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$13.64 Shipping Condition: New Location: CRANLEIGH, United Kingdom Historically, Potassium alum was mainly extracted from alunite, which has been reportedly found at Vesuvius, Italy; east of Springsure, Queensland and ... morein Alum Cave, Tennessee. Potassium alum is now produced industrially by adding potassium sulphate to a concentrated solution of aluminium sulphate.
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Free Shipping Condition: New Location: Mahwah, United States · Includes 6 AmScope High Precision Tweezers in a vinyl pouch. We, AmScope, provide all warranty services. Made from austenitic 300 series Stainless Steel ... moreconstruction that is Anti-Magnetic and Anti-Acid.
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Free Shipping Condition: Brand New Location: Victor, United States Students will explore the effect of light exposure, nutritional seeds, and acid rain on plant growth. Includes a teachers manual and safety data sheets ... morefor all materials. Students will grow a number of plants, each testing a different variable.
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Free Shipping Condition: New Location: Victor, United States It is first used to oxidize the iodide ion to iodine (red color), and then to reduce the much stronger Potassium permanganate ion to manganese and oxygen ... more(colorless). Add hydrogen peroxide to a colorless solution of potassium iodide to produce a red color, or add the hydrogen peroxide to a purple solution of potassium permanganate to create a colorless solution.
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$4.25 Shipping Condition: New Location: Salt Lick, United States It is a weak acid, which can lose H+ ions in solution. The nonionized phenolphthalein molecule is colorless and the double deprotonated phenolphthalein ... moreion is fuchsia. Further proton loss in higher pH occurs slowly and leads to a colorless form.
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$13.25 Shipping Condition: New Location: Edna, United States Sodium oxalate (Disodium oxalate). 99.5+%, ACS Reagent, Certified®. Sulfate (SO4) 0.002%. Potassium (K) 0.004%. Iron (Fe) 0.0002%. Retest 06/2027. Substances ... moredarkened by hot sulfuric acid passes. Solubility in water, and formic acid.
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$13.25 Shipping Condition: New Location: Edna, United States 99.995+%, Ultrapure ACS Reagent, Certified®. Sodium oxalate (Disodium oxalate). Sulfate (SO4) 0.001%. Potassium (K) 0.001%. Iron (Fe) 0.0005%. Retest ... more06/2027. Substances darkened by hot sulfuric acid passes.
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Free Shipping Condition: New Location: Eliot, United States Oxygen: (ASTM 1927-98) 150 cc/m² d at 23°C and 50% RH. Flat: 1 g/m² d at 38°C and 90% RH. Creased: 1 g/m² d at 38°C and 90% RH. Ammonium Hydroxide conc. ... more(28% NH3). 5%: No apparent effect except permanent dark brown coloration in 18 hours.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 1/4 in. Straight Fine Point Tweezers. We, AmScope, provide all warranty services. Primarily used for microscopy applications. ... moreLong and narrow, straight point tweezers, provide extended reach and access to confined areas.
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$32.61 Shipping Condition: New Location: Lewis Center, United States With a 3/16" ID and 5/16" OD, this hose/tube is suitable for a wide range of applications.
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Free Shipping Condition: New – Open box Location: West Lafayette, United States The glass backing is not scored. The adsorbent layer does not contain an organic fluorescent indicator. These plates are commonly scraped from the glass ... morebacking to isolate separated components for other analytical procedures.
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$51.47 Shipping Condition: Used Location: Temecula, United States • Liquid Type: Non-Corrosive Liquids. • Syringe Size Range: 1, 5, 10, 25 ml. We are not a party to any manufacturer's warranty that may or may not apply. ... moreSKU: 3348826. Laser Source Laser diode. LiQuilaz SO5:
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$5.00 Shipping Condition: New Location: Wooster, United States This Corning 96-well clear COC polystyrene microplate has been treated to be more hydrophilic to promote crystal centering and reduce wicking. Each well ... morecontains one 4µL conical flat bottom protein well and one 100µL reagent reservoir.
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Free Shipping Condition: New Location: Victor, United States Students learn that Cuprammonium Rayon is an example of a regenerated cellulose by observing a natural rayon dissolved into an aqueous solution. Blue ... moreRayon strands are produced in aqueous solution, as Rayon is insoluble in water.
