Which Preparation is Right for You?

Ward’s Preserved Specimens

The Widest Selection of Preparations, Backed by Expert Support

Compare all five of our preparation options to find the features that meet your needs. Click below each image for more details and to shop specimens.

Use the scroll bar below to scroll right for additional features.

Preparation Odor/Off-Gassing Formaldehyde/VOC Levels Fixation Injection Options Packaging Options Shelf Life Dissection Guides Support Additional Features/Benefits
  

Ward's Pure Preserved Specimens
High-quality fixation, low formalin odor
  
  

None

  

 

  
  

Low to no VOCs

(<1 ppm Acetone, Formaldehyde, Benzene, and other harmful chemicals)
  
  

Fully-Fixed

High quality tissue and clear differentiation of organs and structures
  
  

Plain

Single

Double

 Triple
  
  

Pails

Vacuum Packs

  

 

  
  

12-18 months unopened

After opening, several weeks or more
  
  

Free Dissection Guide Available Online

  

 

  
  

Backed by Ward's Science Plus Us team.

  

 

  
  

Ward's Science Exclusive Formalin-quality fixation without the odor or chemicals

No special ventilation or disposal process required
  
  

Formalin

Formalin Preserved Specimens
Highest-Quality for Hands-on Dissection
  

 

Some
  

 

As low as 1% formaldehyde - lowest possible levels to achieve maximum fixation results
  

 

Fully-fixed
Firm, sterile, thoroughly-preserved
Most true-to-life

  

 

Plain

Single

Double

Triple

  

 

Pails

Vacuum Packs

  

 

12-18 months unopened

After opening, several weeks or more

  

 

Free Dissection Guide Available Online
  

 

  

 

Backed by Ward's Science Plus Us team.
  

 

  

 

All specimens meet or exceed OSHA standards
  

 

  
  

Freeze-Dried

Freeze-Dried Specimens
Cost-effective and long-lasting
  
  

Some acetone odor from re-hydration

  

 

  
  

100% Chemical-Free

  

 

  
  

Organs and tissues retain natural coloration

  

 

  
  

Plain

Single

Double
  
  

Vacuum Packs

  

 

  
  

Unlimited shelf life in dries state

Re-hydrated specimens last for months
  
  

Free Dissection Guide Available Online

  

 

  
  

Backed by Ward's Science Plus Us team.

  

 

  
  

Ward's Science Exclusive

Lighter package weight for cost-effective shipping
  
  

Plastinated

Plastinated Specimens Permanently-Preserved for Easy Demonstration
  
  

None

  
  

100% Chemical-Free

Durable, dry, odorless, free of off-gassing
  
  

Real biological specimens that have been preserved, dissected, and permanently plastinated for demonstration and display.

  
  

Variety of injection options available

  
  

Varies

  

 

  
  

Unlimited; Built to last in your lab indefinitely.

  
  

N/A

  

 

  
  

Backed by Ward's Science Plus Us team.

  

 

  
  

Widest selection of platinated species available from any supplier