Plastic Dropper Assemblies
Plastic Pipettes
- 39 mm to 160 mm
- Straight, stub, or blunt tip styles
- Hot stamp or rolled printing – stock or custom printing
Pipettes Available in PP and LDPE Resins
Plastic Pipettes Diameter |
Straight Tip Length Capabilities |
Stub Tip Length Capabilities |
Blunt Tip Length Capabilities |
---|---|---|---|
4.5mm | 39-44mm | 45mm | 47-47.5mm |
5mm | 39.2mm | 45mm | 41-66mm |
7mm | 41-89mm | – | 45-92mm |
7.5mm | 45-65mm | – | – |
8.5mm | – | – | 50mm |
9mm | 45-79mm | 45-160mm | – |
Closures
- Finish sizes: 13-415 to 20-400
- Tamper Evident (TE) option for 18SR
- Continuous Serrations, Interrupted Serrations or Metalized Overshells
- SecureCap® Child-Resistant Closures in 20, 24 & 28 mm sizes
- Colors — You Pick It, We Manufacture It
- Standard Colors: white, black, red, yellow, dark blue, light blue, green, purple, orange, grey, brown
- Custom Colors also available by request
Closure Sizes
13mm | 15mm | 18mm | 20mm | 22mm | 24mm | 28mm |
13-415 | 15-415 | 18-400 | 20-400 | 22-400 | 24-400 | 28-400 |
13-415 Smooth |
15-425 | 18-415 | 20-400 Child Resistant |
22-410 Punched |
24-400 Child Resistant |
28-400 Child Resistant |
13-425 | 18mm Tamper Evident |
20-400 Punched |
22-415 Child Resistant |
24-400 Punched |
28-400 Punched |
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20-410 | 24-410 Punched |
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20-410 Punched/Smooth |
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20-415 |
Bulbs
- Thermoplastic Elastomers (TPE) or Rubber Bulbs
- Thermoplastic Elastomers (TPE) Bulbs
- Excellent UV resistance — extend shelf life of product
- Latex free — decrease the chance of product contamination
- Manufactured in-house to customer specifications
- Custom colors based on your requirements
- Custom color of your choice
Bulb Sizes
TPE | Rubber | |||
Closure Size | Capacity | Closure Size | Capacity | |
13mm | 0.2cc | 13mm | 0.2cc | |
15mm | 0.2cc | 15mm | 0.2cc | |
18mm | 0.8cc | 18mm | 0.8cc | |
18mm | 1.0cc | |||
20mm | 0.8cc | 20mm | 0.8cc | |
20mm | 1.0cc | 20mm | 1.0cc | |
22mm | 0.8cc | 22mm | 0.8cc | |
22mm | 2.0cc | |||
24mm | 2.0cc | 24mm | 1.0cc | |
24mm | 2.5cc | 24mm | 2.0cc | |
24mm | 2.5cc | |||
28mm | 2.5cc | 28mm | 1.0cc | |
28mm | 2.0cc | |||
28mm | 2.5cc |
Bulb Material Resistance Comparison
Type | Trade Name | Resistant to: | Not Resistant to: | Sustainability: | Permeability: |
---|---|---|---|---|---|
Natural Rubber Compounds | – | Acids, Bases | Oils, Solvents & Various Hydrocarbons | Repurpose | Low |
Synthetic Rubber | Butyl | Acids, Bases, Animal Oils, Vegetable Oils | Various Hydrocarbons | Repurpose | Low |
TPE (Thermoplastic Elastomer) | – | Acids, Bases, Solvents Formulations available for superior oil resistance | Various Hydrocarbons | Recyclable | Mid Formulations available for low permeability (in development phase) |
TPV (Thermoplastic Vulcanizate) | Santoprene | Acids, Bases | Acids, Bases, Solvents | Recyclable | Mild |
SBC (Styrenic Block Copolymers) | Kraton | Acids, Bases | Various Hydrocarbonss | Recyclable | Mild |
Siloxane | Silicone | Microbiological growth, Moderate Acids and Bases | Solvents, Acids, Bases, Oils, Various Hydrocarbons | Recyclable | High |
Customization is Easy with Comar — Unlimited Sizes, Color, Style and Material Combinations
With an unlimited source of components, Comar can design and customize a dropper assembly for virtually any need. Comar can also design new custom parts including Child-Resistant and Senior-Friendly Closures.
- Bulbs and closures in custom colors
- Thermoplastic Elastomers (TPE) or Rubber Bulbs
- SecureCap® Child-Resistant Closures
- Glass or plastic pipettes
- Custom printing on pipettes
- Various pipette tip styles
- A choice of wrapping options