Product Description. 29130-U. volume 0.3 mL, clear glass vial, Interlocked vial (with fused-in insert), crimp top, pkg of 100 ea. Pricing. 29131-U. volume 0.3 mL, amber glass vial, Interlocked vial (with fused-in insert), crimp top, 11 mm, pkg of 100 ea.