# thelabstockroom.com

> AI-optimized mirror of thelabstockroom.com containing 50 pages totalling 20,066 words of clean markdown content, structured data, and semantic HTML. Original source: https://thelabstockroom.com. Last updated: 2026-08-14T18:09:02.010Z.

Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG).

## Homepage

- [The Lab Stockroom | Lab Supplies & Science Equipment for Every Lab](/content/site-root.html): Shop over 9,000 lab supplies and science equipment from The Lab Stockroom. Glassware, chemicals, lab equipment, demonstration tools, anatomical models, and more for educators, labs, and institutions. Free shipping on US orders over $100. Same-day shipping on orders before 1 PM EST. Purchase orders accepted. (1,132 words)

## Articles & Blog Posts

- [3-Part Human Ear Model, 3X Enlarged, 29 Features – The Lab Stockroom](/content/products/am0038/index.html): Twenty-nine labeled features across outer, middle, and inner ear sections support detailed auditory anatomy teaching at 3x enlargement for classroom visibility. (385 words)
- [Eisco Plastic Pulley, Low Friction, Triple Tandem, 25, 38, 50mm dia. – The Lab Stockroom](/content/products/ph0281c/index.html): Triple tandem plastic pulley with 25/38/50mm ball-bearing wheels on an open-sided 17.6cm steel frame, eliminating cord-threading during setup in compound-pulley experiments. (390 words)
- [Laboratory Scissor Jack - 6" by 5"- Max Height 10", Min Height 2" – The Lab Stockroom](/content/products/ch0642a/index.html): Screw-operated laboratory scissor jack features a 6 x 5-inch steel platform with 55lb capacity and 2.5-to-9.75-inch height range for bench apparatus. (437 words)
- [EISCO Inorganic/Organic Chemistry Molecular Model Set, 101 Pieces – The Lab Stockroom](/content/products/ch0610/index.html): 101-piece teacher-grade molecular model set with 51 atoms and 50 bonds covering carbon, hydrogen, oxygen, nitrogen, halogens, sulphur, and phosphorus for organic-chemistry work. (313 words)
- [Scientific Optical Double Concave Glass Lens - Curved Physics Lenses – The Lab Stockroom](/content/products/fsc1029/index.html): Optically true diverging glass lens. 75mm diameter, 20cm focal length. This double concave lens is perfect for scientific physics experiments. Buy lenses here. (379 words)
- [Jumbo Universal Clamp Holder for Rods up to 20mm – The Lab Stockroom](/content/products/ch0664jm/index.html): Jumbo-sized for heavier apparatus, this universal clamp holder accepts rods up to 20 mm in diameter and bolts securely to retort stands for oversized load support. (365 words)
- [Heart & Lungs Model, Life Size, 7 Parts - Buy from hBBARSCI – The Lab Stockroom](/content/products/am0068b/index.html): Designed by medical professionals and educators and hand-painted by skilled artists to deliver the highest level of detail possible using vibrant, safe, eco-friendly paint. Buy now and get free shipping! (376 words)
- [EISCO Inorganic/Organic Chemistry Molecular Model Set, 65 Pieces – The Lab Stockroom](/content/products/ch0611/index.html): Sixty-five-piece molecular model set with 32 atoms and 33 bonds for demonstrating bonding angles, molecular geometry, and structural isomerism in introductory chemistry. (380 words)
- [Double-Parallel Plastic Pulley, 50mm Diameter – The Lab Stockroom](/content/products/ph0280b/index.html): Double-parallel plastic pulley with two 50mm wheels in a steel frame and end hooks, a compound unit for demonstrating multi-rope mechanical advantage in physics activities. (317 words)
- [EISCO Crystal Lattice - Graphite - Model Kit – The Lab Stockroom](/content/products/ch0603b/index.html): Graphite lattice kit whose atoms and connecting rods assemble into planar carbon sheets, showing the hexagonal bonding within each layer and the weak bonding between layers. (324 words)
