Bioland™ 18mm Sample Tube Color Caps - RNase/DNase-Free, Sterile, China Suppliers & Factory
Product Specifications
| Order NO. | Description | Package |
| ST05-5R |
18mm Sample tube color cap; Red
|
300/PK;10PK/CS |
| ST05-5O |
18mm Sample tube color cap; Orange
|
300/PK;10PK/CS |
| ST05-5Y |
18mm Sample tube color cap; Yellow
|
300/PK;10PK/CS |
| ST05-5G |
18mm Sample tube color cap; Green
|
300/PK;10PK/CS |
| ST05-5B |
18mm Sample tube color cap; Blue
|
300/PK;10PK/CS |
| ST05-5P |
18mm Sample tube color cap; Pink
|
300/PK;10PK/CS |
| ST05-5V |
18mm Sample tube color cap; Violet
|
300/PK;10PK/CS |
| ST05-5W |
18mm Sample tube color cap; White
|
300/PK;10PK/CS |
| ST05-5A |
18mm Sample tube color cap; Amber
|
300/PK;10PK/CS |
| ST05-5N |
18mm Sample tube color cap; Natural
|
300/PK;10PK/CS |
Frequently Asked Questions
Q
What sizes are available for the sample tube color caps?
The sample tube color caps listed here are designed for 18mm sample tubes. Each cap is precision-engineered to fit securely onto 18mm diameter tubes used in laboratory environments.
Q
How many color options are available for the 18mm sample tube caps?
There are 10 color options available: Red, Orange, Yellow, Green, Blue, Pink, Violet, White, Amber, and Natural. Each color is assigned a unique Order Number for easy identification and ordering.
Q
What is the standard packaging quantity for these sample tube caps?
All color variants are packaged in quantities of 300 caps per pack (300/PK), with 10 packs per case (10PK/CS), giving a total of 3,000 caps per case. This bulk packaging is ideal for high-throughput laboratory use.
Q
Why are color-coded caps important in laboratory sample management?
Color-coded caps allow laboratory personnel to quickly identify and differentiate sample types, batches, or patient groups at a glance, reducing the risk of sample mix-ups and improving workflow efficiency. Color coding is a widely adopted best practice in clinical and research laboratories.
Q
Can I order multiple colors together in one shipment?
Yes. Each color has its own dedicated Order Number (e.g., ST05-5R for Red, ST05-5B
Yes. Each color has its own dedicated Order Number (e.g., ST05-5R for Red, ST05-5B for Blue), allowing you to place separate or combined orders for multiple colors in a single shipment. Please contact our sales team to arrange a mixed-color order or request a custom quote.
Q
Are these sample tube caps compatible with automated laboratory equipment?
The 18mm sample tube color caps are designed to meet standard laboratory specifications and are compatible with most common sample tube racks and automated handling systems that support 18mm tube formats. For specific equipment compatibility, we recommend verifying with your instrument manufacturer or contacting our technical support team.


