Round bottom flasks with two necks, side neck angled, DURAN®
DIN 12394 and in addition to DIN standard (*). With one central and one 20° side angled ground joint necks as outlined below.
| Nominal capacity ml | Centre neck NS | Side necks NS | Flask diam. mm | PK | Cat. No. | Price/Unit EUR | Price/Unit incl. VAT EUR | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 25 | 14/23 | 14/23* | 41 | 1 | 9.011 901 |  | 24,40 | 29,04 |  | |
| 50 | 14/23 | 14/23* | 51 | 1 | 9.011 902 | | 23,00 | 27,37 | | |
| 100 | 14/23 | 14/23* | 64 | 1 | 9.011 903 |  | 22,70 | 27,01 | | |
| 100 | 29/32 | 14/23* | 64 | 1 | 9.011 904 | | 24,40 | 29,04 | | |
| 100 | 29/32 | 19/26* | 64 | 1 | 6.233 114 | | 29,20 | 34,75 | | |
| 100 | 29/32 | 29/32* | 64 | 1 | 6.204 819 | | 32,00 | 38,08 | | |
| 250 | 14/23 | 14/23* | 85 | 1 | 9.011 905 | | 31,70 | 37,72 | | |
| 250 | 24/29 | 19/26* | 85 | 1 | 6.206 139 | | 32,90 | 39,15 | | |
| 250 | 29/32 | 14/23 | 85 | 1 | 9.011 906 | | 33,10 | 39,39 | | |
| 250 | 29/32 | 19/26 | 85 | 1 | 6.225 989 | | 36,50 | 43,43 | | |
| 250 | 29/32 | 29/32* | 85 | 1 | 9.011 907 | | 37,80 | 44,98 | | |
  | 500 | 29/32 | 14/23 | 105 | 1 | 9.011 908 | | 38,30 | 45,58 | |
| 500 | 29/32 | 19/26 | 105 | 1 | 6.233 091 | | 41,70 | 49,62 | | |
| 500 | 29/32 | 29/32* | 105 | 1 | 9.011 910 | | 44,40 | 52,84 | | |
| 1000 | 29/32 | 14/23 | 131 | 1 | 9.011 915 | | 46,00 | 54,74 | | |
| 1000 | 29/32 | 19/26 | 131 | 1 | 6.231 953 | | 44,40 | 52,84 | | |
| 1000 | 29/32 | 29/32* | 131 | 1 | 9.011 920 | | 52,90 | 62,95 | | |
| 2000 | 29/32 | 14/23 | 166 | 1 | 6.072 288 | | 80,40 | 95,68 | | |
| 2000 | 29/32 | 29/32* | 166 | 1 | 6.056 856 | | 80,50 | 95,80 | | |
| 4000 | 29/32 | 29/32* | 207 | 1 | 6.201 298 | | 163,60 | 194,68 | |
| Flask rings, pressed cork |
| Flask support rings, "BiBase", silicone elastomer |
| Flask ring, PP |
