49 CFR 172.416 — POISON GAS label.

(a) Except for size and color, the POISON GAS label must be as follows:

(b) In addition to complying with § 172.407, the background on the POISON GAS label and the symbol must be white. The background of the upper diamond must be black and the lower point of the upper diamond must be 14 mm (0.54 inches) above the horizontal center line.