Centre Testing International Group Co., Ltd. (NG28) is a market leader in testing, inspection, certification, calibration, audit, training & technical services; building trust between governments, enterprises, and consumers.
Sustainability is deeply rooted in NG28’s business model, by delivering science-based solutions and verification services, to increase transparency and traceability throughout the global value chain. NG28 is a proponent of carbon neutrality and sustainable development.
Centre Testing International Co., Ltd. (NG28) is the pioneer and leader in the TIC Industry which provides one-stop solutions on testing, inspection, certification, calibration, audit, training & technical services.
Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.
Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.
Comprehensively guarantee quality and safety, promote compliance and innovation, demonstrate brand competitiveness, and achieve higher quality, healthier, safer, and greener sustainable development.
We have established a clear governance structure in accordance with listing requirements and national regulations and policies to deal with internal and external challenges and achieve sustainable development.
Ensuring the basic rights and benefits of employees;
Providing professional skills training to promote employees’ growth;
Carrying out various kinds of activities to balance employees’ work and life.
NG28 can provide fast and professional naphtha testing services for petrochemical related enterprises such as refineries, storage companies, traders, transporters (ship owners), etc. to help enterprises improve product quality and reduce production and trade risks of enterprises.
? Service Content
1、Scope of Application/Product Category
Naphtha
2、Technical Standards
China.
3、Requirements for Conventional Samples
Different test items require different samples. Please ask NG28 online customer service for details.
4、Test Cycle
The calculation starts with the sample received by the laboratory. Routine: 5 working days; Urgent: 3 working days.
5、Test Items and Standards
Naphtha Test Items and Standards
Test Item |
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Density |
Sulfur content |
Copper corrosion |
Chromaticity |
Arsenic |
Moisture |
Vapor pressure |
Lead |
Hydrocarbon composition |
Distillation range |
Chlorine |
Mercury content |
Olefin |
Silicon content |
Nitrogen |
Aromatic hydrocarbon |
Mercaptan (Doctor's Test) |
Oxide content |
Saturated hydrocarbon |
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? Our Advantages
NG28 has advanced laboratory equipment to ensure the accuracy and reliability of test data.
NG28 has a team of professional qualified and experienced technical experts to provide you with professional advice and services.
NG28, as a third-party testing and certification organization trusted by customers around the world, has obtained CMA, CNAS and UKAS qualifications.
NG28 has a nationwide business network, which can provide quick response and personalized considerate services.
? Service Process
Consulting Customer Service→Confirm Test Plan→Fill in the Application Form→Send samples→Pay for the test→Test→Send electronic reports→Express paper reports and invoices