20ml Clear Heavy-Wall PET Diffuser Refill Bottle Set with 18/410 CRC Cap – Shipping Included

Price range: $0.130 through $0.260
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20ml clear heavy-wall PET diffuser refill bottle set with matched 18/410 CRC cap. Sold by carton: 1 carton = 1,800 sets.

Unit price reference: Air Freight from $0.26/set; online bulk Sea Freight from $0.13/set for 17+ cartons.

Stock & order review note: Current stock may not always be sufficient for the selected carton quantity. If available stock is insufficient, an additional 7–10 business days may be required for stock preparation before shipment. For urgent orders or tight delivery schedules, please submit a custom quote request first so we can confirm stock, preparation time, shipping method, and final order feasibility before you place an online order.


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Description

Product Overview

20ml clear heavy-wall PET diffuser refill bottle set for portable waterless diffusers, car scent machines, and Cold-air atomizing scent machine refills. This compact refill size is suitable for aroma brands, car diffuser suppliers, scent machine distributors, and private-label fragrance programs that need full-carton B2B supply with flexible air freight and sea freight options.

This bottle set is supplied with a matched 18/410 child-resistant CRC cap with tamper-evident band. Bottles are sold and shipped by full bottle carton, while caps can be matched by carton quantity and packed separately in smaller cartons.

Product Facts

Item Specification
Material PET
Capacity 20ml
Neck Finish 18/410
Closure Matched 18/410 child-resistant CRC cap with tamper-evident band
Bottle Master Carton 1,800 bottles/carton, 58 × 40 × 38 cm, approx. 9.1 kg/carton
Cap Packing Reference 5,000 caps/full carton; caps can be split and packed separately according to the selected carton quantity
Set Definition 1 set = 1 bottle + 1 matched CRC cap
Sales Unit Sold by carton. 1 carton = 1,800 sets.
Available Options Clear / amber / black bottle, CRC cap, induction-seal liner, label, shrink sleeve, custom bottle color and logo printing

Structured Technical Parameters

Technical Parameter Specification
Resin Type High-Density Heavy-Wall PET (Glass-like clarity)
Neck Finish 18/410
Closure Type Matched 18/410 Child-Resistant Cap (CRC) with Tamper-Evident Band
Compatibility Ideal for essential oil blends, aroma refills, and fragrance solvent carrier systems. Formula testing is required before bulk orders.

Ordering Options

This product is sold by carton. Enter the carton quantity in the quantity box and select your preferred shipping method before adding it to cart.

1 carton = 1,800 sets. 1 set = 1 bottle + 1 matched 18/410 CRC cap. Carton pricing is calculated automatically based on the selected shipping method and carton quantity.

Air Freight – 10–15 business days: Available for any carton quantity when urgent delivery is required. Air freight pricing is higher, but it is suitable for sample kits, small case orders, urgent trial orders, and emergency replenishment.

Sea Freight – 40–60 business days: Recommended when landed cost is the priority. Sea freight cost advantage starts from 17 cartons. For 1–16 cartons, air freight is usually recommended because small sea shipments may not provide a meaningful logistics cost advantage.

For 100,000+ sets or special delivery requirements, please request a custom quote.

Shipping & Delivery

Bottles are sold and shipped by full bottle carton. Caps are matched by set quantity and may be packed separately in smaller cartons.

Air freight: Usually 10–15 business days after order confirmation. Air freight is mainly used for sample kits, small case orders, urgent trial orders, and emergency replenishment orders.

Sea freight: Usually 40–60 business days after order confirmation. Sea freight is recommended for bulk orders when landed cost is the priority and normally provides a stronger cost advantage for B2B packaging buyers.

Final freight cost and delivery time may vary by destination country, delivery address, customs clearance, destination surcharge, carton measurement tolerance, and carrier schedule. Final order acceptance is subject to freight review after checkout.

Compatibility Note

PET compatibility varies significantly by fragrance-oil formula. Compatibility testing is strictly required before placing bulk orders, especially for high-citrus, high-solvent, or high-concentration formulas. We highly recommend ordering our standard sample kit for a 30-day compatibility and leakage test. Unalilia assumes no liability for bottle collapsing, distortion, or leakage caused by untested fragrance oil chemical reactions.

FAQ

Q: How do I place an order?

A: Select Air Freight or Sea Freight, enter the carton quantity in the quantity box, and add it to cart. The system calculates pricing automatically based on the selected shipping method and carton quantity.

Q: How many sets are included in one carton?

A: 1 carton includes 1,800 bottle sets. 1 set = 1 bottle + 1 matched 18/410 CRC cap.

Q: Can I choose air freight for more than 16 cartons?

A: Yes. Air freight can be selected for any carton quantity when urgent delivery is required. The air freight price remains higher because it is calculated for faster transit.

Q: Why does sea freight become cheaper from 17 cartons?

A: Sea freight has fixed logistics handling costs. For very small quantities, the landed-cost advantage is limited. From 17 cartons, sea freight becomes more suitable for bulk B2B replenishment orders.

Q: Are the bottles suitable for diffuser oils?

A: They are designed for diffuser refill and replacement applications, but oil compatibility depends on the formula. Sample testing is required before bulk orders.

Q: Which shipping method should I choose?

A: Choose air freight for urgent delivery, samples, small case orders, or emergency replenishment. Choose sea freight for bulk orders when landed cost is the priority.

Q: Do you support custom logo printing and custom bottle coloring?

A: Yes. Unalilia offers factory-direct custom services including silk-screen printing, hot stamping, label application, shrink sleeve options, and custom bottle coloring. For custom logo printing or custom bottle color, the standard MOQ is 10,000 sets. For stock clear bottles, smaller case-pack orders may be available based on full bottle-carton quantity.

Additional information
WeightN/A
DimensionsN/A
Capacity20ml
MaterialPET
Neck Finish18/410
Closure18/410 CRC cap with tamper-evident band
Sales Unit1 carton = 1,800 sets
Set Definition1 set = 1 bottle + 1 matched CRC cap
Bottle Packing1,800 bottles/carton, 58 × 40 × 38 cm, approx. 9.1 kg/carton
Cap Packing Reference5,000 caps/full carton
Shipping MethodAir Freight – 10–15 business days, Sea Freight – 40–60 business days