GB/T 21297-2007 Active National standards

GB/T 21297-2007 Laboratory glassware—Interchangeable conical ground joint

GB/T 21297-2007 Laboratory glassware—Interchangeable conical ground joint

Publish Date: 2007-12-05 Implement Date: 2008-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21297-2007

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Laboratory-used glass, ceramic, and plastic vessels

ICS Name: Laboratory equipment and related instruments

Publish Date: 2007-12-05

Implement Date: 2008-09-01

Pages: 9 pages

Scope

This standard specifies the basic dimensions, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of four series of interchangeable conical ground joints for laboratory applications. This standard applies to interchangeable conical ground joints for glass instruments, as well as to interchangeable conical transparent joints.

Development Information

Word Count: 15 Thousand words Pages: 9 pages

Referenced Standards

GB/T 1031-1995 Surface roughness parameters and their values GB/T 1031-2009 Geometrical Product Specifications (GPS)—Surface texture:Profile method—Surface roughness parameters and their values GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 6543-1986 Corrugated box GB/T 6543-2008 Single and double corrugated boxes for transport packages GB/T 6543-2025 Single and double corrugated boxes for transport packages

Adopt standards

ISO 383:1976

Related Standards

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Publish Date: 1986-07-22

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GB/T 8762.7-1988 Replaced

GB/T 8762.7-1988 Europium oxide of phosphor grade—Determination of cerium oxide, praseodymium oxide, samarium oxide, gadolinium oxide and dysprosium oxide contents—Spectrochemical method and direct spectrographic method

Publish Date: 1988-02-25

GB/T 11414-1989 Replaced

GB/T 11414-1989 Laboratory glassware—Bottles

Publish Date: 1989-07-04

GB/T 11415-1989 Active

GB/T 11415-1989 Laboratory sintered (fritted) filters—Porosity grading, classification and designation

Publish Date: 1989-07-04

GB/T 12519-1990 Replaced

GB/T 12519-1990 General specification of analytical instruments

Publish Date: 1990-11-06