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§ 66261.22. Characteristic of Corrosivity. 22 CA ADC § 66261.22 BARCLAYS OFFICIAL CALIFORNIA CODE OF REGULATIONS

(a) A waste exhibits the characteristic of corrosivity if representative samples of the waste have any of the following properties: (1) 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 either the EPA test method for pH or an equivalent test method approved by the Department pursuant to section 66260.21. The EPA test method for pH is specified as Method 9040 in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” SW-846, 3rd edition and updates (incorporated by reference, see section 66260.11); (2) 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 the test method specified in NACE Standard TM-01-69 as standardized in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” SW-846, 3rd edition and updates (incorporated by reference, see section 66260.11) or an equivalent test method approved by the Department pursuant to section 66260.21; (3) it is not aqueous and, when mixed with an equivalent weight of water, produces a solution having a pH less than or equal to 2 or greater than or equal to 12.5, as determined by a pH meter using either Method 9040 in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” SW-846, 3rd edition and updates (incorporated by reference, see section 66260.11) or an equivalent test method approved by the Department pursuant to 66260.21; (4) it is not a liquid and, when mixed with an equivalent weight of water, produces a liquid that 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 the test method specified in NACE Standard TM-01-69 as standardized in “Test Methods for Evaluating Solid Waste, Physical/Chemical Methods,” SW-846, 3rd edition and updates (incorporated by reference, see section 66260.11) or an equivalent test method approved by the Department pursuant to 66260.21. (b) A waste that exhibits the characteristic of corrosivity specified in subsection (a)(1) or (a)(2) of this section has the EPA Hazardous Waste Number of D002. Note: Authority cited: Sections 25141, 25159, 58004 and 58012, Health and Safety Code. Reference: Sections 25117, 25120.2, 25141, 25159 and 25159.5, Health and Safety Code and 40 CFR Section 261.22. HISTORY 1. New section filed 5-24-91; effective 7-1-91 (Register 91, No. 22). 2. Amendment of subsections (a)(1)-(4) and Note filed 10-13-98; operative 11-12-98 (Register 98, No. 42). This database is current through 8/14/15 Register 2015, No. 33 22 CCR § 66261.22, 22 CA ADC § 66261.22 

### California Code of Regulations

Barclays Official California Code of Regulations Currentness

Title 22. Social Security

Division 4.5. Environmental Health Standards for the Management of Hazardous Waste

Chapter 11. Identification and Listing of Hazardous Waste

Article 3. Characteristics of Hazardous Waste 22 CCR § 66261.22 

### § 66261.22. Characteristic of Corrosivity.

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