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Form SD - Specialized disclosure report:
SEC Accession No. 0001708035-23-000020
Filing Date
2023-05-31
Accepted
2023-05-31 06:43:17
Documents
1

Document Format Files

Seq Description Document Type Size
1 SD formsd-2023conflictmineral.htm SD 30494
  Complete submission text file 0001708035-23-000020.txt   31600
Mailing Address 300 LINDENWOOD DRIVE MALVERN PA 19355
Business Address 300 LINDENWOOD DRIVE MALVERN PA 19355 484-617-1200
Ecovyst Inc. (Filer) CIK: 0001708035 (see all company filings)

IRS No.: 813406833 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SD | Act: 34 | File No.: 001-38221 | Film No.: 23978888
SIC: 2800 Chemicals & Allied Products