ASTM D4045
Standard Test Method for Sulfur in Petroleum Products by Hydrogenolysis and Rateometric Colorimetry
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About This Item
ASTM D4045 is the ASTM standard for determining sulfur in petroleum products by hydrogenolysis and rateometric colorimetry. It provides a structured test method for measuring sulfur content in petroleum-based materials where accurate sulfur data is important for product evaluation, compliance, and quality control. As a technical document, it helps users apply a consistent laboratory approach to sulfur analysis and supports more reliable decisions in procurement, specification review, and routine testing.
Overview of ASTM D4045
The Standard Test Method for Sulfur in Petroleum Products by Hydrogenolysis and Rateometric Colorimetry describes an analytical procedure focused on sulfur measurement in petroleum products. ASTM D4045 is used as a reference for laboratories that need a repeatable method tied to a recognized standard. Its title indicates a chemistry-based test that combines hydrogenolysis with rateometric colorimetry, making it relevant wherever sulfur content must be assessed with controlled laboratory practices and documented results.
Common use cases of ASTM D4045
This standard is commonly used in laboratory testing environments handling petroleum products that require sulfur determination. It may support incoming material checks, batch release testing, and specification verification for fuels and related petroleum materials. ASTM D4045 is also useful in workflows where sulfur results are needed for internal quality control, supplier comparison, or technical review. Because it is a test method standard, it is typically applied alongside broader testing programs and reporting requirements.
Benefits of using ASTM D4045
Using ASTM D4045 helps promote consistency in sulfur testing and reduces uncertainty when comparing results across laboratories or production lots. It supports compliance efforts by providing a recognized method for measurement and documentation. For procurement and quality teams, the standard can improve confidence in product evaluations and specification checks. It also helps reduce risk by giving users a clear, repeatable technical basis for sulfur analysis in petroleum products.
- Hydrogenolysis-based sulfur determination
- Rateometric colorimetric measurement approach
- Petroleum product testing reference
- Quality control and specification support
- Laboratory consistency and reporting
- Publication Date: 2025-07-15
- Publisher: ASTM
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