Liquefied natural gas (LNG) custody transfer operations require a high level of accuracy and transparency to ensure fair commercial transactions. Precise measurement of quantity and verification of quality are essential to determine the true energy value of LNG deliveries and to avoid financial discrepancies.
In Egypt, LNG inspection services play a critical role in supporting reliable custody transfer by ensuring that both quantity and quality are accurately measured in line with international standards.
Why LNG inspection is essential in custody transfer
LNG is traded based on its energy content, not only its volume. Any deviation in measurement or composition can lead to significant commercial impact.
Independent inspection helps ensure that all parties involved in the transaction have confidence in the results, supporting transparency and reducing the risk of disputes.
Key elements of LNG inspection
LNG inspection during custody transfer focuses on several critical parameters:
- Quantity determination
- Using advanced tank gauging systems, temperature measurements and density calculations to accurately determine the volume of LNG transferred
- Energy and density calculation
- Converting measured volume into energy values based on density and calorific properties to ensure accurate billing and reporting
- Quality verification
- Analyzing LNG composition, including methane content, nitrogen levels, calorific value and the presence of impurities
- Compliance with international standards
- Ensuring all measurements and procedures are aligned with recognized international LNG standards and best practices
Ensuring accuracy and confidence in LNG transactions
Accurate LNG inspection supports:
- Transparent and fair custody transfer operations
- Reliable energy-based calculations
- Compliance with contractual and regulatory requirements
- Reduced commercial and operational risk
Why SGS in Egypt
With global expertise and strong local presence, SGS provides independent LNG inspection services that support accurate quantity and quality determination in custody transfer operations.
Through trusted testing, inspection and verification services, SGS helps organizations ensure compliance, minimize risk and maintain confidence in every LNG transaction.
To learn more about how we can support your LNG custody transfer operations, please complete our online enquiry form and our team will contact you.
About SGS
SGS is the world’s leading Testing, Inspection and Certification company. We operate a network of over 2,500 laboratories and business facilities across 115 countries, supported by a team of over 100,000 dedicated professionals. With more than 145 years of service excellence, we combine the precision and accuracy that define Swiss companies to help organizations achieve the highest standards of quality, compliance and sustainability.
Our brand promise – when you need to be sure – underscores our commitment to trust, integrity and reliability, enabling businesses to thrive with confidence. We proudly deliver our expert services through the SGS name and a portfolio of trusted specialized brands, including Applied Technical Services, Brightsight, Bluesign and Nutrasource.
SGS is publicly traded on the SIX Swiss Exchange under the ticker symbol SGSN (ISIN CH1256740924, Reuters SGSN.S, Bloomberg SGSN SW).
9G Ahmed Kamel St. (Off Al Lasilki),
New Maadi, Cairo Governorate, 11728,
Cairo, Egypt



