The total price mentioned on the product page next to the photograph is the final price. Beakers are the workhorse glassware of any chemistry lab. It is used to. Traditionally, the standard solution is filled in the burette. L-Thyroxine-BSA polyclonal antibody is used for radioimmunoassays. 2"/2. A burette is a piece of volumetric equipment used in all types of titrations. 85. Aldrich® Benchclamp™ 3-prong, stainless steel. Compare this itemFor over 40 years, Lab Pro has been committed to delivering the most accurate glassware for measuring volume to our customers worldwide. fisher clamp. The pressure of the titrant in a full buret is often enough to force all bubbles out. In stock. Features a straight bore, PTFE stopcock. Burette Stop Cork. Loony Davis What is a burette? A burette is a laboratory equipment commonly used to carry out a titration. BrandTech™ BRAND™ Titrette™ Digital Bottle-top Burets are suitable for most titrants in concentrations up to 1 mol/L. Fabricated by making use of quality-tesAvogadro's number, N0, is defined as the number of atoms in exactly 12 g of isotopically pure C12. Whether you require 50 ml or other capacities, we offer competitive prices without. Ideal for analytical chemistry, food industry and water analysis. 5. D. 11. 2. 24. Burette, 50mL - Class B - with PTFE Stopcock - Blue Graduations. 5. 03mL •250mL volumetric flask – within +/- 0. Microlit Tl-50 E-burette Calibrated, Model: Ti-50 ₹ 71,500/ Piece. A mole (mol) of any substance is the amount that contains N0 units of the substance. 00 - ₹25,400. It is a long, graduated glass tube, with a stopcock at its lower end and a tapered capillary tube at the stopcock's outlet. Country of Origin: Made in India. Burette (Volumetric burette, buret) is a volumetric measuring laboratory glassware which is used in analytical chemistry for accurate dispensing of variable, and for measuring the volume of a liquid, especially of one of the. The two. 25. Buret has colored markings, fine, sharp lines and large easy-to-read numbers. The accuracy is usually measured in terms of the tolerance, which is the uncertainty in a measurement made with the glassware. Up to 50% by the box. An acid burette is used to dispense. 30 Day Replacement Guarantee. Fisher Scientific, Bishop Meadow Road, Loughborough, Leicestershire, LE11 5RG © Fisher Scientific UK Ltd All rights reserved. Inner diameter of a burette must be equal in its whole length, because the accuracy of volume measurement depends upon that. Digital burets use a high-precision syringe to deliver precisely measured samples, ensuring accuracy for industrial titrations, environmental fieldwork, general chemistry and wastewater treatment applications. Plastic, Borosilicate Glass Microlit Tl-10 E-burette Calibrated,. Burette (Volumetric burette, buret) is a volumetric measuring laboratory glassware which is used in analytical chemistry for accurate dispensing of variable, and for measuring the volume of a liquid, especially of one of the reagents in a titration. 2023-07-24 00:31:30. edu. This is a plain and simple cylindrical trough made of glass. A burette functions as a tool for measuring both liquids and. dTrite Digital Burette is an electronic device that delivers accurate, precise and convenient bottle-top titration while reducing the risk of accidental chemical contact and operator fatigue. Price: $19. In volume, manual burettes can range from 5 to 4,000 cc. The most common types are acid-base titrations. 6. Language. 4 out of 5 stars. The basic set-up of a titration usually includes the following: A buret containing a titrant of a known concentration; A flask containing an analyte of unknown concentration or quantity; For any titration the titrant and analyte must react both quickly and to completion. Fabricated by making use of quality-tesA burette is a device used in analytical chemistry for the dispensing of variable, measured amounts of a chemical solution. Divisions - 2000ml Reservoir Capacity - With Intermediate Stopcock & Schellbach Stripe - Eisco. 82 inc VAT. 4. 95 Add to Cart Quick View 50 ml Burette, PTFE Stopcock $31. 10 Inch Stainless Steel Laboratory Brushes. Vintage Chemistry Equipment. 3 borosilicate glassBurette chemisrty lab glassware manufacturers, suppliers and exporters in India. The buret is etched with calibration markings at 0. 89. 20. Contact Supplier. 