T/HNNMIA 75-2023 Active Group standards

T/HNNMIA 75-2023 The determination of silica content in quartz sand using weight method

Publish Date: 2023-12-29 Implement Date: 2023-12-31 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/HNNMIA 75-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Non-metallic minerals

Publish Date: 2023-12-29

Implement Date: 2023-12-31

Scope

Main technical content: This document describes the method of determining the silica content in quartz sand by the weight method. This document is suitable for determining the silica content in quartz sand, quartzite, and siliceous sandstone. The determination range (mass fraction): 90.00% to 99.90%