• In boron glass 3.3 • Error limit corresponding to class B • Calibrated in 'Ex' flow • Standard packaging: Burette tube - Precision burette tip replacement tap • Photophore strip • Teflon valve • Reduced distance between the dividing lines
• In PYREX glass® • DIN 12700 • Schellbach band for fast and accurate meniscus reading • With flared funnel at the top for easy filling • Tap with Teflon key • Indelible screen print in blue
• Made of boron glass 3.3, tolerance corresponding to class B • DIN EN ISO 385 • Calibrated in 'Ex' flow • Photophore strip • Reduced distance between the dividing lines • Automatic zeroing, quick filling by pressing on the bottle, fine titration thanks to the micro screw • With 500 ml bottle for 15 ml burette • With 1000 ml bottle for 25 and 50 ml burette
• Proof of conformity with batch certificate • DURAN® DIN EN ISO 385 • Calibrated in 'Ex' flow • Photophore strip • Circular mark at the main points, reading at the point of contact of the 2 points