NA 055

DIN Standards Committee Laboratory Devices and Installations

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Drafts of NA 055

Number: 4

DIN EN ISO 8655-7/A1 2024-02 Piston-operated volumetric apparatus - Part 7: Alternative measurement procedures for the determination of volume - Amendment 1 (ISO 8655-7:2022/DAM 1:2024); German and English version EN ISO 8655-7:2022/prA1:2024) More 
DIN 12553 2023-12 Laboratory glassware - Double oblique bore stopcocks More 
DIN 12541 2023-12 Laboratory glassware - Straight bore stopcocks More 
DIN 12545 2023-09 Laboratory glassware - Vacuum stopcocks More 

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