Additional information. Wide Neck Clear Reagent Bottle with Glass Stopper. Available in 6 sizes, with following dimensions: Additional information. Weight. N/A. Size / Pack Size. 50ml – Each, 50ml – 10 Pack, 50ml – 40 Pack, 100ml – Each, 100ml – 10 Pack, 100ml – 48 Pack, 250ml – Each, 250ml – 10 Pack, 250ml – 30 Pack, 500ml