"activities&amp"

A contamination-resistant water sampling system designed for collecting clean samples at specific depths during field and lab investigations.

A simple, touch start operation enables exceptional mixing performance with one handed operation.

Auditable access records.

A multi-plate sampler that helps students and educators collect and compare zebra mussel populations by size and density in freshwater environments.

Titrets® test kits use reverse titration to quantify concentrations in aqueous samples

Online PD course covers common risks and hazards in younger secondary STEM classrooms.

This harmless insect parasitizes the Sarcophaga (flesh fly) pupae. Females usually lay 30–50 eggs in the pupae, which provide food for the Nasonia larvae when they hatch.

Get accurate water testing results with the Free Chlorine colorimeter. With a digital read out, there is no more struggling to determine colors visually. This free chlorine tester's compact design fits in your pocket or stores easily in your shop.

The HI3831F is a chemical test kit that uses the DPD method to measure free chlorine. The HI3831F is supplied complete with all of the reagents and equipment necessary to perform approximately 50 tests.

The skull of the Bullmastiff reflects its canid origins and breed characteristics, being 60% Mastiff and 40% Bulldog; a short muzzle preferably with a level or slight under bite like a Bulldog, and a heavy, square skull with moderately wide set eyes like a Mastiff. This skeleton would be a great addition to any veterinary program or comparative anatomy program focused on canid evolution.

The Sol-Care Safety Multi-Sample Blood Collection Needles are designed with a safety shield that completely covers and locks over the needle after use to protect against needlestick injuries.

Designed for Strong, Consistent Mixing of Microplates.

Enhance your school's 3D printing program with cloud software.

The first manikin to simulate a baby's varying needs is even better.

High-quality binoculars at an affordable price.

The myTempTM 65HC Incubator is designed to provide accurate and uniform temperature control from 0 to 60 °C.