Premium black glass dropper bottles designed for precise dispensing and long-term storage. High-quality UV-resistant glass protects essential oils, serums, and tinctures from sunlight degradation. Precision-calibrated glass pipettes ensure accurate 0.5ml droplet measurements. Available in 5ml to 100ml sizes with industry-standard 24/410 neck finish for universal dropper compatibility.

Leak-proof phenolic resin caps with inner PE cones create airtight seals, preventing oxidation. Matte black finish eliminates light exposure while maintaining professional aesthetics. Ideal for aromatherapists, cosmetic formulators, and CBD oil manufacturers requiring dark glass protection.

Each bottle undergoes annealing treatment for thermal shock resistance and industrial-grade thickness inspection. Features pharmaceutical-grade glass with <0.5% iron content for maximum purity. Bulk packaging available with customizable volume discounts for wholesale buyers.

Perfect for light-sensitive formulations: vitamin serums, essential oil blends, herbal extracts, and luxury perfume samples. Meets FDA and EU cosmetic packaging standards for professional use. Ships in crush-proof packaging with individual bubble wrapping.