SP-Fixer #7 is a low odor, rapid archival fixer. It does not require a traditional acid stop bath and is both non-bleaching and non-hardening.
It is also non-bleaching and neutral pH; excellent for use with PMK Pyro.
4 oz (120ml) bottle. Dilute with 12 oz of distilled water; will process over 10 tanks with the SP-445.