General

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Molded in polypropylene, spatulas feature a spoon on one side. Available in 6" or 8" lengths. (12 per PK )

STAINLESS STEEL SPATULA, 8" (ONE END FLAT, ONE END SPOON) (10 per PK )

Steel rod, zinc-plated extension support rings. Rod diameter 5/16", overall length 12" for all sizes. (1 per EA)

Steel rod, zinc-plated support ring with attached boss-head clamp and thumbscrew. Distance from support to center of ring is 4-1/2" for all sizes. (1 per EA)

These grade XXX tapered cork stoppers are an excellent choice for general laboratory use. They are effective for both liquid and solid mediums, and offer light weight, resilience and compressibility. Chemically inert and moisture resistant. Sold as packs (100 per PK )

These grade XXX tapered cork stoppers are an excellent choice for general laboratory use. They are effective for both liquid and solid mediums, and offer light weight, resilience and compressibility. Chemically inert and moisture resistant. Sold as packs (100 per PK )

These grade XXX tapered cork stoppers are an excellent choice for general laboratory use. They are effective for both liquid and solid mediums, and offer light weight, resilience and compressibility. Chemically inert and moisture resistant. Sold as packs (100 per PK )

Manufactured with 304 Stainless Steel, United Scientific™ REUZ™ (“re-use”) Pharma Scoops have polished surfaces and rounded edges. The corrosion-resistant stainless construction includes large handles and smooth, large radius interior surfaces for easy cleaning and protection against bacteria deposits. Includes large rims near the handle to protect against spills when the scoop is tilted up. Intended for handling powders and granules in laboratory and production settings. Available in sizes from 10 mL to 2500 mL. Sold individually. REUZ™ products from United Scientific promote sustainability in all laboratory environments. (1 per EA )

Manufactured with 304 Stainless Steel, United Scientific™ REUZ™ (“re-use”) Pharma Scoops have polished surfaces and rounded edges. The corrosion-resistant stainless construction includes large handles and smooth, large radius interior surfaces for easy cleaning and protection against bacteria deposits. Includes large rims near the handle to protect against spills when the scoop is tilted up. Intended for handling powders and granules in laboratory and production settings. Available in sizes from 10 mL to 2500 mL. Sold individually. REUZ™ products from United Scientific promote sustainability in all laboratory environments. (1 per EA )

Reversible racks can be used for 0.5ml or 1.5ml capacity tubes. Both sides of the rack can hold up to 108 tubes, and feature alpha-numeric grid for inventory management. Included transparent lids can be used to cover either side to provide a clear view while protecting stored tubes. (5 per PK )

Sturdy autoclavable racks are compatible with both 1.5 ml and 2.0 ml Micro Centrifuge Tubes. Racks lock together on each side so that several can be attached for larger experiments. Each hole has molded in numbers for sample identification. Ergonomic desi (8 per PK )

Polypropylene racks contain grids on both sides. One side holds 1.5/2.0 ml micro centrifuge tubes with extra smaller positions for 0.5 ml tubes, and the other side holds 0.5 ml micro centrifuge tubes with extra positions for 1.5/2.0 ml micro centrifuge tu (6 per PK )

Heavy porcelain base measures 6" x 6" and includes a glazed finish to prevent chemical seepage. A hole for the removable support rod is conveniently located in the center of the base, and rubber feet are affixed to the base bottom to prevent sliding and/or damage to the work surface. The included aluminum support rod measures 20" long with a 3/8" diameter. (1 per EA)

These test tube baskets are made of polypropylene. Autoclavable, unbreakable and non-corrosive baskets are ideal for rinsing and draining glassware. They are also useful for storage of test tubes or culture tubes during sterilization or incubation. (6 per PK )

Polycarbonate racks feature ergonomic design for easy handling. Provides good chemical resistance. Autoclavable and withstands temperatures from -135°C to 135°C. Includes molded-in numbers and letters for easy identification of test tubes. (4 per PK )

Cast iron base with gray enamel finish. Base measures 6" x 11" x 3mm thick. A welded plate on the mounting hole gives the support rod 10mm of screw support, which is three times thicker than traditional stands. Includes a removable, zinc-plated steel support rod, measuring 36" long and 1/2" in diameter. An 80mm torque rod helps secure the support rod to the base plate. (1 per EA )