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ASTM D7620 Standard Test Method for Determination of Total Sulfur in Liquid Hydr
ASTM D7620 Standard Test Method for Determination of Total Sulfur in Liquid Hydrocarbon Based Fuels by Continuous Injection, Air Oxidation and Ultraviolet Fluorescence Detection4. Summary of Test Method4.1 A small, very controlled flow of hydrocarbon sample is continuously injected during measurement. ...
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ASTM D7620 Standard Test Method for Determination of Total Sulfur in Liquid Hydr
ASTM D7620 Standard Test Method for Determination of Total Sulfur in Liquid Hydrocarbon Based Fuels by Continuous Injection, Air Oxidation and Ultraviolet Fluorescence Detection1. Scope1.1 This test method covers the determination of total sulfur in liquid hydrocarbon based fuel with a final boiling ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)17. Report17.1 Report mg/kg to two to three significant figures for the elements determined by this test method. State that these analyses were done by Test Method ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)14. Procedure14.1 Analysis - Analyze the test specimen solutions in the same manner as the calibration standards (that is, same integration time, background correction ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)9. Sampling9.1 It is critical that a representative sample be obtained for analysis from the bulk material. Maintaining compositional integrity of these samples ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)7. Apparatus7.1 Balance - Top loading or analytical, with automatic tare, capable of weighing to 0.001 or 0.0001 g, with sufficient capacity to weigh prepared ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)4. Summary of Test Method4.1 This test method usually requires several minutes per sample. A weighed portion of a thoroughly homogenized crude oil is diluted ...
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ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using In
ASTM D7691 Standard Test Method for Multielement Analysis of Crude Oils Using Inductively Coupled Plasma Atomic Emission Spectrometry (ICP-AES)1. Scope1.1 This test method covers the determination of several elements (including iron, nickel, sulfur, and vanadium) occurring in crude oils.1.2 For analysis ...
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ASTM D7876 Standard Practice for Practice for Sample Decomposition Using Microwa
ASTM D7876 Standard Practice for Practice for Sample Decomposition Using Microwave Heating (With or Without Prior Ashing) for Atomic Spectroscopic Elemental Determination in Petroleum Products and Lubricants9. Analysis9.1 Preparation of Ash or Sulfated Ash:9.1.1 If petroleum product or lubricant samples ...
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ASTM D7876 Standard Practice for Practice for Sample Decomposition Using Microwa
ASTM D7876 Standard Practice for Practice for Sample Decomposition Using Microwave Heating (With or Without Prior Ashing) for Atomic Spectroscopic Elemental Determination in Petroleum Products and Lubricants6. Apparatus6.1 Analytical Balance, capable of weighing to 0.001 g or 0.0001 g, capacity of 150 ...
