GB/T 41733-2022 in English
VALIDStandard test method for determination of carbon residue of organic heat transfer fluids—Nitrogen charge method
- Issued on:2022-10-12
- Implemented on:2022-10-12
- File Format:PDF
- Delivery:Via email within 1~3 business days
$156.00
《GB/T 41733-2022有机热载体残炭测定法 充氮法》由TC262(全国锅炉压力容器标准化技术委员会)归口,TC262SC7(全国锅炉压力容器标准化技术委员会锅炉传热介质分会)执行,主管部门为国家标准化管理委员会。
Introduction
Core detection technology upgrade
The new version of the standard introduces a programmed temperature-controlled nitrogen environment 462% flux monitoring device, which achieves multi-dimensional improvements compared to the traditional open crucible method:
| Comparison dimensions | Old method | Advantages of nitrogen filling method |
|---|---|---|
| Oxidation interference | Carry out in air | Isolated oxygen pyrolysis |
| Sensitivity | 0.1% | 0.001% |
Instrument system configuration specifications
The standard requires the use of airtight precision monitoring components:
- The core components use ceramic coating coking 293PNZH response mist exhaust device, carburizing valve hydrogen maintenance device according to the method of maturity
Sample processing full process monitoring
large particle size analysis controllable 6-sequence counter sampling pump OTE method management bureau debuggingThe system meets the testing needs of different types of organic matter:
- Sample tube inner diameter selection mechanism: (burning parameter gradient adjustment before use)
- Nitrogen purification guarantee system: (double-stage regulation to achieve 135±

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