GB/T 6730.13-2025 in English
VALIDIron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method
- Issued on:2025-08-29
- Implemented on:2026-03-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$277.00
| Standard No: | GB/T 6730.13-2025 |
| Document status: | VALID |
| Title in English: | Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method |
| Title in Chinese: | 铁矿石 钙和镁含量的测定 EGTA-CyDTA滴定法 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2025-08-29 |
| Implemented on: | 2026-03-01 |
| Superseding: |
GB/T 6730.13-2007 Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method
|
| ICS Classification: | 73.060.10-Iron ores |
| Chinese Classification: | D31-Iron ore |
| Professional Classification: | GB-National Standard |
| Related Keywords: | content egta-cydta titrimetric method scopethis document
egta-cydta titration method iron ore iron ore concentrate natural iron ore |
| Related Topics: | Iron ore content detection
Calcium and magnesium content in iron ore Iron ore titration method confirmation report |
《GB/T 6730.13-2025铁矿石 钙和镁含量的测定 EGTA-CyDTA滴定法》由TC317（全国铁矿石与直接还原铁标准化技术委员会）归口，主管部门为中国钢铁工业协会。
Scope
This document describes the EGTA-CyDTA titration method for the determination of calcium and magnesium in iron ore. This document is applicable to the determination of calcium and magnesium in natural iron ore, iron ore concentrate, sinter, and pellets. The measurement range (mass fraction) is: calcium 1.50% to 15.00%, and magnesium ≥1.00%.
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