
18mm 18-400 Black Glass Dropper for 1/2 oz Boston Bottles
This 18mm 18-400 black glass dropper is designed for 1/2 oz Boston round bottles, providing precise and controlled liquid dispensing for a wide range of applications. As a.
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Shunyu supplies dropper caps in common neck finishes such as 18-400, 18-415, 20-400, 22-400, and 24-400. Options include glass pipettes, rubber bulbs, aluminum shells, calibrated pipettes, tamper-evident designs, and child-resistant closures.
Buyer Keywords
glass dropper caps manufacturer, essential oil dropper caps, cosmetic dropper closure, bulk glass droppers, calibrated glass dropper. Shunyu Packaging supports stable factory supply, sample confirmation, packaging decoration coordination, and bulk production for overseas packaging buyers.
Sourcing Guidance
When buyers compare dropper caps, the practical checks are neck finish, pipette length, bulb feel, cap shell finish, and bottle compatibility. Shunyu can help confirm these points before sampling so 18-400, 18-415, 20-400, 22-400, and 24-400 projects move into bulk production with fewer fit issues.
Dropper Caps

This 18mm 18-400 black glass dropper is designed for 1/2 oz Boston round bottles, providing precise and controlled liquid dispensing for a wide range of applications. As a.
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This 18mm 18-400 child resistant glass dropper is specifically designed for 1/2 oz Boston round bottles, offering a secure and compliant solution for CBD oil, cannabis packaging,.
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This 18mm 18-400 white child resistant glass dropper is designed for 1/2 oz Boston round bottles, providing a safe and compliant packaging solution for CBD oil, cannabis.
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This 18mm 18-400 black child resistant calibrated glass dropper is designed for 1/2 oz Boston round bottles, providing a safe, compliant, and precision dosing solution for CBD.
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This 18mm 18-400 white child resistant calibrated glass dropper is designed for 1/2 oz Boston round bottles, providing a safe, compliant, and precision dosing solution for CBD.
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This 18mm 18-400 shiny silver dropper with matte white rubber bulb is designed for premium cosmetic and skincare packaging, offering a refined appearance combined with precise.
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This 18mm 18-415 black tamper evident dropper is designed to provide enhanced product security, durability, and precise liquid dispensing for pharmaceutical, cosmetic, and.
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This 18mm 18-415 black tamper evident dropper is engineered for enhanced product security, durability, and precise liquid dispensing, making it suitable for pharmaceutical,.
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This 18mm 18-415 white child resistant and tamper evident dropper is designed to deliver enhanced safety, compliance, and precise liquid dispensing for pharmaceutical, cannabis,.
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This 18mm 18-415 black tamper evident graduated dropper is engineered for secure, accurate, and controlled liquid dispensing, making it ideal for pharmaceutical, medical,.
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This 18mm 18-415 smooth black dropper with ball tip glass pipette is designed for premium cosmetic and personal care packaging, offering a clean, minimalist appearance combined.
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This 18mm 18-415 white glass dropper with 89mm straight pipette is designed for reliable sealing and precise liquid dispensing, making it suitable for cosmetic, pharmaceutical,.
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This 18mm 18-415 white and silver dropper with sharp tip glass pipette is designed for precise liquid application and premium product presentation, making it ideal for cosmetic,.
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This 18mm 18-415 shiny gold aluminum dropper is designed for premium cosmetic and essential oil packaging, offering a luxurious appearance combined with precise liquid.
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This 18mm 18-415 matte gold graduated glass dropper is designed for premium cosmetic, skincare, and healthcare packaging, offering a refined appearance combined with precise.
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This 18mm 18-415 matte silver cosmetic dropper with round tip glass pipette is designed for premium skincare and personal care packaging, combining a refined metallic appearance.
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This 18mm 18-415 custom color child resistant and tamper evident dropper is designed for secure, compliant, and brand-focused packaging solutions, making it ideal for cannabis,.
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This 20mm 20-400 black glass dropper is designed to fit 1 oz Boston round bottles, providing reliable sealing and precise liquid dispensing for a wide range of applications. As a.
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This 20mm 20-400 black glass dropper is designed to fit 1 oz Boston round bottles, providing reliable sealing and precise liquid dispensing for a wide range of applications. As a.
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This 20mm 20-400 black child resistant calibrated glass dropper is designed for 2 oz Boston round bottles, providing a safe, compliant, and precision dosing solution for CBD oil,.
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This 20mm 20-400 white child resistant calibrated glass dropper is designed for 2 oz Boston round bottles, delivering a safe, compliant, and precision dosing solution for CBD.
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This 1 oz 20-400 white and shiny silver glass dropper is designed for premium cosmetic and personal care packaging, combining a clean, modern appearance with reliable and precise.
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This 1 oz 20-400 white and shiny silver bullnose glass dropper is designed for premium cosmetic and personal care packaging, combining a clean, modern appearance with smooth and.
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This 20mm 20-400 gold metal shell glass dropper with bent tip pipette is designed for premium cosmetic and personal care packaging, combining a luxurious metallic appearance with.
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This 20mm 20-410 black calibrated glass dropper is designed for 2 oz PET Boston round bottles, providing a precise and reliable liquid dispensing solution for a wide range of.
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This 22mm 22-400 black child resistant glass dropper is designed for 4 oz Boston round bottles, providing a safe, compliant, and reliable liquid dispensing solution for.
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This 22mm 22-400 white child resistant glass dropper is designed for 4 oz Boston round bottles, delivering a safe, compliant, and reliable liquid dispensing solution for.
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This 22mm 22-400 black child resistant calibrated glass dropper is designed for 4 oz Boston round bottles, delivering a safe, compliant, and precision dosing solution for CBD.
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This 22mm 22-400 white child resistant calibrated glass dropper is designed for 4 oz Boston round bottles, providing a safe, compliant, and precision dosing solution for CBD oil,.
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This 22mm 22-400 black glass dropper is designed for 8 dram vials, providing reliable sealing and precise liquid dispensing for small-volume applications. As a trusted glass.
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This 22mm 22-400 black glass dropper with semi ribbed skirt cap is designed for 4 oz Boston round bottles, offering reliable sealing, improved grip, and precise liquid dispensing.
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This 22mm 22-400 black graduated glass dropper with ribbed skirt cap is engineered for 4 oz Boston round bottles, delivering high-precision, consistent, and reliable liquid.
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This 22mm 22-400 black graduated glass dropper with ribbed skirt cap is engineered for 4 oz Boston round bottles, delivering high-precision, reliable, and controlled liquid.
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This 24mm 24-400 black glass dropper with ribbed skirt cap is designed to deliver reliable sealing and precise liquid dispensing for a wide range of applications, including.
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This 24mm 24-400 white plastic dropper with ribbed cap and 110mm graduated PP pipette is designed for durability, safety, and precise liquid dispensing, making it an ideal.
View detailsSend bottle volume, neck finish, cap size, material, color, decoration request, sample needs, and estimated order quantity. Shunyu will help confirm compatibility and production feasibility.