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ISO 9849:2026 Optics and optical instruments — Geodetic and surveying instruments — Vocabulary

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ISO 16571:2024/Amd 1:2026 Systems for evacuation of plume generated by medical devices — Amendment 1

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34

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ISO 959-1:2026 Pepper (Piper nigrum L.), whole or ground — Specification — Part 1: Black pepper

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ISO 959-2:2026 Pepper (Piper nigrum L.), whole or ground — Specification — Part 2: White pepper

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ISO 157:2025

ISO 157:2025 Coal — Determination of forms of sulfur

CDN $186.00

This publication was last reviewed and confirmed in 2025.

Coal — Determination of forms of sulfur

Description

This document specifies methods of determining the sulfate and pyritic sulfur mass fraction of coals, and of calculating the amount of organic sulfur present.

Edition

3

Published Date

2026-06-19

Status

PUBLISHED

Pages

18

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies methods of determining the sulfate and pyritic sulfur mass fraction of coals, and of calculating the amount of organic sulfur present.

Previous Editions

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