Reference for Chullin 225:6

דג טהור שמלחו עם דג טמא מותר מאי לאו שהיו שניהן מלוחין

Presumably this is a case where both were salted, is it not?<span class="x" onmousemove="('comment',' Both the clean and unclean fish were salted, and the former is permitted because so long as each fish is exuding juice one will not absorb from the other; similarly in the above case, so long as each piece of meat is exuding blood and juice, the ritually slaughtered meat will not absorb from the trefah meat.');">⁴</span>

Jastrow

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