Carolina’s Perfect Solution® Specimens

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Carolina’s Perfect Solution® Specimens

Teachers and students alike love these specimens. Why? Because specimens preserved with Carolina’s Perfect Solution® have tissues and organs with natural texture and vivid color, allowing your students to easily identify structures and learn anatomy. We guarantee that you will love Carolina’s Perfect Solution® specimens!

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DEVELOPED BY CAROLINA SCIENTISTS TO BE THE VERY BEST QUALITY AND SAFEST PRESERVED SPECIMENS ON THE MARKET.

Safe. Convenient. Superior.

Our commitment to producing the finest preserved specimens on the market has led us to Carolina’s Perfect Solution®, a unique, revolutionary fixative that is dramatically improving the quality of classroom dissection.

Featured Resources

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Specimen Comparison

View the differences between Carolina's Perfect Solution® versus some formaldehyde-free alternatives.

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Dissection Buying Guide

Our guide includes specimen suggestions based on grade level and specimen complexity, needed dissection and safety supplies, and options for instructional materials.

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Safety, Storage And Disposal

Carolina offers several options that provide your students with an engaging and safe dissection experience.

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Packaging Options

Pail-packed or vacuum-packed specimens? Compare the advantages of these package types before you decide.

Better Solutions. Better Results.

Quality

Safety

Customize Your Experience

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Size

A variety of specimens are available in more than one size.

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Injection

Plain (no color injection) For general anatomical studies and beginner-level students.

Latex injections For more enhanced study of the circulatory system.

  • Single (1 color injection)
  • Double (2 color injection)
  • Triple (3 color injection)

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Packaging

Pail-packed specimens Immersed in preservation fluid, packaged in 1- to 5-gal pails, and sealed with leak-proof, reusable lids. Ideal for long-term storage.

Vacuum-packed specimens Packaged in vacuum-sealed plastic barrier bags with a single specimen (1 per bag) or many specimens per bag (bulk bag). Perfect for short-term storage.

Product Testimonials

“It is refreshing to do business with such an accommodating company that will never settle for less than perfection.”

“Carolina Biological is always one step in front of its competition; their Carolina’s Perfect Solution® specimens set them miles ahead. The difference this solution makes in a preserved organism is truly astonishing. It is refreshing to do business with such an accommodating company that will never settle for less than perfection.”
Colleen Hollimon
Human Anatomy and Physiology, Ridgeland High School
“I get all my dissection specimens (cats, pigs, and frogs) from Carolina and I have never had a disappointing product. One of the biggest things my students like about them is the fact that they are able to distinguish between all the different organs, it doesn’t look like just a tan or brown blob on the inside. The double color Perfect Solution® specimens are the best for detail and being able to determine what is what in the body cavity. The second thing that kids really like is the fact they don’t smell near as bad as our old specimens!”
High School Biology Teacher
Atwood, KS
“Carolina Biological’s Perfect Solution® is the best way to preserve specimens. It keeps the specimen soft, true to color, and free of any fungus or bacteria. In fact, some specimens still look fresh after 3+ weeks of continuous dissection. The aroma is manageable and, when tested, has never indicated toxic levels of formaldehyde in the air, making the classroom an enjoyable learning atmosphere. We are very happy with Carolina’s Perfect Solution® preservative.”
Shanette Billings
Biology Laboratory Coordinator, Agriculture and Natural Sciences, Blinn College
“I wear two hats at our local community college: lab manager and adjunct instructor for anatomy and physiology labs. Knowing the importance of inventory control, I use the older products before opening new merchandise. As I was overseeing a rat lab, I found myself one rat short and grabbed the next available specimen, which happened to be the Perfect Solution® rat from Carolina. I had read the literature, but had not seen the actual product until that morning. As I incised the rat, I was immediately drawn to the realistic colors and uniformity of organs. I thought maybe I was persuaded because of the literature, so I compared the Perfect Solution® rat to the other rats being dissected. There simply was no comparison. The Perfect Solution® rat was, quite bluntly, beautiful. I will continue ordering these stunning specimens from Carolina, and recommend these rats to my colleagues and anyone else willing to listen!”
College Lab Manager
Batesville, AR

Compare the Difference

Frequently Asked Questions

No. This washes the preservative from the tissue and could also promote mold growth.

No. Specimens can be kept at room temperature, out of direct sunlight, and in their original packaging. If the original packaging has been opened or discarded, repackage the specimens in a sealable bag or pail.

Many specimens can be stored for years under the right conditions. If you plan to store yours for more than a year or use them over an extended period of time after opening, we recommend that you purchase pail-packed specimens. Because they are immersed in preservative fluid, they remain in good condition longer. 

Exposure to Carolina’s Perfect Solution® specimens should not pose a significant risk to an expectant mother or her unborn child. Read more about this here.

We do offer quantity discounts on specimens packaged in bulk bags and pails.

Yes. If the specimens are packed in single or bulk bags, the fluid will begin to drain from the specimens and pool in a corner of the bag over time. This is normal and will not harm the specimens. For longer-term storage, we recommend purchasing pail-packed specimens.

No. Adding water will dilute the preservative and cause mold to grow on the specimens. If you need more fluid for your pails, please contact a Carolina customer service representative at 800.334.5551.

Specimens preserved in Carolina’s Perfect Solution® can, in most cases, be disposed of in a school’s regular waste destined for a landfill or incinerator. The specimens are not classifiable as federal hazardous waste and do not represent a biohazard. However, you should check with your local solid waste authority (local governmental authority in charge of solid waste, local landfill, or waste disposal company if applicable) to ensure that this is an acceptable practice. If it is, we recommend that you double bag the specimens before placing them in your school’s regular waste.

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Shop Dissection Kits

Simplify your next lab purchase with Carolina Dissection BioKits. Carolina BioKits include preserved specimens and a comprehensive dissection manual with step-by-step dissection instructions and clear photos and illustrations make dissection a cinch.

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