Is Purified SN Lethal?

[RhapsodyinBerserk]

One SN source that I was looking at markets their SN as purified. Does this still mean the SN is lethal? Need to know because this source may look legit if possible.

 

[LaVieEnRose]

Do they indicate a percentage?

 

[Vizzy]

One SN source that I was looking at markets their SN as purified. Does this still mean the SN is lethal? Need to know because this source may look legit if possible.

Yes purity, more pure it is more lethal