(b) Notwithstanding subdivision (a) of this section, a licensed cannabinoid hemp retailer may continue to possess, transport, and sell cannabinoid hemp products in the retailer’s inventory before the effective date of this Part, unless the cannabinoid hemp product:

1. (1) is unsafe for consumption based on the presence or quantity of heavy metals, pesticides, harmful microorganisms, or residual solvents;
2. (2) has a Δ-9 tetrahydrocannabinol concentration of more than 0.3 percent;
3. (3) is a flower product clearly labeled or advertised for the purpose of smoking or in the form of a cigarette, cigar or pre-roll or otherwise packaged or combined with other items designed to facilitate smoking such as rolling papers or pipes; or
4. (4) contains or was manufactured with Δ8-tetrahydrocannabinol or Δ10-tetrahydrocannabinol created through isomerization.