HPLC and UHPLC connectors

Product / Chromatography

Unions, tees, crosses and manifolds with 10-32 coned port designs for 1/16" OD tubing, made of PEEK or stainless steel and designed for high pressure and low dead volume. Low or zero internal dead volumes help preserve chromatography peak shapes during separations.

Product group: Fittings and connectors
Brand: Biotech Fluidics

Manufacturer website

Source: manufacturer website (opens in a new tab) · Image: manufacturer website

Order codes and options

22 codes

HPLC and UHPLC connectors order codes and properties
Code	Description (manufacturer)	Threads	Contents	Thru-hole	Swept volume	Pressure rating
P-704	PEEK Union for 1/16” OD Tubing	10-32 Coned	F-300 (2)	0.020” (0.50 mm)	0.28 µL	5,000 psi (345 bar)
P-742	PEEK Union for 1/16” OD Tubing	10-32 Coned	F-300 (2)	0.010” (0.25 mm)	0.07 µL	5,000 psi (345 bar)
P-760	PEEK Union for 1/16” OD Tubing	10-32 Coned	F-300 (2)	0.050” (1.25 mm)	1.2 µL	5,000 psi (345 bar)
P-779	PEEK NanoTight Union for 1/16” OD Tubing and Tubing Sleeves	10-32 Coned	F-331N (2)	0.005” (125 µm)	8 nL	5,000 psi (345 bar)
U-402	Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-400 (2), U-401 (2)	0.020” (0.50 mm)	0.13 µL	20,000 psi (1,380 bar)
U-411	Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-400 (2), U-401 (2)	0.007” (178 µm)	13 nL	20,000 psi (1,380 bar)
U-435	Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-400 (2), U-401 (2)	0.010” (0.25 mm)	20 nL	20,000 psi (1,380 bar)
U-438	Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-400 (2), U-401 (2), P-554 Gauge Plug	0.067” (1.70 mm)	Close to 0 µL	20,000 psi (1,380 bar)
UH-402	VHP+ Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	VHP-200 (2)	0.010” (0.25 mm)	20 nL	30,000 psi (2,070 bar)
U-322	VICI (Valco) compatible Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-320 (2), U-321 (2)	0.020” (0.50 mm)	0.15 µL	20,000 psi (1,380 bar)
U-412	Waters compatible Stainless Steel Union for 1/16” OD Tubing	10-32 Coned	U-410 (2), U-401 (2)	0.020” (0.50 mm)	0.10 µL	20,000 psi (1,380 bar)
U-466	PEEK Static Mixing Tee for 1/16” OD Tubing, 10 µm UHMWPE frit	10-32 Coned	F-300 (3)	0.020” (0.50 mm)	2.2 µL	5,000 psi (345 bar)
U-466S	PEEK Static Mixing Tee for 1/16” OD Tubing, 10 µm SST frit	10-32 Coned	F-300 (3)	0.020” (0.50 mm)	2.2 µL	5,000 psi (345 bar)
P-727	PEEK Tee for 1/16” OD Tubing	10-32 Coned	F-300 (3)	0.020” (0.50 mm)	0.57 µL	3,500 psi (241 bar)
P-728	PEEK Tee for 1/16” OD Tubing	10-32 Coned	F-300 (3)	0.050” (1.25 mm)	3.0 µL	3,500 psi (241 bar)
P-729	PEEK Cross for 1/16” OD Tubing	10-32 Coned	F-300 (4)	0.020” (0.50 mm)	0.72 µL	3,500 psi (241 bar)
P-170	PEEK 7-Port Manifold for 1/16” OD Tubing	10-32 Coned	F-331 (7)	0.020” (0.50 mm)	2.2 µL	5,000 psi (345 bar)
UH-427	VHP Stainless Steel Tee for 1/16” OD Tubing	10-32 Coned	VHP-200 (3)	0.020” (0.50 mm)	0.57 µL	30,000 psi (2,070 bar)
U-428	Stainless Steel Tee for 1/16” OD Tubing	10-32 Coned	U-400 (3), U-401 (3)	0.020” (0.50 mm)	0.57 µL	20,000 psi (1,380 bar)
U-429	Stainless Steel Tess for 1/16” OD Tubing	10-32 Coned	U-400 (3), U-401 (3)	0.040” (1.00 mm)	2.1 µL	20,000 psi (1,380 bar)
U-430	Stainless Steel Cross for 1/16” OD Tubing	10-32 Coned	U-400 (4), U-401 (4)	0.020” (0.50 mm)	0.72 µL	20,000 psi (1,380 bar)
U-431	Stainless Steel Cross for 1/16” OD Tubing	10-32 Coned	U-400 (4), U-401 (4)	0.040” (1.00 mm)	2.5 µL	20,000 psi (1,380 bar)

Technical specifications

HPLC and UHPLC connectors technical specifications
Port / thread	10-32 Coned
Pressure rating	5,000 psi (345 bar); 20,000 psi (1,380 bar); 30,000 psi (2,070 bar); 3,500 psi (241 bar)

Source: biotechfluidics.com (opens in a new tab) · Manufacturer (IDEX Health & Science) product information: Biotech Fluidics page and part number tables. Values come from the manufacturer and are confirmed at the quotation stage.