Compact, Intelligent Cleaning for Trace & Ultra-Trace Analysis
The STIER Laboratory Glassware Washer S20 is a compact, high-performance laboratory glassware washing system designed for medium- and small-sized laboratories that require precision, efficiency, and cost control. Featuring a new-generation rear water supply structure, the S20 delivers enhanced spray power and optimized water distribution for superior cleaning results.
Engineered to meet the strict requirements of trace and ultra-trace analysis, the STIER S20 effectively removes contaminants while protecting delicate glassware—reduced water and consumable use help laboratories lower operational costs without compromising cleaning quality. Built for long-term, stable performance, the S20 operates reliably with minimal maintenance.
Compact Yet Versatile Capacity
The STIER S20 accommodates a 1-layer frame of washing modules, offering efficient loading and optimal cleaning performance for everyday laboratory workflows.
1-Layer Frame Suitable For:
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Graduated pipettes
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Volumetric flasks
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Blue-cap bottles
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Beakers
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Autosampler vials
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Petri dishes
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Lids
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Scissors and small laboratory instruments
This flexible basket configuration ensures thorough cleaning for a wide range of laboratory glassware and accessories.
Key Product Features
5D Non-Destructive Intelligent Cleaning Technology
The S20 integrates optimized control of:
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Washing power
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Temperature
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Drying performance
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Water quality
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Cleaning solution concentration
This advanced system ensures deep, consistent cleaning while preventing damage to sensitive laboratory glassware — essential for trace and ultra-trace analytical applications.
Patented Condenser System
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Prevents vapors from venting into the laboratory
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Operates independently of external ventilation systems
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Improves laboratory safety and environmental control
Residual Heat Drying System
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Utilizes residual temperature for efficient drying
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Prevents pollutant precipitation
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Eliminates the need for separate drying equipment
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Enhances workflow efficiency
Intelligent Water Softener
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Softens tap water for direct cleaning use
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Reduces dependence on purified water
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Lowers water consumption and operating costs
Wide Selection of Basket Racks
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Extensive rack options available
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Adaptable to various glassware types
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Customizable configurations for laboratory-specific needs
Peristaltic Pump System
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Prevents cleaning solution crystallization
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Acid- and alkali-resistant neoprene tubing
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Ensures precise detergent dosing and long-term durability
Applications
The STIER Laboratory Glassware Washer S20 is ideal for:
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Medium-sized laboratories
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Small research facilities
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Academic laboratories
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Clinical laboratories
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Quality control labs
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Facilities performing trace and ultra-trace analysis
Why Choose the STIER S20 Laboratory Glassware Washer?
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Compact design for space-saving installation
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Intelligent, non-destructive cleaning technology
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Water- and cost-saving operation
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Integrated drying system
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Reliable long-term performance
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Flexible loading configuration
The STIER S20 offers a powerful, compact solution for laboratories seeking efficient, automated glassware cleaning with advanced contamination control.

