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Description
A reliable, economical workhorse for everyday sample storage. This premium white coated-cardboard cryogenic box holds 0.5–2.0 mL microtubes and cryovials in an 81-well (9×9) or 100-well (10×10) format and slots into standard freezer racks and liquid-nitrogen systems. A cardboard grid divider keeps tubes upright and separated, and a lift-off lid gives fast, full access to the whole box.
Features
- ● 81 / 100-well formats9×9 or 10×10 layouts for 0.5–2.0 mL microtubes and cryovials (up to ~12.5 mm diameter, ~50 mm tall), maximizing freezer space.
- ● Cardboard grid divider — keeps tubes upright and well separated across all wells. (For a removable plastic alphanumeric insert, see our premium Close-Bottom box, 423001.)
- ● Lift-off lid — a separate two-piece lid gives quick, unobstructed access to every well.
- ● Water-resistant white coating — coated cardboard resists moisture and frost and stays legible after repeated freeze–thaw handling.
- ● Wide temperature stability (−196 °C to 121 °C) — suitable for vapor-phase LN2 and ultra-low freezers; tolerates autoclave temperatures when required.
- ● Chemical resistance — withstands alcohols and mild organic solvents.
Specifications
| Parameter | Specification |
|---|---|
| Wells | 81-well (9×9) or 100-well (10×10) |
| Outer dimensions | 133 × 133 × 53 mm (5.24 × 5.24 × 2.09 in) |
| Lid type | Lift-off (separate two-piece) |
| Internal insert | Cardboard grid divider |
| Tube capacity | 0.5 / 1.5 / 2.0 mL (≤ ~12.5 mm dia, ≤ ~50 mm tall) |
| Material | White coated cardboard, water-resistant |
| Temperature range | −196 °C to 121 °C |
| Color | White |
| Pack sizes | 100/Case or 5/Bag |
| SKU | 90-2281 (81-well) / 90-2200 (100-well) |
FAQ
- Does the lid stay attached?No — it is a separate lift-off lid that comes fully off for complete access. (For an attached hinged lid, see our Close-Bottom Water-Resistant box.)
- What keeps the tubes separated?A cardboard grid divider holds tubes upright in each well. (For a removable plastic alphanumeric insert, choose our premium Close-Bottom box, 423001.)
- What temperature can it handle?−196 °C to 121 °C — LN2 vapor phase, ultra-low freezers and autoclave temperatures.
- How durable is it?It is built from water-resistant coated cardboard for dependable everyday cryo-storage, with a coating that resists moisture and frost through repeated freeze–thaw handling. For a rigid close-bottom build and a reusable plastic insert, see the premium Close-Bottom box (423001).
When can I expect my order to ship?
Most orders are filled and shipped within 2-3 business days from the time they are received.
Our standard shipping usually take 2-5 days.
We also provide express shippping for time-sensitive deliveries.
Email contact@biofargo.com if you have any requirements.

