The Grant-bio CH3-150 Combitherm-2 dry block heating cooling system is specially designed to thermostabilise materials at temperatures from –3°C to +150°C according to methods of analysis.
The CH3-150 has seven interchangeable blocks available. Custom blocks available on request.
| Dimensions (h x d x w) | 220 x 285 x 295mm | 
| Heating block temperature range | +25 to +150°C | 
| Heating block temperature control range | Ambient +5 to +150°C | 
| Heating block setting resolution | 1°C | 
| Heating block stability | ±0.1°C | 
| Cooling block temperature range | –3 to +20°C | 
| Cooling block temperature control range | Ambient -23 to ambient -5°C | 
| Cooling block setting resolution | 0.1°C | 
| Cooling block stability | ±0.1°C | 
| Digital timer with sound alarm | 1 min–99 hrs 59 min (increment 1 min) | 
| User adjustable programs (temperature and time) | 16 (heating) + 16 (cooling) | 
| Display | LCD | 
| Nominal operating voltage | 230V only (50/60Hz) | 
| Weight | 5.6kg | 
Life-science – storing restriction enzymes, nick translation, ligation reactions, restriction digests, protein solubilisation for PAGE, warm incubation of microcentrifuge tubes for hybridisation, enzyme reactions and deactivations
Clinical – cooling blood samples prior to coagulation testing. acylcarnitines derivatisation, MRSA and PBP2 latex testing, heating flush/media used in egg recovery, fertility to keep test tubes at correct temperature during egg collection
Incubating samples at set temperatures, heating block for boiling of solutions in tubes
Life-science-cell digestion, DNA/RNA extraction, post sequencing PCT clean-up-dry down step, boiling in vitro DNA RNA/ protein samples, incubating invitro reactions/digestions, extraction of DNA for real-time PCR analysis, denaturing nucleic acid and protein samples
Industrial – digestion of environmental samples for chemical oxygen demand analysis, soil digests, maintaining temperatures
| Part No | Description | 
| B2-50 | Interchangeable block for 2 x Ø 48mm tubes, depth 58mm | 
| B10-13 | Interchangeable block for 10 x Ø 13mm tubes, flat bottom, depth 30mm | 
| B10-16 | Interchangeable block for 10 x Ø 16mm tubes, depth 56mm | 
| B5-29 | Interchangeable block for 5 x Ø 29mm tubes, flat bottom, depth 40mm | 
| B6-25 | Interchangeable block for 6 x Ø 25mm tubes, depth 40mm | 
| B18-12 | Interchangeable block for 18 x Ø 12mm tubes, round bottom, depth 58mm | 
| B23-1.5 | Interchangeable block for 23 x 1.5ml micro tubes | 
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