Flat round edge nickel-plated steel wire jaw construction.

Hardened alloy tool steel, for crushing hard, brittle materials such as ores, minerals, etc. Mortar 76 mm diameter x 25 mm high Cavity 30 mm diameter x 9.5 mm deep, fitted with precisely machined, removable sleeve for holding crushed material in cavity Pestle 76 mm long x 25 mm…

Tongs, Riveted Joint, steel, nickel plated, 3/16" (5mm) wire size, 9" (229mm) length.

With a full 360° jaw rotation, this fully adjustable clamp is ideal for attaching to rods up to 3/4" (19mm) in diameter. The clamp has an aluminum muff with steel thumbscrew and phosphor bronze jaws. The maximum distance from the jaw to the muff is 4-3/8" (111mm) and the overall length is 5-1/2" (140mm).

The Deluxe Water Bath supports the following standards: ASTM D6927, D5581, D4867 Water Bath with microprocessor-based temperature control for precise temperature control throughout the range. Includes magnetic circulator, ensuring constant water temperature, and, a stainless steel shelf, which…

This clamp can be instantly detached from vertical surfaces such as heaters. It is constructed of aluminum and incorporates a 5/16"-18 by 1-1/4" steel thumbscrew. The clamp is 1-3/16" wide by 2-15/16" (30mm x 59mm) long and measures 1-3/8" (35mm) from muff center to the dovetail.

Screw Compressor Clamp, Standard Open-Jaw C-Clamp without side post. Jaw Opening: 0-7/8" (0-23mm) Max Height, 1-1/8" (30mm) Max Width

Heavy gauge nickel dishes have straight sides, flat bottom, and pour lip.

This hand-operated centrifuge is ideal for rapid settling of suspended solids from small quantities of liquid in analytical or clinical procedures at speeds up to 2000 RPM. The hand crank and steel worm with bronze spiral gear is set at a 15 to 1 ratio. The long-sweep crank is detachable and…

Manufactured from heavy die-cast aluminum, this clamp is designed for clamping two pieces of apparatus into any of the three following positions: right angles, parallel, or vertically. The clamp will accommodate attachments up to 1/2"(13mm) in diameter.

Humboldt Aspirator Filter Pumps offer excellent performance for vacuum filtrations under both high and low water pressure conditions. The pumps feature a ball-type, positive-action valve in the suction tube which prevents water backflow if the pressure is reduced.

Meets U.S. Pharmacopeia XIX. Made from hardened tool steel in accordance with specifications for Powdered Glass Test. Mortar has a flat-bottomed cylindrical cavity. Mortar: 76.2mm. O.D. cavity: 50.8mm dia x 43.9mm deep; Pestle: 50.4mm dia, 108mm overall length, Shipping. wt.: 8 Lbs

Hollow ground cutting blades in a conical arrangement for fast, effective sharpening of cork borers. Blades are hardened tool steel for long life.

Wooden handle and horsehair bristle. Bristle length is 2-3/4"x 1-1/8"x 3/4" (70mm x 29mm x 19mm), and the overall dimension is 10-1/2" (267mm).

These inexpensive sets are used to bore holes in corks and rubber stoppers. They consist of plated tubing with precision ground cutting edges. The smooth plastic handles are stamped with a number designation. A punch is included with each set.

Forged Stainless Steel Jaws Accurately Aligned, Tapered and Corrugated for Gripping, 3/16"(5mm) Wire Size, 9"(229mm) Length.

Max. opening 1-7/8"(48mm), Stainless Steel, 1/4"(6mm) Wire Size, 9"(229mm) length

The Single, Softening Point Apparatus Set supports the following standards: ASTM D36, E28, AASHTO T53 Ring and ball method softening point apparatus used for single determinations, asphalts, pitches, tars and most resins. Includes burner, beaker, support stand, 1 ring, wire gauze with ceramic…

Handles dishes and other articles from 3 to 4-3/4" (75-120mm), Stainless Steel, 9-1/2" (241mm length).

These Rod Clamps are otherwise known as the "muff" portion only and can be used to create custom clamps to satisfy a wide range clamping applications.

1196Y21 & 1196Y22: Bowl Vol./Water (oz/cu. in.): 6.6 (12.2), Length: 5-1/2" (139mm), Width: 3" (76mm), Depth: 1-1/2" (38mm), Overall Length: 9.3" (236mm). 1196Y23 & 1196Y24: Bowl Vol./Water (oz/cu. in.): 29 (53), Length: 8" (203), Width: 5-1/2" (139mm), Depth: 2-1/2" (63mm), Overall Length:…

Distance from center of ring to center of clamp: 4-1/4" (108mm). Plated. Attaches to support rods up to 3/4" (19mm) in diameter.

Economy Sieve Shaker, which complies with ASTM C136 Standards, the Humboldt Motorized Sieve Shaker can be used with 3", 5" and 8" sieves. 1/4 HP motor handles up to (10) 8" sieves, (12) 5" sieves and (16) 3" full-height sieves; and, (18) half-height 8" sieves. 1/4 HP motor, 115V, 60Hz with 30…

Designed to safely and conveniently secure compressed gas cylinders in an upright position. Accommodates cylinders 4-1/2" to 11" (114mm to 279mm) in diameter. The heavy-duty clamp with adjustable thumbscrews fits conveniently on any bench up to 2" (51mm) thick without marring the surface.

Similar to the H-8950, this clamp has a phosphor-bronze spring clip attached to an aluminum rod-holding block for thermometers and 2 "v" notches designed to hold the H-1602 ring and stem assembly in an ASTM Softening Point Apparatus, but can be used to suspend other items, such as pitch cubes. The…

1196Y26: Wooden handle and horsehair bristle. Bristle length is 2-1/2"x 1"x 3/8" (64mm x 25mm x 10mm) and overall dimension is 10-1/2" (267mm). 1196Y28: Wooden handle and horsehair bristle. Bristle length is 1-1/2" x 1-1/4" diam. (38mm x 32mm), and the overall dimension is 5-1/4" (133mm).

Wire gauze squares with turned edges. Material: Nickel Steel Alloy

Low-form aluminum laboratory beakers with pour spout. One-piece construction eliminates breakage.

Length: 2-1/2" (635mm), Width: 2-1/2" (635mm), Overall Length: 9" (228mm).

Measures feature convenient handle and graduations in milliliters and ounces on inside of cup.

The Humboldt Mfg. Co crucible tongs are suitable for use in research facilities and chemical laboratories while conducting experiments. They are made of high quality material which ensures long lasting usage.

Made of nickel-plated zinc alloy, with hardened steel cutting wheels Spring-loaded, to remain open until used For tubes up to 38 mm diameter