Supplies

Gooch crucibles have a perforated bottom and include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Used for determination of total suspended solids. (1 per EA)

Shallow form with lip and flat bottom. Glazed except for rim and part of the outside bottom. Autoclavable. Withstand temperatures to 1150°C. To prevent thermal stress cracks, we strongly recommend a heating/cooling rate not exceeding 200°C per hour. Unite (6 per PK )

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E-288. Batch certified. (1 per EA)

Our deluxe line of two prong burette clamps are made of pressure die casted zinc alloy and are chrome plated. Adjustable to hold up to 60mm OD burettes, these clamps feature a spring-type adjustment key. Boss head clamp can swing freely and is lockable at (1 per EA)

Our clamps feature strong cast iron frames and a screw-thread mechanism that provides a sturdy grip. (1 per EA)

Plated steel collar clamps feature thumbscrews and hooks for suspending pulleys, balances, etc. from support rods or crossbars. (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 )

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. 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 )

Glazed, with spatula on one end and spoon on the other end. (1 per EA)

Soft, silicone grip provides improved comfort and handling. Blade is constructed of stainless steel with a flexible, rounded end. Handle is manufactured of polypropylene and layered with a silicone grip. Handle dimensions are 4-1/8”L x 1”W x 1/2”H. Latex-free. Autoclavable. (1 per EA )

Manufactured with high-quality 304 Stainless Steel, United Scientific REUZ™ (“re-use”) Offset Spoon Spatulas include an offset spoon on one side and a spatula on the other side. Useful in laboratory settings where easily sterilized stainless steel is desired. Constructed of a single piece of stainless steel with a polished surface to resist contamination. Intended for use with most powders, granules, pastes and liquids. Available in sizes from 155 mm to 395 mm. Sold individually. REUZ™ products from United Scientific promote sustainability in all laboratory environments. REUZ™ products from United Scientific promote sustainability in all laboratory environments. (1 per EA )

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

Knee-length lab coats made of easy care white cotton blend fabric (65% polyester, 35% cotton). Our coats feature one upper left breast pocket, two roomy lower pockets, side pocket slit openings, and a sewn-down back belt. (1 per EA)

Quartz Glass Crucible Lid 25ml fits #CGQ025 (1 per EA)

Quartz Glass Crucible Lid 100ml fits #CGQ100 (1 per EA)

Wide form crucibles include lids. Crucibles are glazed on inner and outer, surfaces except for the outside bottom and rim. (6 per PK )

Shallow form with lip and flat bottom. Glazed except for rim and part of the outside bottom. Autoclavable. Withstand temperatures to 1150°C. To prevent thermal stress cracks, we strongly recommend a heating/cooling rate not exceeding 200°C per hour. Unite (6 per PK )

Shallow form with lip and flat bottom. Glazed except for rim and part of the outside bottom. Autoclavable. Withstand temperatures to 1150°C. To prevent thermal stress cracks, we strongly recommend a heating/cooling rate not exceeding 200°C per hour. Unite (6 per PK )

Wide mouth flasks are ideal for titrations and culture work. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Feature heavy-duty rims and graduations in durable white enamel. (48 per CS )

This corrosion-resistant polypropylene holder can be used with 3" to 6" diameter funnels, and includes an extra plate to accommodate 1" to 3" diameter funnels. Two tapered wedges are provided to ensure firm grip on rods measuring 1/2" or 3/8" diameter. (12 per PK )

These polypropylene 2-piece funnels are light-weight, easy to clean and autoclavable. The top portion snaps into the lower one, forming a vacuum seal that does not require greasing. The base of the top portion has a perforated filter plate. (12 per PK )

These pear-shaped borosilicate glass funnels include a PTFE stopcock and a plastic stopper. Feature a marking spot and large white block letters for easy identification of capacity, as per ASTM E-1096. PTFE stopcocks are compliant with ASTM standard E-675 (2 per PK )