ASTM E104 PDF

ASTM E104 PDF

E ASTM – Download as PDF File .pdf), Text File .txt) or read online. Norma Control de humedad. Find the most up-to-date version of ASTM E at Engineering Purchase your copy of ASTM E – 02() as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards.

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These solutions should be system used for instrument calibration testing should be freshly prepared on each occasion of use.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. For more specific astmm precautionary information see 1.

Historical Version s – view previous versions of standard Translated Version s: If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

The vent should be as small as practical to A number in parentheses indicates the year of last reapproval. Standard value relative humidity environments are important asmt conditioning materials in shelf-life studies or in the testing of mechanical properties such as dimensional stability and strength. There is also the possibility of corrosive vapors in the atmospheres over the saturated salt solutions.

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It is the 5. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM E() 用水溶液保持恒定相对湿度的标准实施规程 标准

Significant factors include regulation of line voltage, freedom from salt or other deposits from water, temperature and humidity control, and conditions of the electrodes.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

It is recommended that at least three replicates of each material be exposed to allow for statistical evaluation of results. E environmental components for example, carbon dioxide ab- 9. Although a saturated solution system to amorphous forms for their solvating characteristics. Relative humidity is also an important operating variable for the calibration of many species of measuring instruments.

Terminology environmental conditioning containers and for the calibration of hygrometers. Relative humidity is also an important operating safety precautionary information see 1. Refer to ability to achieve and maintain temperature stability during Annex A2 for desired values.

ASTM E104 – 02(2012)

Saturated Salt and Glycerol Solutions. Standard value relative humidity environments are important for r104 materials in shelf-life studies or in the testing of mechanical properties such as dimensional stability and strength. A metal or 9.

Hydrated reagents are often preferred evidenced by free liquid. Reagents and Materials This standard has either been superseded and replaced by a new version or discontinued.

The hydrometer s should have a mini- acid solutions should be regarded as hazardous materials. A superscript epsilon indicates an editorial change since the last revision or reapproval. Refer mum scale division of 0. E sources generated by this practice are equal to the uncertainty Typically, exposures conducted according to this practice will produce degradation faster than similar exposures conducted according to Practice D or D and may cause different types of degradation.

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E ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

ASTM E – 85 Rpdf全文-调研报告-在线文档

There is also the possibility of corrosive vapors in the atmospheres over the saturated salt solutions. Temperature instability of Preparations of Aqueous Solutions 7. Relative humidity is also an important operating variable for the calibration of many species of measuring instruments.

Summary of Practice 1. Individual reprints single or multiple copies of this e10 may be obtained by contacting ASTM at the above address or at phonefaxor service e-mail ; or through the ASTM website. This standard has been approved for use by agencies of the Department of Defense. In actual use, lack of temperature equilibrium relative humidity; equilibrium relative humidity; xstm 0.

The reference document by Greenspan9 contains information 8. There is also the erated using selected aqueous saturated salt solutions or possibility of astmm vapors in the atmospheres over the various strength sulfuric acid-water systems. Refer to Test Method E For more specific safety precautionary information see 1.