Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
Chinese National Standard Category: Laboratory instrument and vacuum instrument in general |
English Title: | Laboratory Glassware - Interchangeable Conical Ground Joint |
Chinese Title: | 实验室玻璃仪器互换锥形磨砂接头 |
Standard No.: | QB 1504-1992 |
Category No.: | N60 |
Issued by: | Ministry of Light Industry |
Issued on: | 1992-06-08 |
Implemented on: | 1993-2-1 |
Status: | superseded |
Superseded by: | GB/T 21297-2007 Laboratory glassware—Interchangeable conical ground joint |
Superseded on: | 2008-9-1 |
Abolished on: | 2010-01-20 |
Superseding: | QB 764-1980 |
Word Count: | 2500 words |
Similar Standards: | GB/T 35895-2018 GB/T 40343-2021 GB/T 39555-2020 GB/T 39556-2020 GB/T 35891-2018 GB/T 33864-2017 GB/T 29253-2012 GB/T 13979-2008 SN/T 1482-2004 JB/T 9518-1999 CJ/T 3075.2-1998 DZ/T 0193-1997 JB/T 7439.2-1994 JB/T 7439.6-1994 JB/T 7439.4-1994 JB/T 7439.1-1994 JB/T 7439.5-1994 JB/T 7439.9-1994 JB/T 7439.7-1994 JB/T 7439.8-1994 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: Foryou Tech Co., Ltd. 2008-2020 |