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WT-12A Water Bath Concentrator


The WT-12A Water Bath Concentrator rapidly evaporates solvents from heated samples using nitrogen, enabling oxygen-free concentration for pure sample preparation in drug screening, hormone analysis, and mass spectrometry.

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The WT-12A Water Bath Concentrator is a precision-controlled sample evaporation system that combines a heated water bath with nitrogen blowdown technology, providing uniform, gentle, and efficient concentration of up to 12 samples simultaneously. Ideal for temperature-sensitive samples, this concentrator uses a liquid heating method to avoid overheating or sample degradation. Featuring a stainless steel heating chamber and a 12-needle nitrogen manifold, the WT-12A delivers even thermal distribution and controlled gas flow for efficient solvent evaporation. A digital PID controller provides accurate temperature and time management, while the adjustable gas manifold allows users to target specific samples during the evaporation process. This unit is ideal for labs performing HPLC, GC, LC-MS sample preparation, biological or pharmaceutical concentration, or environmental testing, where sample integrity and reproducibility are critical.

Feature of WT-12A Water Bath Concentrator

  • Elegant appearance, with elevation operation panel, embedded flowmeter, waterproof button, safe and reliable.
  • Good compatibility, suitable for test tubes (diameter 10 ~ 29mm), conical flask, centrifuge tube, the sample capacity of 1 ~ 50ml.
  • Free up and down needle valve tube, independent adjustable needle valve, controls gas flow at each sample location
  • Circular turntable structure, 360-degree rotation, convenient sample support into and out of the water bath, easy to operate.
  • 12 position, each sample position are numbered, spring tube clamp fixed position.
  • LED real-time displays temperature and time, water bath temperature: RT +5 ℃ ~ 100 ℃.
  • All use of stainless steel, all components are anti-corrosion and resistant to organic solvents.
  • When concentrated toxic solvents, the entire system can be placed in a fume hood.
  • Built-in level sensor, anti-dry protection.
  • Suitable for a variety of test tubes, so that the gas needle is aimed at the center of the test tube, and the experimental effect is greatly improved.

Technical Specification

Temp. Control Range R.T.+5℃~100℃ Maximum gas pressure 0.2MPa
Temp. Setting Range 5℃~100℃ Maximum gas flow 15L/min
Temp. Uniformity@60℃ ±1 ℃ Needle Length 100mm
Temp. Display Accuracy 0.1 ℃ Inner dimension Φ260×150mm
Heating Speed ≤30min (40℃to100℃) Voltage AC 220V,50/60Hz
Time Range 1min~99h59min Power 1000W
Accommodates samples 12 Fuse 250V, 8A, Ф5×20
Test tube range Φ10~29mm/ Liquid volume1~50ml Dimensions W.390 x D.300 xH. 850mm
Needle Plate Max. Lift Stroke 200mm Net Weight 9.5kgs
as-in Joint Outer Diameter Φ7mm

 

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