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Database: 365,228(8 Aug 2026)
volumetric method calcium oxide magnesia-chrome refractory methods scopethis part method acute oral toxicity test gb/t15670.4-2017 internal thread grinders agricultural machinery market scopethis standard
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  2. GB/T 5070.7-2002 in English
GB/T 5070.7-2002 in English

GB/T 5070.7-2002 in English

SUPERSEDED

Magnesia-chrome refractory Methods for chemical analysis - Part 7: EDTA volumetric method for determination of calcium oxide

  • Issued on:2002-01-02
  • Implemented on:2003-06-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD)： $260.00
$253.00
Standard No: GB/T 5070.7-2002
Document status: SUPERSEDED
Superseded by: GB/T 5070-2007 Chemical analysis of refractories containing chrome
Superseded on: 2007-10-01
Title in English: Magnesia-chrome refractory Methods for chemical analysis - Part 7: EDTA volumetric method for determination of calcium oxide
Title in Chinese: 镁铬质耐火材料化学分析方法 第7部分: EDTA容量法测定氧化钙量
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2002-01-02
Implemented on: 2003-06-01
ICS Classification: 81.080-Refractories
Chinese Classification: Q43-Basic refractory
Professional Classification: GB-National Standard
Related Keywords: volumetric method
calcium oxide
magnesia-chrome refractory methods
scopethis part
method
Related Topics: edta
Chrome
icp-aes method for chemical analysis of refractories
Material Analysis Quality
Chrome quality inspection
Degree capacity analysis
Chrome
Magnesium Oxide Solution
Material Analysis Method 7
edta gallium method
Chemical Analysis of Refractories
Measuring the chemical composition of materials
edta capacity
Determination and analysis method of calcium oxide and magnesium oxide
GB/T 5070.7
Magnesium oxide national standard quality
Chemical analysis method of phosphorus in refractory materials
Active calcium oxide chemical analysis
Calcium oxide national quality
Calcium oxide quality

《GB/T 5070.7-2002镁铬质耐火材料化学分析方法 第7部分:EDTA容量法测定氧化钙量》由TC193（全国耐火材料标准化技术委员会）归口，主管部门为国家标准化管理委员会。


Scope

This part of GB/T 5070 specifies the method for determining the amount of calcium oxide by EDTA volumetric method. This section applies to the determination of the amount of calcium oxide in magnesia-chromium refractories. The measurement range (mass fraction) is 0.50% to 15.00%.

More samples: GB 18306-2015 QC/T 942-2021 JJG 21-2008
Sample only — not a preview of GB/T 5070.7-2002
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