FLASK FLAT BOTTOM PRINTED – GUPTA BRAND 3001015 Posted on March 4, 2017May 1, 2017 by admin Made of soda glass Flat Bottom short neck wide mouth. Available in borosilicate glass also. Code Capacity (ML). 3001015 A 100 ML 3001015 B 250 ML 3001015 C 500 ML 3001015 D 1000 ML