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308L Upright Laboratory Freezer：Precision -25℃ storage with 90-minute rapid cooldown (25℃→-25℃ at 220V/60Hz) and ≤3.5℃ spatial uniformity, powered by R290 natural hydrocarbon refrigerant (GWP=3, zero ozone depletion). Featuring microcomputer-controlled temperature stability (±0.3℃) and energy-efficient vertical design. UL/CE certified for vaccine pre-qualification centers, cell therapy material banks, and GMP-compliant bioproduct storage.
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