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Hangzhou Huaduan Biotechnology Co., Ltd.

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BrandHuaDuanBio
OriginZhejiang, China
Manufacturer TypeDirect Manufacturer
Product CategoryDomestic (China-made)
ModelHD-L2
PriceUSD 1,240 (approx. based on ¥8,800 at 1 USD ≈ ¥7.1)
Compatible Petri Dish Diameter85–90 mm
Activation ModesManual Button + Infrared Sensor
Rotational Speed Range100–400 rpm (infinitely variable)
Eccentricity< 0.1%
Construction MaterialAnodized Aluminum Alloy Housing with Stainless Steel Components
Liquid ContainmentSealed Rotary Stage with Integrated Drip-Edge and Drain-Channel Design
Included Accessories1 × Stainless Steel L-Spreader, 1 × Power Cord
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BrandHuaDuanBio
OriginZhejiang, China
Manufacturer TypeDirect Manufacturer
ModelHD-L100
PriceUpon Request
PrincipleArchimedean Spiral Dispensing
Plate Compatibility90–150 mm Petri Dishes
Dispensing Time≤30 s per plate
Tip HandlingFully Automated Disposable Tip Exchange
Dispensing SpeedUp to 50 µL/s
Minimum Dispensed Volume<10 nL per step
Dispensing Repeatability≥99%
ComplianceISO 7218, SN/T 2098–2008, FDA-BAM Chapter 3
Operating Environment5–40 °C, RH <80%, AC 100–240 V, 50/60 Hz, <40 W
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BrandHuaDuanBio
OriginZhejiang, China
Manufacturer TypeOEM Manufacturer
Product CategoryDomestic
ModelHD-CAP
PricingUpon Request
Application ScenariosNucleic Acid Testing & General Laboratory Use
Operating Modes4 Configurable Modes (Continuous Open/Close, Open-with-Cap-Remain, Open-and-Drop-Cap, Continuous Close)
Tube Compatibility8–55 mm OD, Internal/External Thread Tubes
Adjustable ParametersHeight, Tilt Angle, Sensor Sensitivity, Jaw Clamping Force, Rotation Speed Profile (Fast/Slow), Default Opening Turns: 2 (Configurable: 1–5 turns)
Safety FeaturesContact-stop & Withdrawal-stop Mechanism, Silver-ion Antimicrobial Coating
Accuracy DesignQuadruple Jaw Alignment System with Auto-Calibration Module
User InterfaceReal-time Count Display, Zero Reset, Advanced Categorization Statistics, Visual-Auditory Status Indicators (LED Color + Tone)
Dimensions200 × 290 × 470 mm
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