- [Low-Friction Double-Tandem Plastic Pulley, 38 and 50mm Diameter – The Lab Stockroom](/content/products/ph0281b/index.html): Tandem double plastic pulley pairing 38mm and 50mm low-friction wheels on an open-sided steel frame, eliminating cord-threading during setup in compound-pulley experiments. (372 words)
- [7-Part Human Heart Model, Hand-Painted – The Lab Stockroom](/content/products/am0073/index.html): Seven hand-painted removable parts expose atria, ventricles, valves, and major vessels of the human heart, supporting detailed cardiac anatomy coursework. (374 words)
- [EISCO Basic Inorganic/Organic Chemistry Molecular Model Set, 78 Pieces – The Lab Stockroom](/content/products/ch0609/index.html): Seventy-eight-piece molecular model set with 45 atoms and 33 bonds for building basic organic and inorganic structures, packaged in a hard plastic case with standard-size pieces. (412 words)
- [Double-Tandem Plastic Pulley, 50 and 38mm Diameter – The Lab Stockroom](/content/products/ph0280d/index.html): Tandem double plastic pulley pairing a 38mm and a 50mm wheel in a steel frame with end hooks at 11.4cm overall length, rated for loads over 30 lbs in compound-pulley work. (368 words)
- [Specific Gravity Metal Cylinder Set - Alum., Brass, Copper, and Steel – The Lab Stockroom](/content/products/ph0110/index.html): Four-metal cylinder set at identical 1.5 by 0.4 inch dimensions in aluminum, zinc, copper, and steel, holding volume constant across specimens for isolated density comparisons. (402 words)
- [Polypropylene Graduated Cylinder Set, 7-Piece, 10mL-1L – The Lab Stockroom](/content/products/ch0354set7clpset7/index.html): Supplied as the seven most common classroom sizes, this polypropylene graduated cylinder set is Class B-tolerant, autoclavable, and raised-graduated for shatterproof bench use. (493 words)
- [EISCO Specific Gravity Cylinders with Hooks, Set of 4 – The Lab Stockroom](/content/products/ph0112a/index.html): Hook-topped for easy suspension, this four-metal cylinder set of brass, aluminum, steel, and copper supports density, specific-gravity, and specific-heat comparisons. (417 words)
- [Polypropylene Chemistry Beaker Set of 6 for Sale: 50-2000ml Graduated – The Lab Stockroom](/content/products/ch0137gset/index.html): Perfect classroom starter set or chemistry lab supply! Plastic graduated beaker set of 6: 50ml, 100ml, 250ml, 500ml, 1000ml, 2000ml. Chemistry beakers for sale. (328 words)
- [Eisco Labs Crystal Lattice Flouride Model Kit – The Lab Stockroom](/content/products/ch0603f/index.html): Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes, illustrating molecular symmetry and bonding geometry. (351 words)
- [Burette Clamp, Double, Casted – The Lab Stockroom](/content/products/ch0256b/index.html): Designed for parallel titration, this cast double burette clamp secures two burettes side by side for back-titration and comparative analytical procedures. (375 words)
- [Human Skin Model, 70X Enlarged, 13 x 9" – The Lab Stockroom](/content/products/am0088/index.html): Seventy-times enlarged skin cross section reveals epidermis, dermis, and subcutaneous layers with embedded hair follicles, sweat glands, and sensory nerves. (440 words)
- [Density Cube Set, 6 Metals, 20mm – The Lab Stockroom](/content/products/ph0108h/index.html): Stamped with element symbols for quick identification, this six-metal density cube set of brass, lead, iron, copper, aluminum, and zinc supports density and specific-heat work. (415 words)
- [EISCO Thermometer Clamp (with Boss Head) – The Lab Stockroom](/content/products/ch0667a/index.html): Thermometer-specific clamp with an integrated boss head, securing a thermometer to any support rod at the angle needed for hands-free temperature monitoring during an experiment. (382 words)