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Free Shipping Condition: New Location: Victor, United States This kit provides a demonstration of the reaction between sucrose and sulfuric acid. In the demonstration sulfuric acid is poured on sucrose, producing ... morea large amount of black foam, steam and smoke.
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Free Shipping Condition: New Location: Victor, United States ATOMS & LINKS || Set consists of 292 atoms and 270 links. Links can make single, double and triple bonds. Includes bond removal tool. 562 PIECE SET || ... moreChemistry molecular model set containing 562 atoms and bonds.
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$18.70 Shipping Condition: Used Location: Plano, United States
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Free Shipping Condition: New Location: Denver, United States Silica adsorbents for column chromatography. Standard silica 60, pore size ~ 60 Å. We're happy to help. Weight: 2.2 lb.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 1/2 in. Tapered Flat Tip Tweezers. We, AmScope, provide all warranty services. Primarily used for microscopy applications. Made ... morefrom austenitic 300 series Stainless Steel Construction that is Anti-Magnetic and Anti-Acid.
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Free Shipping Condition: New Location: Cookeville, United States Quality filter paper for use in labs、 Industrial & Scientific， is made of fiber and adopts advanced technology. Notice: Can not be used to filter hot ... moreconcentrated sulfuric acid or concentrated nitric acid solution or zinc chloride.
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Free Shipping Condition: New Location: Lake Charles, United States Brand new Oxford Tri-pour Beaker Caps fits 250 ml Beaker Contents: 500/box Catalog# 8889-106301;1?RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Feog4d72f%2B%3E%3B1%3F-1404b50a550-0xff-
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$15.00 Shipping Condition: New Location: Wilmington, United States What's included with the Lamotte 5860-01. The test kit has a 0 to 10ppm/0.2ppm O. 2 detection range. Manganous sulfate solution, 30mL (4167-G). Glass ... moretest tube with cap, 5-10-12.9-15-20-25mL (0608). Starch indicator solution, 30mL (4170WT-G).
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$18.84 Shipping Condition: Open box Location: Patton, United States PolyCo VR Sleeve Gloves 15 Mil Green/Blue Lined Nitrile Box of 50 Pair size 10 (XL), 41680 (Series 80). Unique fusion of a nitrile glove and a VR. ® 6 ... moremil protective sleeve. Elastic cuff allows for adjustable positioning on the upper arm.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 3/4 in. Straight Flat Edge Tweezers. We, AmScope, provide all warranty services. ·\ Model OOD – Straight Flat Edge Tweezers. ... morePrimarily used for microscopy applications. Our high precision 4 3/4 in.
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$10.00 Shipping Condition: New – Open box Location: Cumberland, United States Buret Auto Complete Teflon S/C TG-18275-22. Glass jar & glass tube for sulfuric Acid & more25mlFound cleaning out boiler room Free shipping to lower 48
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$2.99 Shipping Condition: New Location: China The sign of the performance degradation is that the film viscosity is so high that it can not extend to the length we need without rupture. If the Parafilm ... moresealing film does not stretch or bend, it can be put into liquid nitrogen without any problems.
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Free Shipping Condition: New Location: Austin, United States Jeringa duradera y reutilizable de 100 ml, hecha de plástico transparente. jeringa Duradera Y Reutilizable De 100 Ml, artículos en venta. Siempre respondemos ... moredentro de las 24-48 horas.
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Free Shipping Condition: New Location: Victor, United States The colored thionin is reduced by iron ions and turns clear, while the unexposed half of the container remains colored. (1) Thionin Quick Concentrate ... more(makes 100mL). Kit for study of light-induced redox action in thionin and iron solution.
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Condition: Used Location: Mechanicsville, United States Etched graduation markings; all appear to be in the 1900-1920 age range. 2 are unused with original glass stoppers and paper tabs. Quite an impressive ... morecollection. In the test, milk is poured into a special Babcock test bottle with a graduated neck.
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Free Shipping Condition: New Location: Denver, United States Silica adsorbents for column chromatography. Standard silica 60, pore size ~ 60 Å. We do not accept P.O. Boxes. We're happy to help. Country of Origin ... moreGermany.
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Free Shipping Condition: New Location: Atlanta, United States AVO+ Nitrile Gloves. They are also food safe. Our Nitrile Gloves are a great line of defense against the spread of germs and pollutants. Our nitrile gloves ... moreare industrial grade gloves made in leading factories in Malaysia.
