Vacuum Pump Selection: Diaphragm vs Scroll vs Rotary Vane for Chemical Processing
Why vacuum pump selection matters in chemical engineering
Vacuum pumps affect:
evaporation rate
distillation efficiency
solvent recovery
process reliability
In scale-up environments, choosing the wrong pump type can cause:
contamination
corrosion damage
process inefficiency
frequent maintenance downtime
This guide compares the three most common vacuum pump type… Read more
Posted by HTT Magazine on 17th Feb 2026
The Rotovap Buying Guide: Inspecting Seals, Motor Lift, and Choosing the Right Vacuum Pump for Ethanol Recovery
Why rotovaps are mission-critical in cannabis extraction
In ethanol-based cannabis and hemp processing, the rotary evaporator (rotovap) is a profit lever, not just a lab tool. Solvent recovery speed directly impacts:
daily throughput
solvent reuse cost
safety margins
production scheduling
A slow or unreliable rotovap can become the b… Read more
17th Feb 2026
Chiller Pairing Guide: Matching Cooling Capacity to Rotovap Size (and Preventing Solvent Vapor Bypass)
Why chillers make or break solvent recovery
In cannabis extraction, many operators focus on rotovap size and vacuum strength—but ignore the chiller. That’s a mistake.
Your condenser can only recover solvent if it stays cold enough to condense vapor. An undersized chiller leads to:
vapor bypass
solvent loss
facility odor issues
reduc… Read more
Posted by HTT Magazine on 17th Feb 2026
In House Potency Testing: Why a Used Agilent HPLC Can Beat Outsourcing
The outsourcing dilemma in cannabis labs
Many cannabis operators start by outsourcing potency testing to third-party labs. It makes sense early on, but as volume grows, outsourcing can create:
turnaround delays
recurring testing costs
limited process visibility
batch release bottlenecks
That’s why many mid-scale operators explore in-house HPLC testing, often using pro… Read more