Industrial Cf-252 illustration

Californium-252 (Cf-252) Industrial Neutron Sources.

We also offer Cf-252 Sources for Nuclear Start-Up & Fuel Scanners.

QSA Global, Inc. manufactures premium quality Californium (Cf-252) sealed neutron sources for industrial gauging, analysis, and calibration applications. We have a long history, spanning several decades, designing and manufacturing custom Cf-252 neutron sources for many coal/cement cross-belt analyzer companies worldwide, including Thermo Fisher®, DFMC®, SABIA®, Scantech®, and Gamma Metrics®.

Our Cf-252 neutron sources are single or double encapsulated in stainless steel components and available in many different sizes and activities to meet your specific needs.

Industrial Cf-252 Key Specifications

Radiation Type Neutron Source
Measurement Neutron Backscatter, Level, PGNAA Mineral Analysis, Calibration
Standard Activity Range Up to 3 mg (1.6 Ci / 60 GBq)
Neutron Output Up to 6.9 X 109 n/s
Half-Life (T1/2 2.645 Years
ISO/ANSI Standard ISO 2919/ANSI N43.6

Industrial Cf-252 Source Design

The following are our most popular industrial Cf-252 sealed sources. We can also manufacture custom activities for Cf-252 sources when needed. The commonly requested activities for PGNAA Mineral Analysis are 19ug, 29ug, and 33ug.

X1094

Capsule Code: X1094

US Model #: N/A
Dimensions Ø0.24 in x 0.57 in
(Ø6.0 mm x 14.4 mm)
Single Encapsulated 304L Stainless Steel
Special Form Certificate USA/0646/S-96
ISO/ANSI Rating C64444
X2179-Savannah River Long

Capsule Code: X2179-Savannah River Long

US Model #: CVN.CY7
Dimensions Ø0.37 in x 1.49 in
(Ø9.4 mm x 37.8 mm)
Double Encapsulated 304L Stainless Steel
Special Form Certificate USA/0619/S-96
ISO/ANSI Rating C6X544
(X= 60,000 psi)
X2180-Savannah River Long

Capsule Code: X2180-Savannah River Long

US Model #: CVN.CY8
Dimensions Ø0.37 in x 1.49 in
(Ø9.4 mm x 37.8 mm)
Double Encapsulated 304L Stainless Steel
Special Form Certificate USA/0646/S-96
ISO/ANSI Rating C6X545
(X=60,000 psi)
X9064-Savannah River Short

Capsule Code: X9064-Savannah River Short

US Model #: CVN.CY14
Dimensions Ø0.37 in x 0.98 in
(Ø9.4 mm x 25.0 mm)
Double Encapsulated 304L Stainless Steel
Special Form Certificate USA/0619/S-96
ISO/ANSI Rating C6X544
(X= 60,000 psi)
X1

Capsule Code: X1

US Model #: CVN.CY2
Dimensions Ø0.31 in x 0.40 in
(Ø7.8 mm x 10.0 mm)
Double Encapsulated 304L Stainless Steel
Special Form Certificate USA/0632/S-96
ISO/ANSI Rating C66545
XN146

Capsule Code: XN146

US Model #: CVN.CY11
Dimensions Ø0.24 in x 0.28 in
(Ø6.1 mm x 7.2 mm)
Double Encapsulated 304L Stainless Steel
Special Form Certificate USA/0619/S-96
ISO/ANSI Rating C66444

Worldwide Cf-252 Delivery

QSA Global, Inc. provides many options for loading and shipping Cf-252 neutron sources worldwide, including:

  • We will ship your Cf-252 sealed sources in our Type A transport containers. Our large variety of containers allows us to handle any amount of sources, including bulk shipments. You can return our source container to us, rent it for up to 60 days, or purchase it for continual use.
  • You can ship your empty Type A source containers to us. We will fill your container with your new Cf-252 sealed sources and send the container back to you.

  • We can dropship your Cf-252 sealed sources directly to your customers to save you time and logistics costs. When we dropship sources to your customers, our regulatory support team works with your customers to complete all required paperwork to transport the gauges to your customers successfully. We can also arrange clearance at US destination ports to help prevent transport delays when shipping internationally.

