Thermo Fisher Scientific, S.L. - Flasks

Class A volumetric flasks meet the following characteristics: - comply with standards ISO 1042 and DIN 12664 - calibrated to tolerances required by the pharmacopoeia of the United States (USP) - unique serial number, batch code and date of manufacture engraved with laser; possibility to download online batch certificate - certificate of conformity 'H' - manufactured in the action of chemicals-resistant Pyrex glass.