00 graduation mark and turn the stopcock slightly to release some of the solution into the waste beaker. Used for titrations because of their precision and accuracy, automatic burets are designed for lab use, water treatment plants and field analysis, among other applications. Contact Supplier Request a quote . 6/ Piece Delivery fee is not included Burette (Volumetric burette, buret) is a volumetric measuring laboratory glassware which is used in analytical. They are one of the most common and useful pieces of chemistry lab glassware. View Price and Availability. 10mL Graduation Class 'B' 36. The overall height is 75 cm, and the tube is about 15 mm in diameter. CLS211650. 2 Planning Reaction Schemes; 7. Used to dispense and measure a variable amount of a chemical solution in analytical chemistry at the same time, burettes feature a long, graduated glass tube with a stopcock on its lower end for liquid measurement. He adds a base from the burette to an acid. Slightly lift the funnel to prevent the liquid from overflowing. 9. 10mL graduations Includes an attached PTFE straight bore stopcock Made of high quality acrylic; tolerates most dilute minerals, acids, and bases This 25mL Acrylic Burette is durable,. Browse a full range of General Purpose Burets products from leading suppliers. Calibrated for delivery. We supply educational scientific laboratory instruments lab supplies and equipment used in Schools, Universities, Colleges, Home Schools and Labs. 6*****f. 6. Compared to a volumetric pipette, a burette has similar precision. 4" in. 10 cm3. Extract of sample "Calibration of Glassware". There are typically volume markings along the side and a stopcock to control flow. eisco Glass Burette (Class B) - 50ml. BSW 400 Degree C Laboratory Burette for Chemistry, Capacity: 50-100 mL ₹ 150/ Unit Get Latest Price . Unit price (25ml): US $ 4. burette 10ml. Compared to a volumetric pipette, a burette has similar. Compare this item. ₹999. Find glass, PTFE and acrylic burettes at Grainger in a range of sizes and tolerances. Verified Purchase Early Reviewer Rewards. Free LIVE Demo and App Download India Customer Support +911712180246 FAQs Sell On Laboratorydeal?Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. •Burette – apparatus into which the unknown solution is placed. Compare this item. $100 to $299 (1) $300 to $499 (2) Availability . Grease-free interchangeable PTFE key with 1. ) 1194M54, 1194M55, 1224B89, 1221V47, 1224B90 and 1221V48. Using A Burette. • with Glass key/Rotaflow/PTFE Stopcock (Optional) • ISO-compliant. The. Laboratory Burette ₹ 180/Piece. 95. It is a long, graduated glass tube, with a stopcock at its lower. It is used in quantitative chemical analysis to measure the volume of a liquid or gas. 00 graduation mark and turn the stopcock slightly to release some of the solution into the waste beaker. Holds two burets from micro to 100mL size. Borosil 2153A06 AUTO BURETTES A CLASS PTFE STCK 10 ML. 500 IMPROVED MICROME:TER BIBLIOGRAPHY BURMTTE 1. 10 ml; Made from high quality 3. Live betterBurettes Buy top quality burettes from Labkafe, India's leading lab apparatus and equipment manufacturer | Chemistry lab apparatus | Laboratory glassware 78 Products found. It is typically a long, narrow, cylindrical glass tube with a stopcock at one end, and graduations marked along its length. Except for books, Amazon will display a List Price if the. The most common sizes of erlenmeyer flasks probably are 250 ml and 500 ml. They are one of the most common and useful pieces of chemistry lab glassware. View Items to Compare. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. In a pH titration you measure the pH as a function of the volume of titrant added and determine the equivalence point as the point in where there is an inflection in the slope of the curve. 1mL Blue Graduations - Glass Stopcock - Borosilicate Glass Buret - Eisco Labs $39. 6. A vertical stopcock means the buret is open and a horizontal stopcock means the buret is closed. 4 Vintage Fisher 1451 Castaloy Double Buret Flask Holder Clamps . Some aren't even marked with volume measurements. Laboratory Pipette - Shop Laboratory Pipette at India's Best Online Shopping Store. Record the final burette reading. 