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eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2015
ISBN: 978-0-8031-7611-9
... various industry standards for fungus resistance performance to suggest making new test methods for the construction sealant industry. sealant biocide anti fungus sanitary leaching silicone DURABILITY OF BUILDING AND CONSTRUCTION SEALANTS AND ADHESIVES: 5TH VOLUME 197 STP 1583, 2015...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2013
ISBN: 978-0-8031-7544-0
... granular formulations were tested for the release of AI, and the results showed differences among the formulations. For both elution systems, repeated and single, a higher concentration of terbufos was found in water leached from granule A than from granules B and C. The difference may be attributed...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2010
ISBN: 978-0-8031-7504-4
... and reduce leaching of heavy metals of two cement-stabilized marine harbor sediments from the cities of Bergen and Hammer-fest, Norway. The deployed amendments comprised granulated blast furnace slag (Merit®), cement kiln dust, fly ash, gypsum, sand, iron sulfide, and microsilica. The use of amendments...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2006
ISBN-10: 0-8031-3408-8
ISBN: 978-0-8031-3408-9
... that it can be the most suitable option to solve that problem of the PSF. GSF uses the naturally occurring iron to remove arsenic by coprecipitation. In this process it produces arsenic rich iron sludge. Disposal of this sludge to the nature may pose a risk of secondary contamination to the stratum. Leaching...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2004
ISBN-10: 0-8031-3480-0
ISBN: 978-0-8031-3480-5
.... Environmental aspects of using biocides, efficacy of active ingredients, and appropriate test methods to be used in order to assess ultimate performance and predict service-life durability under various weathering conditions (underwater leaching, UV exposure, outdoor) are all important aspects that require...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2003
ISBN-10: 0-8031-3453-3
ISBN: 978-0-8031-3453-9
... the effect of a leaching-inhibiting adjuvant on herbicide efficacy. Several adjuvants at 5 mL L -1 significantly enhanced the control of barnyardgrass (Echinochloa crus-galli (L.) Beauv.) by diuron. Organosilicone based adjuvants were more effective than other adjuvants with Kinetic being the most...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2855-X
ISBN: 978-0-8031-2855-2
... The purpose of this paper is (1) to review the current Japanese status on the contamination of sediments, (2) to evaluate the leaching characteristics from cement stabilized sludge containing heavy metals, and (3) to discuss some factors affecting the leaching characteristics. Waste sludge...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... leaching electric arc furnace dust laboratory test methods field test Julia A. Stegemann*, Robert J. Caldwell I and Caijun Shi I FIELD VALIDATION STATUS REPORT OF TEST METHODS FOR SOLIDIFIED WASTE EVALUATION -A REFERENCE: Stegemann, J. A., Caldwell, R. J., and Shi, C., "Field Validation of Test...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... The leaching behavior of sodium nitrate salts (simulating wastes from the Hanford single-shell tanks) encapsulated in polyethylene was investigated. These wastes are sufficiently radioactive that they may be self-heating. Laboratory scale waste forms prepared for leach tests were mixtures...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... and U.S. EPA research addressing these issues. solidified/stabilized leaching chemical/physical weathering contaminant speciation durability Diana R. Kirk I SUMMARY OF U.S. EPA RESEARCH ON SOLIDIFIED/STABILIZED WASTE FORM LONG-TERM DURABILITY REFERENCE: Kirk, D. R., "Summary of U.S. EPA...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... One of the fundamental requirements for assessing the suitability of cement-based Stabilization/Solidification as a method for the safe disposal of hazardous materials is the manner in which they will release contaminants over an extended period of time. In this paper the leaching of a synthetic...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... This work investigates the physical property changes of cement-based waste forms before and after leaching in acetic acid solutions. Specimens were prepared in the laboratory with a Type I Portland cement and synthetic metal sludges. The physical properties (water content, densities...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... A method has been developed which uses ultrasonic cavitation to accelerate batch leaching tests. Batch leaching tests, in which attainment of an equilibrium between the solid sample and liquid leachant is desired, usually involve particle size reduction and mixing to hasten mass transfer...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... considered for treatment. solidification/stabilization metals contamination leaching Patricia M. Erickson I, and Edwin F. Barth 2 EVALUATION OF CONTAMINANT LEACHABILITY FACTORS BY COMPARISON OF TREATABXLXTY STUDY DATA FOR MULTXPLE SOLXDXFXED/STABXLIZED MATERIALS REFERENCE: Erickson, P. M...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... and summarizes the status of S/S processes to assist users and reviewers in their selection, planning, and application of S/S technology. stabilization solidification leaching binders technology screening Toxicity Characteristic Leaching Procedure (TCLP) J e f f r e y L. Means I, Lawrence A. Smith...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... formulations were comparatively tested using leaching (TCLP) and total analysis (TCA) methods. TCLP reduction levels illustrated the effectiveness of the stabilization treatment on a wide variety of low level organics in contaminated soil, with the proper selection of stabilization admixtures. A specially...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... Leaching of cement-based waste forms in acetic acid solutions with different acidic strengths has been investigated in this work. The examination of the morphology and pH profile along the acid penetration route by an optical microscope and various pH color indicators is reported. A clear-cut...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... with the cementitious additives so that the normal products of hydration are no longer produced. A solidified material is, however, still formed, and ettringite is the main crytalline product. The degree of chemical containment has been determined by completing single extraction batch leach tests under increasingly...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... metastable equilibrium conditions in the synthetic wasteform and about possible immobilization mechanisms. Leaching behavior of crushed samples over a wide pH range also provided information about leach resistance and possible binding mechanisms. solidification/stabilization leaching cadmium...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1996
ISBN-10: 0-8031-2020-6
ISBN: 978-0-8031-2020-4
... of their chemical differences on paste properties and metal stabilization. Fresh pastes were tested for workability, initial setting times, and heats of hydration. Hardened pastes were tested for strength and leachability by both TCLP and column leaching with acetic acid. Initial setting times for pastes were...