725.420—Recipient microorganisms.

The following recipient microorganisms are eligible for either exemption under this subpart:
(a) Acetobacter aceti.
(b) Aspergillus niger.
(c) Aspergillus oryzae.
(d) Bacillus licheniformis.
(e) Bacillus subtilis.
(f) Clostridium acetobutylicum.
(g) Escherichia coli K-12.
(h) Penicillium roqueforti.
(i) Saccharomyces cerevisiae.
(j) Saccharomyces uvarum.