1 mL/assay) It is recommended that each lab obtain their own optimum working dilution by titration assay. He observes a color change in the Erlenmeyer flask. Online shopping for Industrial & Scientific from a great selection of Standard Burettes, Automatic Burettes, Schellbach Burettes, Digital Burettes, Dispensing Burettes & more at everyday low prices. Supreme Enterprises. All we need is the correct volume of unknown and the known (called a standard) to perform calculations. Capacity: 5ml, 10ml, 25ml, 50ml, 100 ml. Fisherbrand™ Castaloy™ Double-Buret Clamp. Chemistry Laboratory Stand 50cm with 2 Retort Rings Flask Clamp Rod Chemistry Physics Lab Equipment, Chemistry Laboratory Stand,Lab Stand with Clamp,Burette Clamp,Burette. It is filled with a solution of strong acid (or base) of known. Using the stopcocks that isolate the absorption burettes, the level of gas in the leveling bottle and the burette is adjusted to the zero point of the burette. 40. We also sell alcohol lamps that fit these stands. Fabricated by making use of quality-tesDescription. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. This allows us to relate the quantity of one unknown reactant. Complete step-by-step answer:A burette is a graduated glass tube with a tap at one end, for delivering known volumes of a liquid, especially in titrations. Kit includes a variety of commonly used hardware itmes in a general science, physical science, or chemistry laboratory. BR578000. burette 25ml. Find here Laboratory Burette, Lab Burette manufacturers, suppliers & exporters in India. 6 Organic Chemistry III: Organic Synthesis. Lvl 6. . 50 18. Each burette has a +30s waiting time before final reading can be taken. 50 ml borosilicate ASTM burette; Teflon stopcock; Single straight bore; Class B; 0. Our extensive collection includes various types, such as calibrated burette s and micro-burettes, designed to meet different experimental requirements. It is typically a long, narrow, cylindrical glass tube with a stopcock at one end, and graduations marked along its length. 1 mL. Double Burette Clamp, Adjustable Aluminum Clamp Double Burette Clamp Buret Clamp with High-Strength Alloy Jaws Butterfly- Style Spring Loaded Lab Accessory for Laboratory Applications. 10: Step 2. Get all the necessary titration lab equipment for many types of titrations. Our Class b 50-ml burette is manufactured from high-quality borosilicate glass, and designed for accuracy and durability. This metal burette clamp attaches to a ring stand to hold a single glass burette, test tube, flask, etc. 99ml. at a time while swirling the flask until the indicator changes colour. That means that 50 mL burettes have the highest resolution. Capacity: 50-100 ml. Laboratory Retort Support Stand for Titration Extraction - XMWangzi, with a Burette Clamp and 2 Flask Ring Clamps, Used in Chemistry or Physics Lab (RodLength 16'') 4. Glass Buret, Base Burette (alkali burette) Unit price (25ml): US $ 2. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. 1 ml divisions. Buret is 100mL and reads the amount of ammonia absorbed. Chemical and corrosion resistant. 00 mL). View Items to Compare. by Oliver Seely. CH0245A. 1 ml ceramic graduations; Tolerance ±0. quantity Ages 11+ In Stock & Ready to Ship Need it fast? See delivery. SUPPLY and any credit card charges will reflect the same. 00 line as your initial measurement. RAWAL'S Borosilicate Glass Rount Bottom Boiling Flask With Interchangeable Joint (100 ML, Pack of 4) ₹26800. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. Fabricated by making use of quality-tesHow do you describe a burette? burette, also spelled buret, laboratory apparatus used in quantitative chemical analysis to measure the volume of a liquid or a gas. 35 18. Burette features a carefully drawn tip for a reliable drainage rate, a no contaminating, 2-mm, straight-bore PTFE Stopcock, and brown-colored. It should be accurate to at least the nearest 0. 5" to 1. The lab stand and ring stand clamp work together to make scenarios like this possible. 99 FREE delivery Nov 24 - 28Chemistry Biology Environmental Science Physics Data Logging STEM Lab Equipment Appliances Glassware, Plastics & Ceramics. 5. BURKLE 9695-1025 Burkle 9695-1025 Titrating Automatic Burette (Burette), Borosilicate Glass; 25 ml. 1 ml. Cole-Parmer Burette and Burette Stand Kit; Burette, Clamp, and S…. There are also images related to burette clamp drawing easy, diagram burette standburette: [noun] a graduated glass tube with a small aperture and stopcock for delivering measured quantities of liquid or for measuring the liquid or gas received or discharged. edu. Burette. 