Testing, standardized

We are confident that any user of this combined evaluation technique, as well as the development of future test standards for manual ultrasonic testing will benefit from this result, because it allows a greater flexibility in the applicable method without loosing reliability. Often an expensive production of a reference block can be avoided and therefore testing costs are reduced. Since all calculations are performed by a PC, the operator can fully concentrate on his most important duty scanning the workpiece and observing the A-scan. Additional time will be saved for the test documentation, since all testing results are stored in the instrument s memory (the PC s hard drive) with full link to the Software World (Microsoft Word, Excel, etc.). 

Fire Test Standards, American Society for Testing and Materials (ASTM), Philadelphia, Pa., 1990. 

Basic taste Test standard CAS Registry Number Wt % in water... 

H. Berger, Non-destructive Testing Standards—-M Review, ASTM STP 624, ASTM, Philadelphia, Pa., 1977. 

Wind Resistance. Asphalt shingles are certified to wind performance test standards on a continuous basis through independent third-party testing laboratories. Shingles that have passed the standard wind performance requirements, such as ASTM D3161, Standard Test Method for Wind Resistance for Asphalt Shingles, are identified by labels from the testing laboratory with whom they are in compliance. 

Example 2 Calculation of Error with Doubled Sample Weight Repeated measurements from a lot of anhydrous alumina for loss on ignition established test standard error of 0.15 percent for sample weight of 500 grams, noting V is the square of s.e. Calculation of variance V and s.e. for a 1000 gram sample is... 

Property Test standard DIN Unit ABS ASA High-impact PMMA High-impact PMMA pmma ... 

Thomas (1998) presents an overview of the contents of the CEN standard and comparison of it with other existing test standards. 

There is a need to have all accepted test standards require that deflagration testing he done with a restricted outlet. More research is needed to evaluate the effect of restriction size and location on flame arrester effectiveness. Not all test standards require this for deflagration testing. This is important since protected side restrictions severely reduce flame arrester capability. 

Bansal, P. K., and Kruger, R. (1995), Test Standards for Household Refrigerators and Freezers I Preliminary Comparison. InternadonsI Journal of Refrigeratinn lS(l) 4-20... 

Water permeability is tested by transmission permeation tests, standard test ASTM E 96 being widely used. The water which permeates is absorbed in a desiccant and its weight—or alternatively, the loss of weight of the water supply from a container (or permeation cup ) sealed by the sheet test sample—is determined. The same procedure is applied for the transmission of volatile liquids in standard ISO 6179 (BS 903 A46)—see Eigure 23.7. 

ConsumerLab.com is an independent testing company that evaluates whether certain dietary supplements have met their standardization claims. Dietary supplements that have been tested include herbs (ginkgo, saw palmetto, ginseng), vitamins (vitamin C), and others (glucosamine, chondroitin, SAMe). Products that meet the German testing standards are published at the ConsumerLab.com website [33]. 

Spent foundry sand is thought of as a beneficial substitute for fine sand for use in portland cement concrete. Prior to acceptance of inclusion, test standards applied on conventional fine sand shall be referred to as the standards for spent foundry sand to compare the physical properties of conventional sand and spent foundry sand. The most important parameters are particle size distribution, fineness modulus, dust content, density, organics content, deleterious materials content, and grain shape. Although no spent foundry sand satisfies all of the specifications, foundry sand can be blended with conventional sand to be incorporated into the concrete matrix. The replacing ratio normally starts at one-third. 

Pesticide mutagenic activities are usually ascertained much later than the inception of active use in agriculture and forestry [3]. This is because pesticide-producing companies are not interested in detecting mutagenic affects in their products, and do not conduct the long, expensive, comprehensive research needed to do so. In the best case, they comply with the prescribed health test standards for mutagenic activities in new pesticides - which normally use only three test systems (as is done, for example, in the USA). 

Oakland, B.G., Schabacker, D.J., Dodd, R.B., and Ross, R.H. (1992b) The evaluation of protective clothing as chemical barriers for mixer/loaders and applicators in agricultural field tests designed to meet FIFRA GLP testing standards, in Performance of Protective Clothing, Vol. 4, McBriarty, J.P and Henry, N.W., Eds., ASTM STP 1133, American Society for Testing and Materials, Philadelphia, PA, pp. 481-495. 

Protocol The reaction mixtures to test standard, cap-dependent translation or to compare cap-dependent and cap-independent translation are identical to those described previously, except the universal 027p(A) or 027IF2Cp(A) mRNAs used to program translation are subjected to transcriptional precapping (see previous). 

Standards provide a base for a uniform system of accepted performance such as those found in engineering practice standards, material standards, and test standards. Hydrogen standards are typically written under a consensus process by technical committees (TC) representing a cross section of interested parties and issued in the United States, for example, by organizations such as the American Society of Mechanical Engineers (ASME) for pressure vessels, pipelines, and piping the Compressed Gas Association (CGA) for pressure vessel operation and maintenance and the Underwriters Laboratories (UL) for product certification. 

One critical factor that affects the heat release rate is the availability of air. The furnace has to be designed so that many requirements can be met simultaneously (a) time-temperature curve of ASTM E—119, (b) adequate air supply, and (c) pressure requirement inside the furnace. To incorporate the heat release rate measurement into the ASTM E-119 standard, specifications must be made to address these three criteria. If these criteria can be agreed upon, the heat release rate measurement should be made a part of the existing test standard. 

Factory Mutual Research Corporation, Specification Testing Standard for Less Flammable. Class Number 3972, Norwood, MA, May 1989. 

The RA 25 group have begun the task given by CEN/TC127 (resolution 6 /6/) of preparing the text of a reference document on a three part method of test standard for wall and ceiling linings. 

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