Black sealed sources shipping container

Industrial Cf-252 FAQs

  • What type of instruments are your industrial Cf-252 sealed sources compatible with?

    QSA Global's Cf-252 sealed sources are offered in a wide variety of sizes and activities and are compatible with all coal/cement belt analysis companies. Some of the most common coal/cement manufacturers we work with are:

    • Thermo Fisher
    • DFMC
    • SABIA
    • Scantech
    • Gamma Metrics
  • Can Cf-252 sources be used for coal and cement analysis?

    Yes, QSA Global offers Cf-252 sealed sources for coal and cement analysis in any activity. Two of the most common sizes are 19 µg and 29 µg.

  • I'm looking for an Amersham or AEA Technology source. Can you help me?
    QSA Global, Inc. was formerly known as Amersham Corporation and AEA Technology, among others. We are the original equipment manufacturer of Am-241 / Be, Am-241, Cf-252, Cs-137, and Co-60 industrial sealed radioactive sources.
  • Can I look up my industrial Cf-252 source by serial number, model number, capsule code, or product code?

    With our extensive knowledge working with various manufacturers and gauge models worldwide, QSA Global can easily identify and verify your sealed Cf-252 sealed sources.

    Specifically, we have a comprehensive database of source manufacture dates, SSDRs, source certificates, and serial numbers to identify what radioactive source is inside your gauges and provide the special form certifications required to transport your Cf-252 sources and gauges legally.

  • What Cf-252 source size do I need?

    QSA Global provides technical guidance on the capsule dimensions, interface, assembly, and specific handling features based on your preferences and needs.  We can help replace an old source or design a new source for your application.

  • What options are available for Cf-252 sealed source transport?

    QSA Global provides many options for loading and shipping Cf-252 neutron sources worldwide, including:

    • We will ship your Cf-252 sealed sources in our Type A transport containers. Our large variety of containers allows us to handle any amount of sources, including bulk shipments. You can return our source container to us, rent it for up to 60 days, or purchase it for continual use.
    • You can ship your empty Type A source containers to us. We will fill your container with your new Cf-252 sealed sources and send the container back to you.

    • We can drop-ship your Cf-252 sealed sources directly to your customers to save you time and logistics costs. When we drop-ship sources to your customers, our regulatory support team works with your customers to complete all required paperwork to transport the gauges to your customers successfully. We can also arrange clearance at US destination ports to help prevent transport delays when shipping internationally.

  • Are your Cf-252 sources Special Form or Normal Form?

    QSA Global’s industrial Cf-252 neutron sources are Special Form and we offer exceptional regulatory support.

  • How can I find a replacement Cf-252 source?

    If you provide us with the serial number, U.S. model number, Special Form Certificate (SFC), or product code we can match this to the replacement source you need.  

    Don't have that information handy? QSA Global has a comprehensive database of source manufacture dates, SSDRs, source certificates, and serial numbers to identify what radioactive source is inside your gauges and provide the special form certifications required to transport your sources and gauges legally.

  • Can you help me recycle/dispose of old Cf-252 sources?

    Yes, please visit our disposition services for more details on how we help dispose of your old or unwanted radioactive sources.

Explore More About Sealed Sources

    Ready to Order?

    QSA Global s industrial Cf-252 sealed sources are available in many different sizes and activities. Our multi-disciplined technical experts are here to help you find the right Cf-252 for your level, density, multi-point density arrays, or calibration gauging applications.

    Contact Us

    Disposition Services.

    Industrial Cf-252 neutron sources that are no longer required must be transferred to a licensed recipient for final disposition. QSA Global, Inc. can provide all the services needed for the disposition of your Cf-252 sealed sources.

    Learn More
    Formerly known as Amersham Corporation and AEA Technology, QSA Global, Inc. is the original equipment manufacturer of Am-241, Am-241/Be, Cf-252, Cs-137, and Co-60 industrial sealed radioactive sources.