ASTM D7730
Standard Test Method for Determination of Dioctyl Sulfosuccinate in Sea Water by Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
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About This Item
ASTM D7730 is the ASTM standard for determining dioctyl sulfosuccinate in seawater by liquid chromatography/tandem mass spectrometry (LC/MS/MS). It provides a technical approach for identifying and measuring this compound in a marine water matrix, helping users support monitoring, compliance, and analytical consistency. As an ASTM test method, it is intended to guide reliable laboratory practice where trace-level chemical analysis in seawater matters.
Purpose of ASTM D7730
The purpose of ASTM D7730 is to define a standardized test method for the determination of dioctyl sulfosuccinate in seawater using LC/MS/MS. This gives laboratories a common analytical framework for sample handling, separation, detection, and quantification in a challenging saline matrix. By using a recognized ASTM standard, organizations can improve comparability of results across testing programs and reduce uncertainty when evaluating seawater samples for this specific compound.
Common use cases of ASTM D7730
This standard is commonly used in laboratory workflows that analyze seawater for dioctyl sulfosuccinate, especially when precise chemical measurement is needed for monitoring or verification purposes. It may support environmental testing, method validation, or quality control activities involving marine water samples. ASTM D7730 is also relevant for labs using LC/MS/MS instrumentation that need a defensible, repeatable method aligned with a published ASTM test procedure.
Why ASTM D7730 matters
ASTM D7730 matters because it supports consistent measurement of a targeted compound in seawater, which is important for decision-making, reporting, and technical review. A standardized method can help reduce variation between laboratories and improve confidence in test results. For procurement, compliance, and quality programs, having a clear ASTM standard in place makes it easier to specify analytical expectations and compare results using the same methodology.
- Seawater sample analysis
- LC/MS/MS-based quantification
- Standardized laboratory method
- Support for monitoring and verification
- Consistent results for technical reporting
- Publication Date: 2024-05-14
- Publisher: ASTM
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