- [7-Part Human Eye Model - Enlarged 3X - Buy at hBARSCI – The Lab Stockroom](/content/products/am0026/index.html): Great value for this expertly designed & enlarged 3X life size. Molded using the highest quality polymers & hand-painted by skilled artists. Buy now and get free shipping. (386 words)
- [Insect Entomology Dissection Pins, Size 00, Museum Grade, Pack of 100 – The Lab Stockroom](/content/products/dispins/index.html): Size 00 museum-grade entomology pins in a hundred-pack, the thinnest gauge for mounting the smallest and most delicate insect specimens in permanent displays. (399 words)
- [EISCO Crystal Lattice - Sodium Chloride (NaCl)- Model Kit – The Lab Stockroom](/content/products/ch0603a/index.html): Sodium chloride lattice kit with 27 color-coded gray and green atoms plus 54 connectors for building the full cubic NaCl crystal structure in three dimensions. (341 words)
- [EISCO Bunsen Burner with Flame Stabilizer - LP – The Lab Stockroom](/content/products/ch0087/index.html): Liquid propane Bunsen burner adds a flame stabilizer and adjustable air vent for consistent, controllable flame shape during laboratory heating. (438 words)
- [Lattice Support Clamps, 12.5mm Rods, 12-Pack – The Lab Stockroom](/content/products/ch0664c/index.html): Pack of 12 metal lattice support clamps fitting rods up to 12.5 mm in diameter, tightened with an Allen wrench for constructing lattice frameworks on laboratory benches. (379 words)
- [Microscope Slides with Single Concavity, 10-Pack – The Lab Stockroom](/content/products/bi0086a/index.html): Slotted with a central well on each glass, these concavity microscope slides hold liquid samples for hanging-drop preparations and observation of specimens in suspension. (361 words)
- [EISCO Thiourea Paper Strips - Genetic Taste Testing (Vial of 100) – The Lab Stockroom](/content/products/fsc1033/index.html): Genetic taste-testing paper strips impregnated with thiourea demonstrate variation in human bitter-taste perception during biology coursework on genetics. (402 words)
- [Square Boss Head Clamp, Die-Cast Alloy, up to 16mm Rods – The Lab Stockroom](/content/products/ch0664/index.html): Square die-cast alloy boss head with metal thumbscrews, gripping square or round rods up to 16 mm and accommodating flat articles like rulers and drawing boards. (393 words)
- [Upper Triple Root Molar Model with Caries, 15X Enlarged, 2-Part – The Lab Stockroom](/content/products/am0046/index.html): Fifteen-times enlarged molar shows progressive caries decay through enamel and dentin into the pulp chamber, supporting dental hygiene and pathology teaching. (419 words)
- [EISCO Human Brain Model, 4 Parts, Hand Painted – The Lab Stockroom](/content/products/am0020/index.html): Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels. (389 words)
- [Optical Lens Set - 3 Dbl Convex, 3 Dbl Concave, 75mm D - 20/30/50cm FL – The Lab Stockroom](/content/products/fsc1019/index.html): Six-piece 3-inch optical lens set combining three double-convex and three double-concave glass lenses at 200mm, 300mm, and 500mm focal lengths for comparative refraction experiments. (390 words)
- [Optical Glass Lens, Double Convex, 38mm Diameter, 15cm Focal Length – The Lab Stockroom](/content/products/fsc1022/index.html): Optically-worked glass double convex lens with a 150mm focal length and 1.5-inch diameter, polished with ground edges for image-formation experiments in introductory optics. (375 words)
- [EISCO Crystal Lattice - Diamond - Model Kit – The Lab Stockroom](/content/products/ch0603c/index.html): Diamond lattice kit with 39 carbon atoms and 60 connectors for building the tetrahedral covalent network that gives diamond its exceptional hardness and optical properties. (365 words)
- [Eisco Labs Two-stroke Gas Engine Model – The Lab Stockroom](/content/products/ph0486/index.html): Turning the hand crank walks students through every stage of the 2-stroke gasoline firing cycle on a 14-inch model, an ignition light firing on compression for visual timing. (450 words)
