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Database: 189760 (18 Oct 2025)
SH/T 1821-2018 English PDF
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SH/T 1821-2018
: (Industrial aromatics Determination of trace nitrogen Chemiluminescence)
Status: Valid
Standard ID
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Standard Title (Description)
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SH/T 1821-2018
English
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(Industrial aromatics Determination of trace nitrogen Chemiluminescence)
Valid
SH/T 1821-2018
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Basic data
Standard ID
SH/T 1821-2018 (SH/T1821-2018)
Description (Translated English)
(Industrial aromatics Determination of trace nitrogen Chemiluminescence)
Sector / Industry
Petrochemical Industry Standard (Recommended)
Classification of Chinese Standard
G17
Word Count Estimation
8,861
Date of Issue
2018-04-30
Date of Implementation
2018-09-01
Regulation (derived from)
Ministry of Industry and Information Technology Announcement No.23 of 2018
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the chemiluminescence method for the determination of trace nitrogen in industrial aromatics.