Humboldt

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Humboldt

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  • High-Temperature Burners

    Humboldt

    When an extremely hot flame is required, these Meker-type burners form uniform blue cones of intese heat with no backflashes. Onepiece, nickel-plated venturi tube. Die cast, zinc alloy, nickel plated octagonal base. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for…

  • Standard Burner with Air Regulator Only

    Humboldt

    Humboldt Bunsen Burners are high-quality, American-made burners with nickel-plated, die-cast zinc bases. Burners feature aluminum mixing tubes and serrated gas inlet connections. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch…

  • Stainless Steel Measures

    Humboldt

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

  • Hand Centrifuge

    Humboldt

    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…

  • Cork Borer Sets with Handles, Plated Brass Set

    Humboldt

    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.

  • Screw Compressor Clamp, Closed Jaw (Hoffman)

    Humboldt

    Screw Compressor Clamps are used to control the flow in flexible tubing. The clamps have a machined adjustment screw to permit accurate regulation of the flow. All corners are rounded to prevent cutting of the tubing. The clamps feature brass construction that is plated for corrosion resistance and…

  • Standard Burner with Air Regulator Only & Flame Stabilizer

    Humboldt

    Humboldt Bunsen Burners are high-quality, American-made burners with nickel-plated, die-cast zinc bases. Burners feature aluminum mixing tubes and serrated gas inlet connections. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11…

  • Water Baths

    Humboldt

    The Water Bath supports the following standards: ASTM D6927, D5581, D4867 Water Bath with microprocessor-based temperature control for precise temperature control throughout the range. Similar to the H-1390 Waterbath, but does not include a magnetic circulator. It includes a stainless steel…

  • Penetrometers

    Humboldt

    Universal Penetrometers Direct-reading instrument for precision penetration measurements of bituminous materials, cement, petrolatum and waxes, as well as food, cosmetics and pharmaceutical products. Unit has 5" diameter indicator dial, graduated in 400 divisions of 0.1mm, corresponding to 40mm…

  • General Purpose Tirril Burners

    Humboldt

    These noiseless burners provide a clear flame of any desired height from 1/2" (12.7mm) to 12" (305mm), with separate control of both flame temperature and flame length. The burners incorporate threaded aluminum air control sleeves and precision machined, fine-pitch brass needle valves…

  • Burette Clamps

    Humboldt

    Two prong zinc-plated, stamped steel with aluminum alloy holder is adjustable by checknut to any angle Takes objects from 3/8” to 1 3/8” diameter. Fits rods up to 1/2” diameter. Length: 6 3/8”.

  • Large Deluxe Water Baths

    Humboldt

    The Large Deluxe Water Bath supports the following standards: ASTM D6927, D5581, D4867 Water Bath with microprocessor-based temperature control same as H-1390, except volume is: 14 gallons (53L) and dimensions are 20" x 20" x 10" deep (508 x 508 x 254mm). Shipping wt. 74 lbs.…

  • Mortar & Pestle (Plattner's)

    Humboldt

    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…

  • Cork Borer Sets with Handles, Plated Steel Set

    Humboldt

    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.

  • Deluxe Water Baths

    Humboldt

    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…

  • Adjustable Micro-Bunsen Burner with Adjustable Gas Valve

    Humboldt

    Humboldt's Adjustable burners utilize the same high-quality die-cast bases as our Standard Burners, but provide a precision needle valve to achieve an accurate, adjustable flame. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch…

  • Stainless Steel Round Nose Scoops

    Humboldt

    Bowl Vol./Water (oz/cu. in.): 3.3 (6.1), Length: 5" (114mm), Width: 2-1/2" (63mm), Depth: 1" (25.4mm), Overall Length: 9" (228mm).

  • Medium Riffle-Type Sample Splitters

    Humboldt

    The Humboldt Medium, Riffle-type Sample Splitter supports the following standards: ASTM B215, ASTM C136, ASTM C702, ASTM C778, ASTM D421, ASTM D424, ASTM D457, ASTM D806, AASHTO T27, AASHTO T144, AASHTO T248 Humboldt, Riffle-type sample splitter can be used to divide or halve dry materials such…

  • Small Riffle-Type Sample Splitters

    Humboldt

    The Humboldt, Small, Riffle-Type Sample Splitter supports the following standards: ASTM B215, ASTM C136, ASTM C702, ASTM C778, ASTM D421, ASTM D424, ASTM D457, ASTM D806, AASHTO T27, AASHTO T144, AASHTO T248 Humboldt, Riffle-type sample splitter can be used to divide or halve dry materials such…

  • Mortar & Pestle for Crushing Hard, Tough Substances

    Humboldt

    Made of hardened alloy tool steel. Pestle has ball-end to fit bottom of mortar cavity. Mortar: 3 x 3 x 4-1/2"H (76 x 76 x 114mm); bore: 2" dia x 3" deep (51 x 76mm). Pestle: 9-1/2" (241mm) overall length. Shipping. wt. 16 lbs. (7.3kg)

  • Extra Long Tongs

    Humboldt

  • Penetration Needles for Bituminous Material

    Humboldt

    Bituminous materials; ASTM D5; AASHTO T49, IP49; ASA Std., A37.1; Fed Spec. SS.R. 406C, Meth. 214.01, Standard hardened stainless steel needle. H-1280 and H-1300 feature 40-45mm exposed needle lengths; H-1290 features 50-55mm exposed needle length. Wt. 2.5g.

  • Tirril Burner for Small-Scale Burning Test

    Humboldt

    The Tirril Burner for Small-Scale Burning Test (ASTM D5025) supports the following standards: ASTM D5025 Humboldt's Flame Test Burners are designed to be used as ignition sources for small-scale burning tests, such as the UL flame test and other similar test standards. Supplied complete with…

  • Cork Boring Machine

    Humboldt

    Designed to mount on any tabletop, the Humboldt Cork Boring Machine has an adjustable guide that permits holes to be bored in any part of a stopper. The knurled chuck accommodates the 9/16" (14mm) shank of the eight, plated-steel borers included with the unit. The steel borers range from 3/16" to…

  • Flask Tongs

    Humboldt

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

  • Triangular Base Support Stands

    Humboldt

    Powder-coated with plated steel rod

  • Grease Testing Penetration Needles

    Humboldt

    Grease-testing penetrometers; ASTM D217, D937. ASA Std. Z11.3.

  • Swivel Clamp Holder

    Humboldt

    For attaching extension clamps to supports Aluminum construction Has swivel for rods up to 5/8” diameter

  • Burner Gas Connector

    Humboldt

    Flexible tube of rust-resistant steel covered with rubber and wrapped with braided cotton cloth. Slip-on ends for attachment to 9mm gas lines. 3 ft. long.

  • Riffle-Type Sample Splitters with Removable Hopper

    Humboldt

    Humboldt, Riffle-type sample splitter with removable hopper can be used to divide or halve dry materials such as cement, gravel, powdered ores, coal, coke, sand, soils, etc. Material poured into the hopper is divided into two equal portions by a series of chutes that discharge the material…

  • Single, Softening Point Apparatus Set, Electric

    Humboldt

    Ring and ball method softening point apparatus used for single determinations, asphalts, pitches, tars and most resins. Includes hotplate, beaker, support stand, 1 ring, wire gauze with ceramic center, thermometer clamp, 1 shouldered ring and stem with hardened steel ball. Meets ASTM D36, E28;…

  • Stainless Steel Flat Nose Scoops

    Humboldt

    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:…

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