WK36223 Revision of F331 - 05 Standard Test Method for Nonvolatile Residue of Solvent Extract from Aerospace Components (Using Flash Evaporator)

1. Rationale

Ballot Rationale Document is overdue for review and action. Recommend deleting trichlorotrifluoroethane which is being discontinued for use from note 8: NOTE 8Lower pressure ranges are recommended for solvents such as heptane, acetone, and mixtures of trichloroethane/ethanol or cyclohexane/isopropyl alcohol than for solvents such as straight isopropyl alcohol or ethyl acetate/cyclohexane mixture.

Keywords

extractable content; flash evaporator; molecular contamination; nonvolatile residue; NVR; solvent;

Citing ASTM Standards

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ASTM WK36223

Work Item: ASTM WK36223 - Revision of F331 - 05 Standard Test Method for Nonvolatile Residue of Solvent Extract from Aerospace Components (Using Flash Evaporator)