64 products. Learn more. Delivery fee is not included. price $ 20. Fabricated by making use of quality-tesBurette Clamp. 3 glass. Used to dispense and measure a variable amount of a chemical solution in analytical chemistry at the same time, burettes feature a long, graduated glass tube with a stopcock on its lower end for liquid measurement. On a liquid burette, the stopcock is at the bottom, and the precise volume of the liquid dispensed can be determined by reading the graduations marked on. Laboratory Burette Stand. A burette is a volumetric measuring glassware which is used in analytical chemistry for the accurate dispensing of a liquid, especially of one of the reagents in a titration. 3mL INDICATORS •An indicator is used during acid–base titration to identify the equivalence point of the reaction. What does burette mean? Information and translations of burette in the most comprehensive dictionary definitions resource on the web. There is no fundamental requirement in analytical chemistry that the unknown or the known solution is in the burette. A burette is a volumetric measuring glassware which is used in analytical chemistry for the accurate dispensing of a liquid, especially of one of the reagents in a titration. ₹999. Borosil 2153A06 AUTO BURETTES A CLASS PTFE STCK 10 ML. Burets. 05 cm 3 (about 1 drop). 05mL tolerance meets ASTM Class A / DIN ISO 385 standards for precision. Cut the end off a 1 cm 3 plastic syringe to make an adaptor. Al calculations must be done in your answer book. com. For this experiment, burette, beaker, graduated cylinder, stirrer, dropper, funnel, sodium oxalate and potassium permanganate were used. Beakers. 00. High quality and high speed Kartell Automatic Pipette/Burette Washing Set. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. The kit comes with a 50-mL burette. Sort By. 9. BRAND® burette clamp, aluminum die casting for 2 burettes, with roll mounting. 10mL tolerance as per DIN ISO 385 standards for precision Burette has chemical-resistant blue printed scale in 0. Straight bore burets feature fine graduations and can have a stopcock at the bottom for easy and precise dispensing. 1) The equivalence point of an acid-base reaction (the point at which the amounts of acid and of base are just sufficient to cause complete neutralization). Eisco™ Glass Burette with PTFE Key Stopcock. Vector illustration of acid-base titration or volumetric analysis. Pyrex® economy-grade burette, with PTFE locking stopcock. 10 4. Buy just 1 or save up to 50% off by the case. 100mL Burette, Class B, Detachable Rubber Tube and Pinch Clip, Borosilicate Glass - Eisco Labs. 89. Burette (Volumetric burette, buret) is a volumetric measuring laboratory glassware which is used in analytical chemistry for accurate dispensing of variable, and for measuring the volume of a liquid, especially of one of the reagents in a titration. 95 Add to Cart Quick View Get easy accuracy when measuring liquids! Shop a variety of standard and digital Burettes (Burets) in Class A and Class B glass as well as acrylic, titrator, and self-zeroing varieties from a large range of lab equipment available on ColeParmer. FREE Returns . Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. 8. A volumetric burette delivers measured volumes of liquid. 1 cm 3. 00 line as your initial measurement. • Add solution A from the burette until the solution turns colourless. 34 ml; 4. 75. Fabricated by making use of quality-tesBurette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. Rinse the burette and glassware with the titrant a few times to prevent contamination. Flat wing-head screw opens. 00 - ₹81,100. 55" (outer diameter), and 0. 00 Easy Order 60% OFF QC tested Warranty Certified and Verified Seller Burette Price Burette Price Material Glass Capacity (ml) 25 Packing Type Box Application Chemical Laboratory Is It Reusable Reusable Reusable Yes BR578000. Borosilicate glass with PTFE key stopcock. It has a tolerance of +/- 0. 