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ASTM D4 Standard Test Method for Bitumen Content
ASTM D4 Standard Test Method for Bitumen Content8. Procedure No. 28.1 Weigh approximately 2 g of the sample into a tared 50-mL beaker. Add to the beaker about 0.5 g, weighed to the nearest 0.001 g, of freshly dried CAFA. Cover with about 25 mL of carbon disulfide and stir the filter aid into the liquid. ...
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ASTM D4 Standard Test Method for Bitumen Content
ASTM D4 Standard Test Method for Bitumen Content7. Procedure No. 17.1 Weigh approximately 2 g of the sample (size sample to obtain 0.1 to 0.3 g of insoluble matter) into a tared 150-mL beaker and add 100 mL of carbon disulfide to the beaker in small portions, with continuous agitation, until all lumps ...
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ASTM D4 Standard Test Method for Bitumen Content
ASTM D4 Standard Test Method for Bitumen Content3. Apparatus, Reagents, and Materials3.1 Filtering Crucible, porcelain, high-form, 25 to 40-mL capacity, with fjine-porosity bottom, 7-µm maximum porosity.3.2 Celite Analytical Filter Aid (CAFA), dried to constant mass at 105°C and stored in a tightly ...
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ASTM D4 Standard Test Method for Bitumen Content
ASTM D4 Standard Test Method for Bitumen Content1. Scope1.1 This test method covers the determination of bitumen content in materials containing at least 25 % bitumen. Bitumen content may usually be expeditiously and accurately determined by Procedure No. 1, Section 7. However, some bituminous materials ...
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography26. Keywords26.1 aromatics in mineral spirits; ethylbenzene in mineral spirits; gas chromatography (GC); mineral spirits
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas ChromatographyTEST METHOD C - ETHYLBENZENE AND TOTAL AROMATICS CONTENTS BY MEANS OF A SINGLE CAPILLARY COLUMN GAS CHROMATOGRAPHIC ANALYSIS18. Apparatus18.1 Gas Chromatograph - Any gas chromatograph equipped with a split/splitless capillary injector ...
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas ChromatographyTEST METHOD B - ETHYLBENZENE CONTENT BY MEANS OF A RAPID PACKED COLUMN GAS CHROMATOGRAPHIC ANALYSIS12. Apparatus12.1 Chromatograph - Any gas chromatographic instrument complying with the sensitivity described in 5.1, and equipped ...
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas ChromatographyTEST METHOD A - ETHYLBENZENE AND TOTAL AROMATICS CONTENTS BY MEANS OF A SINGLE PACKED COLUMN GAS CHROMATOGRAPHIC ANALYSIS5. Apparatus5.1 Chromatograph, any gas chromatographic instrument that has the following performance and characteristics:5.1.1 ...
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography3. Summary of Test Methods3.1 The material, with an internal standard, is introduced into a gas chromatographic column containing a strongly polar liquid phase. The polar phase has very little affinity for saturated and olefinic ...
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ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography
ASTM D3257 Methods for Aromatics in Mineral Spirits by Gas Chromatography1. Scope1.1 These test methods cover the determination of ethylbenzene and total eight-carbon (C8) and heavier aromatics in the concentration range from 0.1 to 30 % in mineral spirits having a distillation range from 149 to 210°C ...
