CUSTOM ITEM: Tubing, PTFE, 0.14 inch (3.7 mm) ID, 0.19 (4.7 mm) inch OD, low pressure, Your continuous length tubing, priced per meter. ARE-Applied Research brand.
Additional Info:
49225-3.7-1C ARE‑Applied Research PTFE Tubing is a made‑to‑order, custom continuous length solution engineered for HPLC, UHPLC, LC‑MS, and general laboratory applications, delivering an extra‑large internal diameter for maximum solvent throughput along with continuous tubing runs to eliminate connections and improve system performance.
Manufactured from 100% virgin PTFE resin, this tubing contains no additives or plasticizers, ensuring maximum chemical purity and compatibility with sensitive analytical workflows.
Custom Continuous Length – Built to Your Specification
Supplied in user‑defined continuous lengths
Priced per meter
Eliminates unions and excess fittings
Reduces dead volume and potential leak points
✅ Ideal for bulk fluid systems, long routing paths, and OEM applications
✅ Recommended for validated system designs and finalized configurations
Precision Dimensions – Maximum Flow Capacity
Inner Diameter (ID): 0.14" (3.7 mm)
Outer Diameter (OD): 0.19" (4.7 mm)
Wall Thickness: 0.53 mm
Tolerance (ID & OD): ± 0.20 mm
✅ Extra‑large bore design supports extreme flow rates with minimal backpressure
Thin‑Walled Construction – Efficient Bulk Transfer
Thin‑wall design provides:
Maximum solvent throughput
Reduced internal resistance
Improved flexibility for routing
✅ Ideal for large‑volume solvent delivery and high‑capacity waste systems
Low‑Pressure Chromatography Performance
Designed for low‑pressure applications, including:
Pre‑pump mobile phase delivery
Post‑detector solvent waste lines
Bulk solvent transfer systems
Pressure Rating: 290 psi (20 bar)
✅ Suitable for ultra high‑flow, low‑pressure laboratory operations
Virgin PTFE Construction – High Purity & Inertness
Manufactured from 100% virgin PTFE
No additives, fillers, or colorants
Chemically inert and non‑reactive
✅ Minimizes contamination risk in LC‑MS and trace‑level analytical workflows
Broad Chemical & Thermal Resistance
Compatible with:
Organic solvents
Acids and bases
Aqueous mobile phases
Maximum Temperature: 260 °C
✅ Performs reliably in aggressive chemical and elevated‑temperature environments
Micro‑Porous Structure – Application Consideration
PTFE tubing contains micropores allowing slight gas exchange
Important when working with:
Degassed solvents
Oxygen‑sensitive workflows
✅ Consider alternative tubing where gas impermeability is required
Flexible & Durable Design
Flexible for long continuous runs and custom routing
Durable under repeated laboratory use
Natural translucent appearance allows visual monitoring of flow
✅ Supports efficient installation and maintenance
Spool Supply for Longer Lengths
Lengths ≥ 15 meters supplied on a convenient spool
Reduces kinking and improves handling
Enables clean installation for extended tubing runs
✅ Ideal for large-scale and continuous fluid systems
Regulatory Compliance
Compliant with:
RoHS EU Directive 2011/65/EU
Amendment (EU) 2015/863
✅ Meets global environmental and safety standards
Available Standard Length Options
✅ Use pre‑cut options when custom continuous tubing is not required:
Typical Applications
Bulk solvent delivery systems
Ultra high‑volume solvent transfer
Large‑capacity waste line routing
Extended fluid routing systems
Pre‑pump mobile phase transport
OEM and instrument integration
Important Usage Notes
Not intended for high‑pressure HPLC pump connections
Consider permeability when using degassed or oxygen‑sensitive solvents
Use appropriately sized fittings for secure, leak‑free connections
🚨Made‑to‑Order & Pricing Information
This is a custom, made‑to‑order item.
Orders cannot be canceled once placed
Custom items are non‑returnable