GB/T 16920-1997
Replaced
GB/T 42222-2022
Active
National standards
GB/T 42222-2022 Laboratory glassware—Testing method and classification of optical uniformity
GB/T 42222-2022 Laboratory glassware—Testing method and classification of optical uniformity
Price:
$ 74
Basic Information
Standard Code:
GB/T 42222-2022
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Laboratory-used glass, ceramic, and plastic vessels
ICS Name:
\nGlass Composite
Publish Date:
2022-12-30
Implement Date:
2023-07-01
Pages:
11 pages
Scope
This document describes the test method for optical uniformity of glass instruments and provides a grading system for optical uniformity of glass instruments. This document is applicable to the optical uniformity testing and grading of glass instrument products, and other transparent hollow glass products can refer to it for implementation.
Development Information
Referenced Standards
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 29159-2012 The glass tube for all-glass evacuated solar collector tubes
GB/T 35599-2017 Laboratory glass and glassware outward defect terms
Related Standards
GB/T 6580-1997
Replaced
GB/T 6580-1997 Glass—Resistance to attack by a boiling aqueous solution of mixed alkali—Method of test and classification
GB/T 6582-1997
Replaced
GB/T 6582-1997 Glass—Hydrolytic resistance of glass grains at 98℃—Method of test and classification
GB/T 17129-1997
abolished_transferred
GB/T 17129-1997 Colourless optical glass test methods of chemical stability—Powder
GB 17762-1999
Replaced
GB 17762-1999 Safe and hygienic requirements of thermotolerant glass ware
GB/T 17763-1999
Active