Volumetric flasks, class A, blue markings
20 ml, 12/21, 105 ± 5 mm, 0,040 ± ml
HIRS2820366
DURAN®, borosilicate glass, without stopper, conformity certified (DE-M marking).
- Blue enamelled indelible markings resistant to acids and alkalis
- Certificate of conformity with dated batch identification available via website: (www.hirschmannlab.de)
*Wide neck
: DIN EN ISO 1042
- NS:12/21
- Capacity:20 ml
- Height:105 ± 5 mm
- Seq:11
- Tolerance:0,040 ± ml