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• Certificate of conformity with dated batch number • Circular main sub-divisions • Blue graduations • Thick dyed glass rim • Comply with norm DIN EN ISO 4788
• Pyrex borosilicate glass, class B • Heavy hexagonal foot and perfectly flat: excellent stability • Anti-drop spout • Indelible graduation enamelled in blue
• Manufactured from borosilicate glass with DIN standard neck • Complies with ISO 478 • Graduations in blue enamel for the Class B cylinders, white for the Class A cylinders • Supplied with DIN polyethylene stopper • Classe A, work certified: individually tested, showing exact volume contained at 5 points on the scale, calibrated to Class A tolerances • Robust hexagonal foot
• Manufactured from chemically resistant Pyrex borosilicate glass • Complies with ISO 4788 • Calibrated to the tolerances required by the United States Pharmacopoeia, Calibrated to Class A tolerances • Inscribed with an individual serial number for traceability purposes • Graduations in white enamel • Supplied with a UKAS calibration certificate
• Made of borosilicate Pyrex® glass chemically resistant • Conforms to ISO 4788 • Certified 'H' compliance • Batch number on the test tube • White enamelled graduations