03 VOLUMETRIC GLASSWARE
DURAN® Burette, class B
Calibration is based on the poured out volume (“Ex“) at a + 20 °C reference temperature. Volume content tolerances conform to DIN and ISO. The Class B accuracy limit is roughly one and a half times wider than for Class AS. The tolerances are thus more strict than specified by DIN.
with straight standard ground stopcock
Typical application: titrations.
ml
Ex20°C B
Cat. No.
Capacity (mL)
h (mm)
Accuracy limits (mL)
Graduation (mL)
Remark
Pack Unit
0
1
2
243282703 243283305 243283605 243283905
10 820 0.03 25 820 0.04 50 820 0.08
0.02 0.05
2 2 2 2
h
3
50
0.1 0.2
100 870
0.15
Non-DIN/ISO size.
DURAN® Micro-Burette with Schellbach stripe and glass key, class AS with straight standard ground stopcock, 30 seconds waiting time, with batch certificate and certificate of conformity
With Schellbach stripe and main graduations as circular divisions. Calibration is based on the poured out volume („Ex“) at a + 20°C reference temperature. Volume content tolerances conform to DIN.
Typical application: titrations.
Cat. No.
Capacity (mL)
h (mm)
Accuracy limits (mL)
Graduation (mL)
Pack Unit
243201108 243201605 243202207
1 475 2 550 5 700
0.01 0.01 0.01
0.01 0.01 0.02
1 1 1
ml Ex 20°
h
103
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