10ml capacity micro burette made of high quality, heavy duty Borosilicate 3. Burette Price - Laboratory equipments - 1900. B is a solution containing 1. in 1% subdivisions, this borosilicate glass buret is used to determine the degree of dissociation of ammonia during the nitriding of steel alloys. The buret is held in place by the buret clamp, which is attached to the ring stand. • Record the initial burette reading. Typically, 100mls is withdrawn for ease of calculation. By adding either an acid or a base with a known molarity (the titrant). Place the waste beaker under the tip of the buret. 02ml White Graduations - Eisco Labs. The burette tube carries graduated marks from which the dispensed volume of the liquid can be determined. It is a long,. 35 18. Chemistry Biology Environmental Science Physics Data Logging STEM. ₹ 57,200/Piece. Dealers of quality laboratory equipment, glassware, chemicals and medical consumables. Get Contact details & address of companies manufacturing and supplying Plastic Burette across India. This metal tool attaches to the stand to hold a glass burette, test tube, flask, etc. Ideal for general chemistry, wastewater treatment applications, food/beverage. View Details Inquire. 2) The pH of the solution at equivalence point is dependent on the strength of the acid and strength of the base used in. 00. It measures 24" in length and has a PTFE stopcock for controlling the flow of liquids. Burette - Chemistry Lab Glassware. The stopcock is used to control the flow of the liquid, allowing it to be dispensed drop by drop or in. It is most likely to be met in a titration. Chemist Francois Descroizilles pioneered this process in 1806. The burette tube carries graduated marks from which the dispensed volume of the liquid can be determined. Additionally included with interface: 2 m. View Items to Compare. 0 Menu CloseThe no. 50mL Burette with Stopcock for Acid Transparent Glass Laboratory Chemistry Equipment $3. Concave/ Convex Mirror except FL 5cm KSh 180. 5 H x 0. Definition of burette noun in Oxford Advanced Learner's Dictionary. Burets are devices used typically in analytical, quantitative chemistry applications for measuring liquid solution or gases. Whether you require 50 ml or other capacities, we offer competitive prices without. eisco Glass Pipette - Bulb Form Class B - 10ml. New stock is on the way! Enter your email to be notified. Volumetric flasks, also called graduated flasks or measuring flasks, are items of laboratory glassware or plasticware calibrated and labelled to contain a specified volume of reagents, solvents, or other liquids. Born in Koblenz in Prussia in 1806, the son of a druggist, Mohr had the run of his father’s lab and proved a superb experimentalist. This Elkchemist video is a practical demonstration of how to create a colourful rainbow fizz burette using household chemicals such as vinegar and baking sod. Fabricated by making use of quality-tesUnited Scientific Supplies. Entire apparatus measures 31" in length. Compare this item. Fabricated by making use of quality-tesBurette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. com FREE DELIVERY possible on eligible purchasesPiston burettes are similar to syringes, but with a precision bore and a plunger. The stopcock valve is used to control the flow of liquid from the burette in either a steady stream or drop-by-drop. 18. Rods measure 72. Fisher Scientific, Bishop Meadow Road, Loughborough, Leicestershire, LE11 5RG © Fisher Scientific UK Ltd All rights reserved. Share images of burette stand drawing by website lsk. Burette Borosilicate Glass 50 Ml - Lab Glassware - 700. What is a Burette? A burette, also called a buret, is a long, graduated, glass tube marked with measurements and used in chemistry. 6 yrs CN Supplier. 63 terms. They can be found in 50, 125, 250, 500, 1000 ml. A buret or burette is used to dispense a specific volume of liquid. Price: $89. It is complete with a burette clamp and lab stand. Contents: Alligator Clip w/ 24" Wire - 2 Burette Brush -. Manufactured from precision-bore tubing (borosilicate glass) for high accuracy. 00 Easy Order 60% OFF QC tested Warranty Certified and Verified Seller. Area of a circle = 2πr (1. Commonly, spatulas are used to transfer samples or. Why is a burette used in chemistry?Cole-Parmer® Essentials Acrylic Burettes (Burets) ₹10,900. For measuring volumes of solutions more precisely, a volumetric pipette can be used. Atico Leading chemistry lab equipments and accessories list, suppliers at best prices! Ask details. This piece of apparatus is used to measure out accurately different volumes of liquids. Jaws can be rotated and locked at any angle. If that doesn't work, two other methods can be used. Save money. Traditionally, the standard solution is filled in the burette. 