"SILICO & chemical PORCELAIN SE"

Increase acidity and promote moisture retention with this soil mixer, which can help you start seeds, rootings, transplants and cuttings. 1.35kg.

The rounded, differently sized stones make your tank look like a stream bed.

Attractive Bottom Cover Enhances Natural Filtration and Nitrogen Cycling
Gravel contains no lead or chrome and won’t change the pH or chemistry of the tank. Pebble sizes up to 1/4" dia.

Fast and easy-to-use, this kit contains two dropper bottles for accurate dispensing of test solutions, non-staining test tube with snap cap, and instructions. It comes with enough solution for 130 tests and can be used in either fresh or salt water. Range: 0–8 ppm ammonia.

Vermiculture Starter Kit

Screen Aquarium Top
It features an inset metal screen in the center to easily convert your aquarium to a terrarium. You can even add large plastic tubes at the access holes to turn it into a gerbil run. It also accommodates a light strip.

Use this cone-shaped fine-mesh nylon net to let water pass while you filter out plankton.

Consisting of sphagnum peat moss and organic fibers, this clean, odorless, long-lasting bedding won’t pack down.

Waterproof Unit Is Completely Safe, Even When Wet

With no metal corners or panels, these plate glass aquaria allow students to carefully observe aquatic life from all angles.

Simplify aquarium setup.

Improper pH can cause your fish stress and lead to disease. You can treat up to 944 gallons of fresh water.

Add color to your aquarium, while adding cover and security for your fish with these simulated aquatic plants. Artificial plants are low maintenance and can be easily cleaned. Plants vary from 4 to 9 inches in height and include a base to securely anchor in the tanks gravel.

Microscopy tool to estimate size and counts.

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Bring a pond inside your classroom. This comprehensive collection features a variety of organisms commonly found in a freshwater pond. Using the variety of specimens in this single jar, your students can discover the fascinating diversity of life that exists in a typical small body of water.
Includes algae, Protozoa, Hydra, Planaria, Daphnia and other common organisms.

Ideal tool for aquatic ecosystem studies. Collect periphyton samples with ease using this specialized sampler, perfect for water quality and aquatic ecosystem studies.

Mature specimens of this widely studied annelid are provided.