§261.22. Characteristic of corrosivity.
40 C.F.R. § 261.22
A solid waste exhibits the characteristic of corrosivity if a representative sample of the waste has either of the following properties:
It is aqueous and has a pH less than or equal to 2 or greater than or equal to 12.5, as determined by a pH meter using Method 9040C in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” EPA Publication SW-846, as incorporated by reference in § 260.11 of this chapter.
It is a liquid and corrodes steel (SAE 1020) at a rate greater than 6.35 mm (0.250 inch) per year at a test temperature of 55 °C (130 °F) as determined by Method 1110A in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” EPA Publication SW-846, and as incorporated by reference in § 260.11 of this chapter.
A solid waste that exhibits the characteristic of corrosivity has the EPA Hazardous Waste Number of D002.
Notes, amendments, and revision history
Amendments
[45 FR 33119, May 19, 1980, as amended at 46 FR 35247, July 7, 1981; 55 FR 22684, June 1, 1990; 58 FR 46049, Aug. 31, 1993; 70 FR 34561, June 14, 2005]
Authority
Authority: 42 U.S.C. 6905, 6912(a), 6921, 6922, 6924(y) and 6938.
Source
Source: 45 FR 33119, May 19, 1980, unless otherwise noted.
Amendments
[45 FR 33119, May 19, 1980, as amended at 46 FR 35247, July 7, 1981; 55 FR 22684, June 1, 1990; 58 FR 46049, Aug. 31, 1993; 70 FR 34561, June 14, 2005]