Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
Chinese National Standard Category: Coal analysis methods |
English Title: | Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method |
Chinese Title: | 煤灰中钾、钠、铁、钙、镁、锰的测定方法(原子吸收分光光度法) |
Standard No.: | GB/T 4634-1996 |
Category No.: | D21 |
Issued by: | STSB |
Issued on: | 1996-01-02 |
Implemented on: | 1997-7-1 |
Status: | superseded |
Superseded by: | GB/T 1574-2007 Test method for analysis of coal ash |
Superseded on: | 2008-6-1 |
Abolished on: | |
Superseding: | GB 4634-1984 |
Word Count: | 2500 words |
Similar Standards: | GB/T 18856.13-2002 GB/T 18856.12-2002 MT/T 1195-2020 GB/T 43218-2023 GB/T 43220-2023 GB/T 43219-2023 GB/T 19494.1-2023 GB/T 19494.2-2023 GB/T 19494.3-2023 GB/T 42035-2022 GB/T 41042-2021 GB/T 40697-2021 GB/T 39833-2021 GB/T 39836-2021 GB/T 39538-2020 GB/T 37769-2019 GB/T 37673-2019 GB/T 3058-2019 GB/T 37667-2019 T/CAQI 55-2018 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: Foryou Tech Co., Ltd. 2008-2020 |