Reliable Liquid Mixing in Malaysia: Exploring the QiWei CL-R, SCL-R & SCL-RT Magnetic Stirrers

Consistent, contamination-free liquid mixing is a foundational requirement across chemical laboratories, quality control facilities, educational institutions, pharmaceutical R&D labs, and environmental testing centers in Malaysia. Whether preparing chemical reagents, dissolving solids into low-viscosity solutions, or maintaining uniform suspensions during titration and analytical procedures, having a dependable magnetic stirrer streamlines daily laboratory workflows.

The QiWei CL-R, SCL-R, and SCL-RT Magnetic Stirrers offer a compact, quiet, and highly practical benchtop mixing solution. Designed to handle everyday stirring volumes from 10 mL up to 1000 mL, this series combines smooth speed control with three distinct functional tiers to match different laboratory budgets and precision requirements.

How Magnetic Stirring Enhances Laboratory Workflows

Unlike overhead mechanical stirrers that require submerged shafts and seals—which can introduce contamination or cause sample evaporation in sealed vessels—a magnetic agitator operates through non-contact magnetic coupling. By utilizing the magnetic field's principle of like-pole repulsion and opposite-pole attraction, an internal rotating magnet drives a PTFE-coated stir bar placed inside the beaker or flask to spin smoothly in a circular motion.

This closed-vessel capability makes magnetic stirrers ideal for sterile solutions, volatile solvents, and routine chemical mixing where cleanliness, quiet operation, and minimal maintenance are top priorities.

Three Model Configurations to Suit Every Laboratory Need

QiWei provides three thoughtfully differentiated models within the same ultra-slim, lightweight 1 kg chassis so laboratories can choose between economical analog simplicity, digital speed visibility, or automated timing control:

1. QiWei CL-R: Economic Magnetic Mixer

Designed for routine everyday stirring, teaching laboratories, and budget-conscious setups, the CL-R provides smooth, stepless rotary speed adjustment from 0 to 1600 rpm without unnecessary complexity—delivering dependable performance for standard reagent preparation.

2. QiWei SCL-R: Digital Magnetic Mixer

Ideal for quality control labs and R&D workflows where repeatable rotational speed is essential, the SCL-R adds a clear digital speed display. Operators can monitor and reproduce exact stirring speeds from 0 to 1600 rpm across multiple batches with confidence.

3. QiWei SCL-RT: Digital Timing Magnetic Mixer

Built for busy analytical technicians running timed mixing protocols, the SCL-RT combines digital speed readout with an integrated timing function. Users can set precise mixing durations, freeing up valuable bench time and ensuring consistent agitation cycles across every test run.

Key Engineering & Design Highlights

Wide Stepless Speed Range (0 – 1600 rpm): Supports gentle, vortex-free agitation for delicate solutions as well as vigorous 1600 rpm mixing for rapid solid-liquid dissolution.
Versatile 10 mL – 1000 mL Stirring Capacity: Spacious 150 × 180 mm work plate accommodates everything from small sample vials and conical flasks to standard 1-liter laboratory beakers.
Ultra-Slim, Lightweight 1 kg Footprint: Measuring just 270 × 280 × 60 mm and weighing only 1 kg, the low-profile housing saves valuable bench space and is effortless to store or relocate between workstations.
Energy-Efficient 20W Non-Heating Drive: Powered by standard 220V/50Hz mains with a low 20W motor draw, providing cool, non-heating agitation tailored for temperature-sensitive reagents and biochemical solutions.
Resilient Operating Range: Engineered to perform reliably across ambient temperatures from 0°C to 60°C and up to 80% relative humidity—well suited for Malaysian laboratory and industrial environments.

Technical Specifications Comparison: CL-R vs. SCL-R vs. SCL-RT

Specification	QiWei CL-R	QiWei SCL-R	QiWei SCL-RT
Product Name	Economic Magnetic Mixer	Digital Magnetic Mixer	Digital Timing Magnetic Mixer
Display Type	Analog Scale	Digital Speed Display	Digital Speed & Timer Display
Timing Function	No	No	Yes (Built-in Timer)
Speed Range	0 – 1600 rpm	0 – 1600 rpm	0 – 1600 rpm
Stirring Capacity	10 – 1000 mL	10 – 1000 mL	10 – 1000 mL
Work Table Size	150 × 180 mm	150 × 180 mm	150 × 180 mm
Heating Power	No (Non-heating stirrer)	No (Non-heating stirrer)	No (Non-heating stirrer)
Motor Power	20 W	20 W	20 W
Operating Voltage	AC 220V / 50Hz	AC 220V / 50Hz	AC 220V / 50Hz
Ambient Temperature	0°C to 60°C	0°C to 60°C	0°C to 60°C
Allowable Humidity	Up to 80% RH	Up to 80% RH	Up to 80% RH
Overall Dimensions	270 × 280 × 60 mm	270 × 280 × 60 mm	270 × 280 × 60 mm
Net Weight	1 kg	1 kg	1 kg

Key Applications Across Industries in Malaysia

Schools, Colleges & University Laboratories: Durable, safe, and easy-to-use stirrers for chemistry,biology, and environmental science teaching labs.
Quality Control & Chemical Testing Labs: Preparing standard solutions, buffers, dilutions, and sample mixtures prior to pH, conductivity, or titration analysis.
Pharmaceutical, Cosmetics & Biotech R&D: Non-heating agitation of temperature-sensitive formulations, media, and liquid reagents.
Food, Beverage & Water Testing Facilities: Rapid homogenization of liquid samples and chemical test reagents in daily QC routines.

Local Consultation & Technical Support in Malaysia

Whether you need economical stirrers for a multi-station teaching lab or digital timing mixers for precision QC workflows, our team in Puchong, Selangor is ready to assist with model selection, PTFE stir bars, quotations,and local technical support.

Contact MTM Precision

MTM Precision Sdn. Bhd.

Showroom & Service Centre

No. 29-1 & 29-2, Jalan Bandar 18,

Pusat Bandar Puchong,

47160 Puchong, Selangor, Malaysia

Website:

www.mtmpre.com

.my

Email: mtmpre@yahoo.com

WhatsApp: +6016-660 7346

Office Tel: +603-80807172