Attached files
file | filename |
---|---|
EX-32.1 - EX-32.1 - Calumet Specialty Products Partners, L.P. | exhibit321-q12021.htm |
EX-31.2 - EX-31.2 - Calumet Specialty Products Partners, L.P. | exhibit312-q12021.htm |
EX-31.1 - EX-31.1 - Calumet Specialty Products Partners, L.P. | exhibit311-q12021.htm |
EX-18.1 - EX-18.1 - Calumet Specialty Products Partners, L.P. | exhibit181-eypreferability.htm |
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