- [Triple-Parallel Plastic Pulley, 50mm Diameter – The Lab Stockroom](/content/products/ph0280c/index.html): Triple-parallel plastic pulley with three 50mm wheels on a steel frame with end hooks, supporting three-rope compound arrangements for advanced mechanical-advantage investigations. (366 words)
- [Premium Human Ear Model, 4X Enlarged, 5-Part – The Lab Stockroom](/content/products/am0042/index.html): Four-times enlarged premium ear model with five separable sections exposes detailed outer, middle, and inner ear anatomy for upper-level anatomy teaching. (387 words)
- [Precleaned Glass Microscope Slides, 144/PK - Buy at hBARSCI – The Lab Stockroom](/content/products/bi0084d/index.html): Optically flat glass slides made from high quality soda glass. With ground polished edges and frosted end for labeling. Size 1x3". Bulk discounts available. (366 words)
- [Single Plastic Pulley, 50mm Diameter – The Lab Stockroom](/content/products/ph0280a/index.html): Low-friction plastic pulley on a steel frame with end hooks and a 50mm wheel, rated to hold over 30 lbs for single-pulley, fixed, or movable mechanical-advantage configurations. (376 words)
- [EISCO Micrometer Screw Gauge, Nickel Plated Brass - Range 0-25x0.01mm – The Lab Stockroom](/content/products/ph0086/index.html): Ratchet-stopped nickel-plated brass 25 mm micrometer screw gauge reading to 0.01 mm with ±0.003 mm accuracy at 10 mm, supplied in a storage case for student precision work. (381 words)
- [Density Cubes - Aluminum, Brass, Lead, Steel - Set of 4 - 32mm – The Lab Stockroom](/content/products/ph0108pcb/index.html): Four-metal 32mm density cube set with hooks in brass, lead, aluminum, and steel in a snap-top case, with masses between 50 and 400g for 5N spring-scale suspension work. (507 words)
- [6-Piece Drilled Ball Set in Plastic Case – The Lab Stockroom](/content/products/ph0109cb/index.html): Twelve-ball drilled set in a foam-lined plastic case with two each of aluminum, brass, cork, lead, steel, and wood for multi-material pendulum, density, and specific-heat comparisons. (383 words)
- [4-Piece Specific Gravity Cubes Set with Hooks – The Lab Stockroom](/content/products/ph0108/index.html): Four-cube specific gravity set in brass, iron, aluminum, and zinc, each 20mm on edge with a top hook for suspending in water during Archimedes-principle and buoyancy experiments. (373 words)
- [Low-Friction Single Plastic Pulley, 50mm Diameter – The Lab Stockroom](/content/products/ph0281a/index.html): Low-friction single plastic pulley with a 50mm wheel on an open-sided steel frame, eliminating the need to thread cord through a closed frame during setup. (323 words)
- [Specific Gravity Metal Blocks - Set of 4- Alum., Brass, Copper, Steel – The Lab Stockroom](/content/products/ph0111/index.html): Four-metal block set at 2 by 0.5 inch dimensions in brass, aluminum, steel, and copper, with identical volumes across specimens for direct mass-density comparison. (437 words)
- [Optical Lens Set - 3 Dbl Convex, 3 Dbl Concave, 50mm D - 20/30/50cm FL – The Lab Stockroom](/content/products/6pc-optical-lens-set-double-convex-concave/index.html): Six-lens optics set of three double-convex and three double-concave glass lenses with ground beveled edges, designed for image-formation and focal-length investigation. (399 words)
- [EISCO Sodium Benzoate Paper Strips - Genetic Taste Test (Vial of 100) – The Lab Stockroom](/content/products/fsc1032/index.html): For demonstrating inherited taste variation, this vial of 100 sodium benzoate test strips reveals whether students perceive the paper as sweet, bitter, salty, or tasteless based on genetics. (354 words)

## Resources

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