"The Mystery of Lyle and Louise"

Red-pigmented halophile from evaporating salt ponds; requires 25% salt medium, lyses easily in plain water, releasing DNA.

All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

Nitrogen fixation, produces nodules on legume roots. Bacteroids from nodules can be X, Y, and club shapes.

Produces streptomycin. Branching mycelium and coenocytic hyphae. 

The presence of A. viscolactis in milk is a common cause for sliminess or "ropiness".

Explore alternation of generations.

Pre-cleaned slides with rounded corners.

Illustrate the Chemical Variety in Soil

Primer balances are the perfect scales for budding scientists.

This replacement high-concentration diamond wheel is six inches in diameter.

Set of nine brass hooked weights ranging from 10 to 1000 g, perfect for classroom or lab experiments. Supplied in a wooden block for easy storage.

At approximately three times life-size with four removable parts, this model offers a comprehensive view of the human ear. It has representations of the outer, middle and inner ear, featuring a removable eardrum with hammer, anvil and stirrup.

Use as a starter kit or a refill.

Soft and pliable bandages provide maximum cushioning.

Solid, black stoppers contain a high percentage of pure rubber and weigh less than neoprene.