General Chemistry Solutions

A variety of solutions formulated for general chemistry applications; available in various chemical compositions, quantities, purities, and reagent grades.

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2,656 – 2,670 of 3,692 results

2,656

Pickering Laboratories Inc Artificial Saliva, Modified Fusayama/Mayer, Custom pH up to 6.5, Stabilized, each (200 mL/bottle)

This variation of classic Fusayama/Meyer formulation contains Potassium Thiocyanate that is present in natural saliva and has been shown to be elevated in smokers. This formulation is manufactured according to customer’s pH specifications in the range of pH 3.0-6.5. The formulation contains a preservative to prevent bacteria growth and can be stored at room temperature

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2,657

Pickering Laboratories Inc Artificial Perspiration, ISO 105-B07/105-E04, Acidic, Custom pH, Stabilized, each (200 mL/bottle)

Perspiration is on everything we touch with our fingers or that comes into contact with our bodies. Sweat can react with materials and trigger allergies, or it can shorten product service life via corrosion or discoloration. Natural human perspiration has a complex composition that depends on the type of sweat gland, the person’s metabolism and hydration level. These test solutions are for all kinds of textiles and textiles in all forms. Textiles are wetted with either the acidic or alkaline solution to test the combined effect of perspiration solution and exposure to light according to ISO 105-B07, and to perspiration only according to ISO 105-E04. The pH of the acidic solution is 5.5 and that of the alkaline solution is 8.0. Provided at a pH level of your choosing

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2,658

Pickering Laboratories Inc Artificial Saliva, Pharmaceutical Research, Custom pH, Not Stabilized, each (200mL/bottle)

Artificial Saliva is formulated according to literature for pharmaceutical research such as studies of drug dissolution and drug delivery through oral mucosa. This is a ready to use formulation that should be stored refrigerated. Provided at a pH level of your choosing

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2,659

Beckman Coulter FP AQUIOS SODIUM HYPOCHLORITE

FP AQUIOS SODIUM HYPOCHLORITE

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2,660

Transene Inc Nickel Etchant TFB | 1 Gallon

Standard nickel etchant for evaporated nickel films.

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2,661

Pickering Laboratories Inc Artificial Sebum, ASTM D4265-14, Not Stabilized, each (500 g/bottle) (Minimum order of 5 bottles)

Sebum is an oily secretion produced by sebaceous glands, which spreads over the hair and skin for waterproofing purposes. Pickering Labs manufactures an artificial sebum formulation according to ASTM D4265-14 or ASTM D4265-98. It is ready-to-use and provides the reliability, reproducibility and convenience needed for testing. This formulation can be used according to AATCC Standard Test Method 130-2010 for evaluating the efficacy of home laundry products and conditions to remove stains from fabric

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2,662

Pickering Laboratories Inc Artificial Saliva, Fusayama/Mayer, Stabilized, each (200 mL/bottle)

This ready-to-use solution closely resembles the mineral composition of natural saliva and can be used for testing a wide variety of products, including dental metal alloys. This formulation is at pH 4.9 and should be stored refrigerated.

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2,663

Apexbio Technology LLC LiCl(Synonyms: Lithium chloride, Lithium(I) chloride, Lithium monochloride, Lithium muriate, LiCl salt), 10mM (in 1mL H2O), CAS: 7447-41-8.

Lithium chloride (LiCl CAS 7447-41-8) is an ionic compound widely utilized as a selective precipitant for RNA isolation in molecular biology research Due to its physicochemical properties LiCl preferentially precipitates RNA while generally not interacting appreciably with DNA proteins or polysaccharides Researchers commonly employ LiCl precipitation to purify intact translationally active RNA from complex samples including those containing translation inhibitors or synthesized cDNA Additionally LiCl-mediated RNA precipitation following guanidine thiocyanate homogenization enables rapid scalable purification of large mRNA species up to 10 kb benefiting workflows by avoiding ultracentrifugation steps

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2,664

Medchemexpress LLC BZ-DTPA 50 mg

BZ-DTPA 50MG

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2,665

Electron Microscopy Sciences Scott's Tap Water Solution 4 LT

Magnesium sulfate buffered with sodium bicarbonate solution is a prepared, ready-to-use, high quality solution that saves time and effort.

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2,666

Medchemexpress LLC Endoxifen Hydrochlor Solution | HY-18719B-10MM-SOLUTION

Endoxifen Hydrochlor Solution

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2,667

Glen Research 0.5M CSO IN ANHYDROUS ACETONIT

0.5M CSO in Anhydrous Acetonitrile, Boston Round, 200mL

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2,668

Pickering Laboratories Inc Artificial Saliva, ASTM E2720-16 and ASTM E2721-16 with mucin, Stabilized, each (950 mL/bottle)

Since 1982 Pickering Laboratories has been offering an integrated approach to Post-Column Derivatization applications that includes instrumentation, chemistry and support. Post-column derivatization systems, made in the USA, are available in multiple configurations, optimized for your application. We also offer: cation-exchange and reversed-phase columns, High-purity reagents, chemicals and solutions. Our newest line of products are our artificial body fluids, called Product Testing Solutions. Some of the solutions offered include: artificial perspiration, artificial saliva, artificial urine, custom formulations for testing textile, electronics, medical devices and other consumer products. Expertise and support with method development, method performance and troubleshooting are our specialties and we invite you to contact us with any questions.