ASTM C927 PDF

Standard. Standard number, ASTM-C ; ASTM-C Title, Standard Test Method for Lead and Cadmium Extracted from the Lip and. Find the most up-to-date version of ASTM C at Engineering Northern Testhouse Leicester in the UK is accredited for BS testing (EU), ASTM C and ASTM C (US).

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Significance and Use The heavy metals, lead and cadmium, are known to cause serious health effects in man if consumed in excess.

ASTM c 玻璃杯上釉陶瓷边缘的铅,镉检测方法_百度文库

Record the volume of solution used. Use the operating conditions as speci? Originally approved in Preparation of Standards The analyst should determine whether the acetic acid leaching is noticeably below the mm mark before removing the article. Unless c92 indicated, it is intended that all reagents shall conform to the speci?

Nails, Spikes, and Staples. Summary of Test Method 4. Historical Version s – view previous versions of standard.

Mark each article, in a nondecorated area if possible20 mm below the rim on the outside. If the sample leaching solution contains more than 2?

Record the internal volume of each article in millilitres by? This test method is specific for lead and cadmium.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Precision and Bias Current edition approved Oct. Please login to your authorized staff account to use this feature.

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It is, therefore, important to measure the amount that may be extracted from an area of the glass drinking vessel in contact with the lip. No items in cart. Mark each unit 7 mm below the rim. Land Use and Development. FORMAT Single User Subscription Site License Subscription BOOKS All Books PACKAGES All Packages EDITION to PUBLISHER.

Note 1 — For additional information see Test Method C Register for a trial account. There were no books found for the applied search filters.

ASTM C927 – 80(2014)

Last previous edition C – 80 Are you sure you want to empty the cart? Determine lead from a standard curve of absorbance against? Even though the amount of lead and cadmium extracted asym this test method is in no way representative of the amount of the metals extracted by actual lip contact, the relative magnitude of metals extracted from one test specimen in relation to another test specimen provides an effective tool for discrimination.

Results are reported as micrograms per millilitre ppm extracted relative to the internal volume of the glass article. Users of asttm 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. ICS Number Code NOTE 3—Electrodeless discharge lamps may be substituted for hollow cathode lamps. Then rinse adtm tap water followed by distilled water followed by air drying.

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It is the responsibility of the user of this standard to establish appropriate safety and health asfm and determine the applicability of regulatory limitations prior to use. NOTE 4—The internal volume of the article expressed in millilitres of water closely approximates its weight in grams.

ASTM-C, –

The procedure of extraction may be expected to accelerate the release of lead from the glaze and to serve, therefore, as a severe test that is unlikely to be matched under the actual conditions of usage of such ceramic tile. Cover the astmm containers, if possible, to prevent evaporation and to protect them from contamination.

Remove the article after the h leaching period and determine the lead and cadmium by atomic absorption. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? This test method is specific for lead and cadmium. Enter your account email address to request a password reset: