![]() We use it as an initial preservative, before displacing it with a glycol solution. That’s the “chemical” smell many of us… despise.īut, fortunately, we use a lot less formaldehyde today. You may remember formaldehyde from your lab days in schools. These solutions are also known as fixatives or embalming fluids. The Preservation ProcessĬhemical solutions preserve animal specimens. ![]() If that’s not possible, you can refresh the dissection specimen with glycerin. Ideally, you’ll want to finish a dissection within one week. Seal your dissected specimens in a Ziploc bag after use and be sure to remove any air pockets. Your preserved specimens may discolor over time this discoloration is normal and does not signal decay. This means you won’t have to worry about them touching or contaminating your food (thankfully!).įor best results, keep dissection specimens out of direct sunlight and store them in a room that doesn’t trap heat (i.e. Your preserved specimen(s) will also stay moist for one year after delivery (again, guaranteed) and do not need refrigeration. We guarantee that your specimen(s) will arrive fully preserved and void of decay. You can choose from a cow’s eye and a sheep’s heart, eye, kidney, brain, uterus or pluck. We also sell mammal organs for dissection. Vertebrate specimens (animals with backbones, muscles, and skeletons) include fetal pigs, fish, frogs, lampreys, minks, pigeons, rabbits, rats, sharks, snakes, and turtles. Invertebrate specimens (animals without backbones) include clams, crayfish, earthworms, grasshoppers, squid, and starfish. You’ll find that our specimens come in a variety of sizes, quantities, and kits. HST specimens fit homeschool curriculums, classroom labs, and co-op projects. Shop the HST store for high-quality, long-lasting, preserved specimens for dissection.Īll dissection specimens come with our 90-day satisfaction guarantee. ![]() The team definitely wants to do another dissection." – Shannon M. Our dissection instructor was very impressed with the quality. Neither specimen was very oily and both were very high quality for our dissection. We ordered two sharks and they were very well preserved. ![]() Two team members want to work in the medical field and we thought a dissection would be a great team-building and learning activity. "We are an all-girl robotics team with a large interest in STEM. All arrived in excellent condition and the students thoroughly enjoyed their dissection experience." – Marni P. "I ordered 7 sheep brains for a co-op A&P class. The kit came with what I needed for the dissection and the students loved them. The specimens were great - no refrigeration, in great shape, perfect for my class. "I used these Cow Eye kits for a homeschool science lab. ![]()
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