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Free Shipping Condition: New Location: Victor, United States This kit is great for allowing students to observe and discuss basic chemistry in an efficient manner. Catalysis is a basic principle of chemistry and ... morebiochemistry. The reaction is initiated with acid and produces acid to continue the reaction.
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Free Shipping Condition: New Location: Brentwood, United States Premium quality filter paper for use in labs、 Industrial & Scientific， is made of premium fiber and adopts advanced technology. Notice: Can not be used ... moreto filter hot concentrated sulfuric acid or concentrated nitric acid solution or zinc chloride.
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Free Shipping Condition: Used Location: Eastlake, United States Part Number : HRLD600JS. - Manufacturer :HACH. - Fluid Compatibility: Aldehydes | Ketones | Esters | Aromatics | Sulfuric acid | Phosphoric acid | Hydrochloric ... moreacid. - Temperature Limit: 65 °C (150 °F ).
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Free Shipping Condition: New Location: Sylmar, United States G3 15~40 μm Nominal Max. This product is not suitable for filtering hydrofluoric acid, hot or cold concentrated lye, hot concentrated phosphoric acid. ... more24/40 Joint on the top and bottom; made of high quality glass.
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$154.34 Shipping Condition: For parts or not working Location: Phoenix, United States It is ideally suited for testing effervescent chemicals. The system eliminates bubbles by pressurizing the sample and forcing the bubbles into solution. ... moreExternal trigger coordinates sampling with process events.
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$258.99 Shipping Condition: New Location: China The food and the sulfuric acid and the catalyst are heated together to digest and decompose the protein, and the decomposition of the ammonia and the ... moresulfuric acid is combined with the production of ammonium sulfate.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 1/4 in. Ultra Fine Tip Tweezers. We, AmScope, provide all warranty services. · · Model 5B – Angled Ultra Fine Tip Tweezers. Primarily ... moreused for microscopy applications. Made from austenitic 300 series Stainless Steel construction that is Anti-Magnetic and Anti-Acid.
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Free Shipping Condition: New Location: United States They have a low acceptable quality level of 0.65 AQL to reduce the risk of exposures due to pinhole defects. MICROFLEX 93-260 gloves also feature an extended ... morecuff for added protection over the wrist and forearm.
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Free Shipping Condition: New Location: Victor, United States The kit has activities that expo. Suitable for age 13 and older with adult supervision.
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Free Shipping Condition: New Location: Joliet, United States Silica adsorbents for column chromatography. Standard silica 60, pore size ~ 60 Å. --- If the item cannot use or you received your item not as expected.
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Free Shipping Condition: New Location: Mahwah, United States AmScope High Precision 5 in. Straight Precise Tip Tweezers. We, AmScope, provide all warranty services. · Model AA – Straight Strong Precise Tip Tweezers. ... morePrimarily used for microscopy applications.
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$60.00 Shipping Condition: New Location: Sweden Xenoic ® XAMS ion chromatography suppressor. Enables maximum sensitivity and minimum background using eluents containing either hydroxide or carbonate. ... moreDesigned for analytical columns 3-5 mm ID and flow rates 0.5-2.0 mL/min.
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Free Shipping Condition: New Location: Denver, United States Silica adsorbents for column chromatography. Standard silica 60, pore size ~ 60 Å. Weight: 2.2 lb. We will work with you to resolve any problem you may ... morehave.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 3/4 in. Angled Fine Tip Tweezers. We, AmScope, provide all warranty services. · Model 6 – Angled Fine Tip Tweezers. Ideal for ... moregeneral assembly or light magnification. Made from austenitic 300 series Stainless Steel construction that is Anti-Magnetic and Anti-Acid.
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Free Shipping Condition: New Location: Northbrook, United States G1 80~120 μm Nominal Max. 24/40 Joint; glass Buchner Filter Funnels; made of borosilicate glass. This product is not suitable for filtering hydrofluoric ... moreacid, hot or cold concentrated lye, hot concentrated phosphoric acid.
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 1/2 in. Straight Flat Edge Tweezers. We, AmScope, provide all warranty services. · Model OO – Straight Flat Edge Tweezers. Primarily ... moreused for microscopy applications. (115mm) tweezers with flat edge has heavy duty blades that taper to regular strong points.
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Free Shipping Condition: New Location: Victor, United States With this kit, the user will observe as a strong acid will cause dehydration of organic materials. The dehydration of sucrose is a strongly exothermic ... morereaction and produces steam and carbon residue, thus creating a volcano effect.
