Sponge Accreditation Rhodium List

Refiners and Assayers

The following is a list of Refiners and Assayers whose material was found to meet the required standard.

Inclusion in this list does not constitute or imply any representation or warranty by the London Platinum & Palladium Market as to creditworthiness or as to the services of goods supplied or quality or compliance with any specification relating thereto. No liability for direct or consequential loss, howsoever caused, whether by negligence or otherwise whether by use of this list or reliance thereon is accepted by the London Platinum & Palladium Market.

+LPPM Sponge Certificates are listed here.


C. HAFNER GmbH and Co. KG
SAXONIA Edelmetalle GmbH

Hong Kong

Heraeus Limited


Aida Chemical Industries Co. Ltd.
ASAHI METALFINE, Inc. (with effect from 1st April 2023)
Furuya Metal Co. Ltd.
Ishifuku Metal Industry Co. Limited
JX Metals Corporation (with effect from 28th June 2023)
Materials Eco-Refining Co. Ltd.
Matsuda Sangyo Co. Limited
Nihon Material Co. Ltd.
Tokuriki Honten Co. Limited


Heesung PM Tech Corp


Heraeus Precious Metals North Amercia LLC
Johnson Matthey Inc.
Sabin Metal Corporation

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