La-Pha-Pack La Pha Pack 20 09 0796 20ml Headspace-Vial, 75,5 x 22.5mm, clear glass, 1st hydrolytic class, DIN Crimp Neck, long neck, flat bottom. SKU: 20 09 0796. $47.61. In stock. La-Pha-Pack La Pha Pack 20 09 0801 Headspace vial 5ml Crimp Neck Vial, 38 x 20mm, clear glass, 1st hydrolytic class, flat bottom.