ASTM-D4754 Historical Revision Information
Standard Test Method for Two-Sided Liquid Extraction of Plastic Materials Using FDA Migration Cell

ASTM-D4754 - 1993 EDITION - SUPERSEDED
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Standard Test Method for Two-Sided Liquid Extraction of Plastic Materials Using FDA Migration Cell
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Scope

1.1 This test method covers the use of the FDA migration cell in the extraction of components and permits quantitation of individual migrants from plastic materials by suitable extracting liquids, including liquid foods and food-stimulating solvents.

1.2 This test method provides a two-sided, liquid extraction test for plastic materials that can be formed into film, sheet, or disks.

1.3 This test method has been applied to a variety of migrant/polymer systems in contact with numerous foods and food simulants. Though most of the migrants examined were radiolabeled, the use of the FDA cell has been validated for migration studies of unlabeled sytrene from polystyrene.

1.4 This test method has been shown to yield reproducible results under the conditions for migration tests requested by the FDA. However, if the data is to be submitted to the FDA, it is suggested that their guidelines be consulted.

1.5 Because it employs two-sided extraction, this test method may not be suitable for multi-layered plastics intended for single-sided food contact use.

1.6 The size of the FDA migration cell as described may preclude its use in determining total nonvolatile extractives in some cases.

Note 1-For more information, see Practice D1898, the AOAC Methods of Analysis on Flexible Barrier Materials Exposed for Extraction, and the 1988 FDA Guidelines for Chemistry and Technology.

1.7 Analytical procedures must be available to quantitate the migrant(s) generated by this test method.

1.8 The values stated in SI units are to be regarded as the standard.

1.9 This standard does not purport to address all of the safety problems, if any, associated with its 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. Specific hazards statements are given in Section 8.

Note 2-There is no similar or equivalent ISO standard.

Keywords

Component extraction; Extraction methods; FDA migration cell; Food simulating solvents; Glass-beads; Heating tests-plast; Liquid extraction; Migrant polymer systems; Plastic discs; Plast (general); Solvents; Solvents-extraction; Two-sided extraction; two-sided liquid extraction of plastic materials, using FDA migration; cell, test

To find similar documents by ASTM Volume:

08.02 (Plastics (II): D3222 - D5083)

08.03 (Plastics (III): D5117 - latest; Reinforced Plastic Piping Systems and Chemical Equipment; Plastic Building Products)

To find similar documents by classification:

83.080.01 (Plastics in general)

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Document Number

ASTM-D4754-93

Revision Level

1993 EDITION

Status

Superseded

Modification Type

Revision

Publication Date

Feb. 15, 1993

Document Type

Test Method

Page Count

4 pages

Committee Number

D20.70