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ASTM D1218 for Refractive Index and Refractive Dispersion of Hydrocarbon Liquids
ASTM D1218 for Refractive Index and Refractive Dispersion of Hydrocarbon Liquids4. Summary of Test Method4.1 The refractive index is measured using a high-resolution refractometer of an optical-mechanical or automatic digital type with the prism temperature accurately controlled. The instrument principle ...
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ASTM D1218 for Refractive Index and Refractive Dispersion of Hydrocarbon Liquids
ASTM D1218 for Refractive Index and Refractive Dispersion of Hydrocarbon Liquids1. Scope1.1 This test method covers the measurement of refractive index, accurate to four decimal places or better, of transparent and light-colored hydrocarbons in the range of 1.3300 to 1.5000 at temperatures from 20 to ...
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ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline
ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline9. Report9.1 The type and number of reports to ensure conformance with the requirements of this specification shall be mutually agreed to by the purchaser and the supplier of the unleaded aviation gasoline.10. Test Methods10.1 ...
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ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline
ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline5. Materials and Manufacture5.1 Unleaded aviation gasoline, except as otherwise specified in this specification, shall consist of blends of refined hydrocarbons derived from crude petroleum, natural gasoline, or blends, thereof, ...
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ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline
ASTM D7547 Standard Specification for Hydrocarbon Unleaded Aviation Gasoline1. Scope1.1 This specification covers formulating specifications for purchases of aviation gasoline under contract and is intended primarily for use by purchasing agencies.1.2 This specification defines a specific type of aviation ...
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METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY
METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHYGeneral process
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METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY
METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY9.0 METHOD PERFORMANCE9.1 The MDL is defined in Chapter One. The MDLs for Aroclors vary in the range of 0.054 to 0.90 µg/L in water and 57 to 70 µg/kg in soils, with the higher MDLs for the more heavily chlorinated Aroclors. Estimated ...
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METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY
METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY8.0 QUALITY CONTROL8.1 Refer to Chapter One and Method 8000 for specific quality control (QC) procedures. Quality control procedures to ensure the proper operation of the various sample preparation techniques can be found in Method 3500. ...
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METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY
METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY7.0 PROCEDURE7.1 Sample extraction7.1.1 Refer to Chapter Two and Method 3500 for guidance in choosing the appropriate extraction procedure. In general, water samples are extracted at a neutral pH with methylene chloride using a separatory ...
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METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY
METHOD 8082 POLYCHLORINATED BIPHENYLS (PCBs) BY GAS CHROMATOGRAPHY6.0 SAMPLE COLLECTION, PRESERVATION, AND HANDLING6.1 See Chapter Four, Organic Analytes for sample collection and preservation instructions.6.2 Extracts must be stored under refrigeration in the dark and analyzed within 40 days of extraction.
