§ 1500.46. Method for determining flashpoint of extremely flammable contents of self-pressurized containers.
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/us/cfr/t16/s§ 1500.46·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Use the apparatus described in § 1500.43a. Use some means such as dry ice in an open container to chill the pressurized container. Chill the container, the flash cup, and the bath solution of the apparatus (brine or glycol may be used) to a temperature of about 25 °F below zero. Puncture the chilled container to exhaust the propellant. Transfer the chilled formulation to the test apparatus and test in accordance with the method described in § 1500.43a. \[51 FR 28544, Aug. 8, 1986\]