T/CISIA 004-2024 Active Group standards

T/CISIA 004-2024 Lixiaoning analysis method Part 3: Determination of calcium and magnesium by EDTA-Na2 titration method

Publish Date: 2024-06-30 Implement Date: 2025-01-01 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/CISIA 004-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Chemical analysis

Publish Date: 2024-06-30

Implement Date: 2025-01-01

Pages: 9 pages

Scope

Main technical content: This document specifies the method of determining the calcium and magnesium content in brine by the titration method of disodium ethylenediamine tetraacetic acid. This document is applicable to the determination of calcium and magnesium content in brine. The lower limit of determination (mass fraction): calcium is 0.023%, magnesium is 0.014%