NEN-ISO 4785
Laboratory glassware - Straight-bore glass stopcocks for general purposes
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 October 1997 |
| Status: | active |
| Page Count: | 14 |
| ICS Code (Laboratory ware and related apparatus): | 71.040.20 |
scope:
Specifies requirements and dimensions for two series of glass straight-bore stopcocks for general-purpose use. The stopcocks are defined by their nominal (bore) diameter and large end diameter and length of the ground zone. It is recommended that, in national standards, only one of the series should be specified.
Document History
NEN-ISO 4785
October 1, 1997
Laboratory glassware - Straight-bore glass stopcocks for general purposes
Specifies requirements and dimensions for two series of glass straight-bore stopcocks for general-purpose use. The stopcocks are defined by their nominal (bore) diameter and large end diameter and...