ASTM D6584
Standard Test Method for Determination of Total Monoglycerides, Total Diglycerides, Total Triglycerides, and Free and Total Glycerin in B-100 Biodiesel Methyl Esters by Gas Chromatography
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About This Item
ASTM D6584 is a test method for determining total monoglycerides, total diglycerides, total triglycerides, and free and total glycerin in B-100 biodiesel methyl esters by gas chromatography. It provides a focused way to evaluate key composition-related properties that can affect fuel quality and consistency. By supporting accurate analytical testing, ASTM D6584 helps laboratories, producers, and buyers assess whether biodiesel methyl esters meet expected specifications and product requirements.
ASTM D6584 standard overview
This ASTM standard defines a gas chromatographic test method for measuring glycerin-related compounds and glycerides in B-100 biodiesel methyl esters. Its technical value lies in giving a consistent approach to identifying and quantifying constituents that are commonly monitored in biodiesel quality control. ASTM D6584 is especially relevant where analytical results must be comparable across laboratories, production batches, and procurement decisions. The standard supports clear testing practice for product evaluation and conformance-related review.
Where is ASTM D6584 used?
ASTM D6584 is commonly used in biodiesel testing laboratories, production quality control programs, and supplier verification workflows for B-100 biodiesel methyl esters. It is relevant when gas chromatography is used to measure free glycerin, total glycerin, and associated mono-, di-, and triglycerides. These measurements are often part of routine analytical checks before material release, acceptance testing, or internal quality review. The standard is most useful wherever biodiesel composition needs to be documented with repeatable laboratory methods.
Practical importance of ASTM D6584
In practice, ASTM D6584 helps support consistent quality control by giving a recognized method for tracking compounds that may signal incomplete conversion or product variation. Reliable results can reduce uncertainty in purchasing, production oversight, and compliance-related testing. For biodiesel stakeholders, the standard offers a practical reference for evaluating composition, comparing lots, and supporting technical documentation. It also helps labs align test reporting with a common ASTM method.
- Gas chromatography-based biodiesel analysis
- Monoglycerides, diglycerides, and triglycerides
- Free and total glycerin measurement
- B-100 biodiesel methyl ester testing
- Quality control and conformance support
- Publication Date: 2023-01-24
- Publisher: ASTM
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