PPS 3900

Project Plan 2026

Laboratory glassware — Interchangeable spherical ground joints

Sector: Health and Personal Care
Project Method: Adoption without modification
Project Type: Update
International Classification for Standards (ICS)
Code Classification
71.040.20 Laboratory ware and related apparatus
Adopted Standard
Standards / Amendment / Corrigendum
1 ISO 641:1975
Replaces
Will Replace
PS 3900-2021
Scope
This International Standard specifies the essential geometric requirements for interchangeability in relation to a series of ground glass joints for laboratory use.