laboratory environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-4w-solar-bird-bath-fountain-pump-6-nozzles-4-crash-bars\"\u003e1.4W Solar Bird Bath Fountain Pump – 6 Nozzles \u0026amp; Crash Bars\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-in-1-biotin-hair-mask-keratin-collagen-all-hair-types\"\u003e10-in-1 Biotin Hair Mask – Keratin \u0026amp; Collagen All Hair Types\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these cryovial tubes suitable for freezing biological samples?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These 1.8ml plastic cryovial tubes are made from freeze-resistant, temperature-resistant plastic with a siliconized inner wall, making them well-suited for long-term cold and frozen sample storage in laboratory or research settings.\u003c\/p\u003e\n\u003ch4\u003eQ: Do the screw caps create a leak-proof seal?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Each screw cap is fitted with a rubber sealing ring that forms a tight, leak-resistant closure — helping to protect your samples from contamination and preventing liquid from leaking during handling or storage.\u003c\/p\u003e\n\u003ch4\u003eQ: Can these tubes be used to store items other than liquid samples?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These graduated cryovials are versatile and can also be used to store small seeds, pills, beads, and other tiny items. They are widely used in hospitals, schools, and laboratories as well as for personal organization purposes.\u003c\/p\u003e\n\u003ch4\u003eQ: Are strong corrosive chemicals safe to store in these tubes?\u003c\/h4\u003e\n\u003cp\u003eA: No — strong corrosive liquids are not recommended for use with these plastic tubes. They are best suited for biological samples, water-based solutions, seeds, and similar non-corrosive contents.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are these cryovial tubes suitable for freezing biological samples?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! These 1.8ml plastic cryovial tubes are made from freeze-resistant, temperature-resistant plastic with a siliconized inner wall, making them well-suited for long-term cold and frozen sample storage in laboratory or research settings.\"}}, {\"@type\": \"Question\", \"name\": \"Do the screw caps create a leak-proof seal?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. Each screw cap is fitted with a rubber sealing ring that forms a tight, leak-resistant closure — helping to protect your samples from contamination and preventing liquid from leaking during handling or storage.\"}}, {\"@type\": \"Question\", \"name\": \"Can these tubes be used to store items other than liquid samples?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! These graduated cryovials are versatile and can also be used to store small seeds, pills, beads, and other tiny items. 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