ISO 8761:1989/Cor 1:2009 PDF

Name: ISO 8761:1989/Cor 1:2009 — Work-place air — Determination of mass concentration of nitrogen dioxide — Method using detector tubes for short-term sampling with direct indication — Technical Corrigendum 1
SKU: ISO 8761:1989/Cor 1:2009
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Work-place air — Determination of mass concentration of nitrogen dioxide — Method using detector tubes for short-term sampling with direct indication — Technical Corrigendum 1

Название (английский):

ISO 8761:1989/Cor 1:2009

Work-place air — Determination of mass concentration of nitrogen dioxide — Method using detector tubes for short-term sampling with direct indication — Technical Corrigendum 1

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 1
Дата публикации:: 9 июля 2009 г.
Издание:: ISO IS 8761 edition 1 version 1
ICS:: 13.040.30

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Описание (английский):

Specifies a procedure for the range of approximately 1 mg/m3 to 50 mg/m3. Substances which are known to have an effect on the instrument reading are indicated. The procedure is suitable for personal, breathing-zone sampling as well as for the general area sampling.

Abstract

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Overview

ISO 8761:1989/Cor 1:2009 is an essential technical corrigendum to the international standard ISO 8761:1989, which specifies the method for determining the mass concentration of nitrogen dioxide (NO₂) in workplace air. This corrigendum provides updates related to the use of detector tubes for short-term sampling with direct indication. Developed by ISO Technical Committee ISO/TC 146, Subcommittee SC 2, focused on workplace atmospheres, this corrigendum ensures improved accuracy and reliability in monitoring nitrogen dioxide concentrations in occupational environments.

The standard is critical for industries and health and safety professionals aiming to monitor and control NO₂ exposure to safeguard worker health. Nitrogen dioxide is a harmful gas commonly found in urban air pollution and industrial emissions, and accurate measurement methods are crucial for compliance with occupational exposure limits.

Key Topics

Measurement Method The standard addresses the use of detector tubes for short-term sampling of NO₂ in workplace air with direct concentration indication. This approach facilitates rapid and on-site monitoring without requiring complex laboratory analysis.

Accuracy and Error Limits A vital update included in the corrigendum specifies that the reading error must be less than 4 ppm (4 ml per 10 ml sample volume). If the error exceeds this threshold, the maximum random error would surpass 25%, impacting the reliability of the measurement.

Technical Corrigendum Details The corrigendum provides a precise amendment in paragraph 9.2 of the original standard, improving the clarity of error tolerances and strengthening the validity of measurement results.

Standardization and Compliance As part of ISO’s broader air quality management standards, ISO 8761:1989/Cor 1:2009 aligns with international guidelines aimed at protecting workplace environments from hazardous airborne pollutants.

Applications

Occupational Health Monitoring The method supports workplace safety officers and industrial hygienists in assessing exposure levels to nitrogen dioxide, enabling timely interventions to reduce health risks associated with respiratory irritation and long-term lung damage.

Industrial Environmental Control Industries such as manufacturing, automotive, and chemical processing can implement this standard to monitor emissions and maintain compliance with air quality regulations.

Rapid Field Testing The use of detector tubes facilitates immediate, on-site testing, suitable for routine inspections, emergency assessments, or preliminary exposure evaluation before comprehensive laboratory analysis.

Regulatory Compliance Enables organizations to fulfill statutory requirements concerning workplace air quality by providing a standardized, validated measurement protocol recognized internationally.

Related Standards

ISO 14698 - Air Quality Standards Covers broader aspects of workplace atmospheres and air contaminants, complementing the methods for nitrogen dioxide measurement.

ISO 4225 - Air Quality Vocabulary Provides definitions relevant to the terminology used in the monitoring and measurement of nitrogen dioxide and other airborne pollutants.

ISO 10882 - Workplace Atmosphere Monitoring Techniques Addresses various sampling methods for different airborne substances, useful for organizations looking to implement comprehensive air quality assessments.

Keywords: ISO 8761:1989/Cor 1:2009, nitrogen dioxide measurement, workplace air quality, detector tubes, short-term sampling, NO₂ concentration, occupational health, air quality standard, technical corrigendum, air pollution monitoring, ISO standards workplace atmosphere.

ISO 8761:1989/Cor 1:2009 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

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