Flask, Borosilicate Glass, Clear, Flat Bottom, Single Neck, NS 19/26 Joint, 50 ml Volume

Manufactured from heat resistant, durable borosilicate glass according to DIN EN ISO 4797 standard.

Thick wall, heavy base and reinforced rim prevent breakage during washing and transportation.

Perfectly grinded NS necks with smooth interior guarantee excellent leakproof closure.

Volume graduations and inscriptions are printed with white enamel.