Home > Classroom
- ASTM E2412 Condition Monitoring of In-Service Lubricants by Trend Analysis ASTM E2412 Condition Monitoring of In-Service Lubricants by Trend AnalysisASTM E2412 Standard Practice for Condition Monitoring of In-Service Lubricants by Trend Analysis Using Fourier Transform Infrared (FT-IR) Spectrometry1. Scope1.1 This practice covers the use of FT-IR in monitoring additive depletion, ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry13. Report13.1 Report the average value of the two runs, rounded to the nearest 1 µg/kg.14. Quality Control (QC)14.1 Confirm the performance of the instrument or the test procedure by analyzing a QC sample ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry11. Procedure11.1 Set the spectrometer at a wavelength of 324.8 nm and a slit width of typically 0.7 nm. Align the hollow cathode lamp and furnace assembly to obtain maximum transmittance.11.2 Condition ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry10. Calibration and Standardization10.1 Preparation of Standards:10.1.1 Nominal 1 mg/kg Intermediate Stock Standard - Accurately weigh a nominal 0.50 g of the 100 mg/kg stock organo-metallic standard into ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry7. Apparatus7.1 Atomic Absorption Spectrometer - An atomic absorption spectrometer with the capability of setting the wavelength at 324.8 nm, setting the slit width at typically 0.7 nm, and using peak area ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry4. Summary of Test Method4.1 The graphite furnace is aligned in the light path of the atomic absorption spectrometer equipped with background correction. An aliquot (typically 10 µL) of the sample is pipetted ...
- ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absor ASTM D6732 Determination of Copper in Jet Fuels by Graphite Furnace Atomic Absorption Spectrometry1. Scope1.1 This test method covers the determination of copper in jet fuels in the range of 5 to 100 µg/kg using graphite furnace atomic absorption spectrometry. Copper contents above 100 µg/kg may be ...
- ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas Chromatography13. Report13.1 Report the following information:13.1.1 The temperature to the nearest 0.5°C (1°F) at the IBP and at 1 % intervals, and13.1.2 The total residue above 538°C to the nearest 0.1 %.14. Precision ...
- ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas Chromatography11. Procedure11.1 Baseline Compensation Analysis - To compensate for baseline drift and signal offset, subtract an area slice profile of a blank run from the sample run to obtain corrected area slices. This ...
- ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas ASTM D5307 Determination of Boiling Range Distribution of Crude Petroleum by Gas Chromatography10. System Performance10.1 Resolution - Analyze an aliquot of the column resolution test mixture (see 7.7) utilizing identical conditions as used in the analysis of samples. The resolution of n-C16 and n-C18n-paraffin ...