Valco stainless steel fittings
Valco stainless steel HPLC fittings are available for 1/32", 1/16", and 1/8" OD tubing.
Cheminert high pressure PEEK fittings
Our Cheminert high pressure PEEK fittings are rated at 5000 psi with fingertight nuts, well beyond the burst strength of most PEEK tubing.