8. INVENTORIES

The Company’s major classes of inventories were as follows:

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The Company reviews inventory for slow moving or obsolete amounts based on expected product sales volume and provides reserves against the carrying amount of inventory as appropriate. The Company did not rely on any vendors that individually accounted for more than 10% of purchases of supplies for the six months ended June 30, 2026. The Company primarily relied on two vendors that individually accounted for more than 10% of purchases of supplies for the six months ended June 30, 2025.