10) Area of a circle = 2 π r. 02ml accuracy as per ASTM E1189/DIN ISO 385. Cole-Parmer Burette and Burette Stand Kit; Burette, Clamp, and Stand. 1 ml divisions, is made of high-quality borosilicate glass. · Used in conjunction with the pipet bulb, see pipetting. Titrette ® bottle-top burette, for threaded bottles GL 45, DE-M marking, supplied with performance certificate, telescoping filling tube (170 - 330 mm), recirculation tube, 2 batteries (AAA/UM4/LR03), 3 PP bottle adapters (GL 32, S 40, NS 29/32), 2 amber colored light shield inspection windows. 406-256-0990. The most common sizes of erlenmeyer flasks probably are 250 ml and 500 ml. They come in a variety of sizes and are used for measuring volumes of liquid. Stopcocks are generally made from Teflon (PTFE). 5. 5 Amide Chemistry; 7. The buret faucet is connected to a servomotor. This quality glass burette has a 50 ml capacity with 0. Class AS, 500mL Reservoir Bottle, Clear Burette with blue printed scale, According to ISO385, Schellback stripe on burette, rapid filling by squeezing the bottle and fast titration through valve. Login . Our extensive collection includes various types, such as calibrated burette s and micro-burettes, designed to meet different experimental requirements. This handy kit comes with a nickel-plated zinc and double burette clamp, along with a clamp holder and lab stand with aluminum rod and chemical-resistant porcelain base. Solves the problem of washing pipettes up to 600mm long and Mohr burettes quickly and safely. ASTM, Class A, tolerance, ±0. BURKLE 9695-1025 Burkle 9695-1025 Titrating Automatic Burette (Burette), Borosilicate Glass; 25 ml. 0 out of 5 stars Great Burette for High School Chemistry. In a titration of an acid and base solution, the burette can be filled with acid. 050 mL volume, 0. with a Burette Clamp and 2 Flask Ring Clamps, Used in Chemistry or Physics Lab MissZM. The stopcock is used to control the flow of liquid out of the buret. Get Latest Price; Port: - Classification Buret Kasablanka Corporation; Free Member | India. Save 5% at checkout. •Accuracy of Instruments used •Burette - within +/- 0. WUBOLAB provides a variety of high-quality Laboratory Burette. 99Burette Clamp (Fisher Type) ₹ 80/ Piece Get Latest Price. Therefore, 260 drops are equivalent to a 13. 1-4 It is also called volumetric analysis, as the measurement of volumes is critical in titration. Burette Clamp, Laboratory Chemistry Bilateral Iron Burette Clamp, Dropper Holder Clip,for All Titration Experiments Below 100ml Quick look. 1. 5"). Fabricated by making use of quality-tes Description. Min. A burette, or buret, from Grainger can be used to help measure and dispense exact amounts of liquids including chemical solutions. Typical price: $12. Meaning of burette. Burette Borosilicate Glass 50 ML Burette Borosilicate Glass We are highly appreciated for offering our clients with the best Glass Burette. 5/ Piece. Come visit the biggest Lab Supply showroom in the Bay Area, or contact us online or at 888-452-2776. It consists of a graduated glass tube with a stopcock (turning plug, or spigot) at one end. Burets originate in the field of chemistry, specifically volumetric analysis in 19th-century France. Fill the burette past the zero mark with equilibrated deionized water. Record the level of water in the buret. 7. The word ‘burette’ has French origins and was coined by the chemist, Joseph Louis Gay-Lussac. We supply educational scientific laboratory instruments lab supplies and equipment used in Schools, Universities, Colleges, Home Schools and Labs. 1 Experiment 1Record these measurements on your report form. buret chemistry. Explore our extensive collection and laboratory supplies at Industrybuying. It consists of a graduated glass tube with a stopcock (turning plug, or spigot) at one end. Educational Laboratory Instruments, Phyics Lab Instruments, Chemistry Lab Instruments ; Acrylic Burette. Place your thumb over the buret opening and gently swirl the solution in the buret to rinse it. Find here Plastic Burette manufacturers & OEM manufacturers in India. A Burette device is used in chemistry for dispensing measured amounts of a chemical solution. Get Quote. In other words, a 250-ml.