Chemische Charakterisierung und Spurenanalytik
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- Hydrolytic resistance (1) (entfernen)
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Certified reference material for the determination of hydrolytic resistance of borosilicate glass
(2021)
The preparation, analysis and certification of a new certified glass reference material (CRM) for the determination of hydrolytic resistance of borosilicate glass with the glass grains test is described. The CRM BAM-S053 is available in the form of glass rods (length: 185 mm, diameter: 9 mm, weight: 27·5 g). Certified properties are the acid consumption determined according to the procedures described in ISO 720, USP<660>, Ph.Eur. 3.2.1, data obtained following the procedure of ISO 719 was scattering too widely. The certified values are based on the results of 15 laboratories which participated in the certification interlaboratory comparison. The CRM is intended for the quality control when applying ISO 720, USP<660>, Ph.Eur. 3.2.1 and with limitations ISO 719.