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Free Shipping Condition: New Location: Denver, United States 24/40 Joint; glass Buchner Filter Funnels; made of borosilicate glass. G1 80~120 μm Nominal Max. This product is not suitable for filtering hydrofluoric ... moreacid, hot or cold concentrated lye, hot concentrated phosphoric acid.
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$13.25 Shipping Condition: New Location: Edna, United States Cochineal extract (Natural Red 4). Solubility in alcohol, concentrated sulfuric acid; slightly soluble in ether; practically insoluble in petroleum ether, ... morebenzene, chloroform, partly soluble in water, and DMSO.
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$17.00 Shipping Condition: New – Open box Location: Guilford, United States L180 BARIUM CHLORIDE. L395 POTASSIUM HYDROXIDE. L415 POTASSIUM THIOCYANATE. L210 CALCIUM HYDROXIDE. L192 BENEDICTS SOLUTION. Photo of bottom is typical. ... moreL460 STARCH SOLUTION. L200 BROMINE WATER.
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$13.25 Shipping Condition: New Location: Edna, United States Barium Carbonate. ACS, 99.1% Certified, 500g For Research& Development Not for drug. Human, animal, or food use Certificate of Analysis: Calcium(Ca) ... moreChloride(Cl) 0.001% Heavy metals(as Pb) Hydroxide& alkali carbonate(as Ba(OH)2] 0.01% Identification passes Iron(Fe) 0.0008% Melting point 811°C Strontium(Sr) Substances insoluble in dilute HCl 0.001% Substances not ppted. By H2SO4(as SO4) 0.15% Substances oxidizable(as NO3) 0.004% Sulfide(S) 0.0008% Titration 99.1% White powder CAS: 513-77-9 FORMULA: BaCO3
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Free Shipping Condition: New Location: Denver, United States G3 15~40 μm Nominal Max. This product is not suitable for filtering hydrofluoric acid, hot or cold concentrated lye, hot concentrated phosphoric acid. ... more24/40 Joint on the top and bottom; made of high quality glass.
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$13.25 Shipping Condition: New Location: Edna, United States Solubility soluble in nitric and sulfuric acid, slightly soluble in hydrochloric acid and insoluble in water. Calcium (Ca) 15ppm. Sodium (Na) 15ppm. Silicon ... more(Si) 100ppm. Appearance black powder. Tin (Sn) 5ppm.
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$13.25 Shipping Condition: New Location: Edna, United States Anthrone (9,10-Dihydro-9-oxoanthracene). 98.6% (GC), for analysis, Certified® ACS Reagent, Ph Eur. Absorbance of reagent solution (425nm; 0.5g/l, sulfuric ... moreacid 65%)
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$14.00 Shipping Condition: New – Open box Location: Mesa, United States YOU ARE BUYING ONE NEW KONTES-PFIZER-CT AURORA AMBER VIALS 97/BOX. AMBER VIALS ARE SAFE STORAGE FOR HYDROGEN PEROXIDE, SULFURIC ACID AND LIGHT-SENSITIVE ... moreCHEMICALS. (MWHALL 1) (CF).
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Free Shipping Condition: New Location: Irvine, United States AmScope High Precision 4 3/4 in. Curved Fine Tip Tweezers. We, AmScope, provide all warranty services. · Model 7 – Curved Fine Tip Tweezers. Ideal for ... moredelicate assembly work with curved super fine points.
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Free Shipping Condition: New Location: Pittsburg, United States G2 40~80 μm Nominal Max. 24/40 Joint; glass Buchner Filter Funnels; made of borosilicate glass. This product is not suitable for filtering hydrofluoric ... moreacid, hot or cold concentrated lye, hot concentrated phosphoric acid.
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Free Shipping Condition: New Location: China 1 box(40pcs) HSGF254 Thin Layer Chromatography Silica Gel Plates 25*75mm No pack.
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$119.00 Shipping Condition: New Location: Minooka, United States PIG KIT359. A hinged lid provides easy access. Heavy-duty 8 in. rubber wheels roll easily over nearly any surface. The included PIG(R) HazMat Pulp cleans ... moreup residue on rough surfaces. PIG(R) HazMat Absorbents are treated for performance with concentrated corrosives, such as 98% sulfuric acid and 30% sodium hydroxide.
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