35 Results for: "Dioxide Powder"

Phenol Red is a phenolsulfonphthalein compound. It is present as a sulfonated hydroxyquinone in weakly acidic aqueous solutions. In alkaline solutions, the dye forms a hydrophilic dianion (a small, red anion and has a larger conjugated system than the yellow hydroxyquinone).

Expand 2 Items

Zirconium(IV) oxide ≥99.4% (metals basis excluding Hf) stabilised, powder -100+325 Mesh

Supplier: Thermo Fisher Scientific

The main use of zirconia is in the production of ceramics. Zirconium dioxide is also used as the solid electrolyte in electrochromic devices As protective coating on particles of titanium dioxide pigments, as a refractory material, in insulation, abrasives and enamels.

Expand 2 Items

Zirconium(IV) oxide ≥99% (metals basis excluding Hf) stabilised, powder -325 Mesh (max. 4% Hf)

Supplier: Thermo Fisher Scientific

Stabilized

Expand 2 Items

Zirconium(IV) oxide ≥99.4% (metals basis excluding Hf) stabilised, powder -100 Mesh

Supplier: Thermo Fisher Scientific

Expand 2 Items

Phenol red sodium salt, powder, Bioreagent cell culture reagent, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Phenol Red Sodium Salt (PRSS) is a water-soluble anionic fluorescent dye, that possesses an extra Na ion attached with the SO3 group compared to phenol red. It is intended for use in cell culture applications. A solution of phenol red will have a yellow color at a pH of 6,4 or below and a red color at a pH of 8,2 and above.

Expand 3 Items

Acesulphame potassium ≥99%

Supplier: Spectrum Chemical

Acesulfame potassium is a sugar substitute that contains no calories and is a white crystalline powder.

Expand 3 Items

D-(+)-Biotin ≥97.5%, white crystalline powder

Supplier: MP Biomedicals

Essential vitamin that is important for amino acid and energy metabolism, and fatty acid synthesis. It is a prosthetic group in four mammalian carboxylase families and facilitates the binding and transfer of carbon dioxide.

Expand 4 Items

Bromocresol purple, powder

Supplier: MP Biomedicals

Bromocresol Purple is used as a pH indicator (5.2-6.8 : yellow to blue-purple). Used in spectrophotometric determination of serum-albumin.

Expand 3 Items

Test kits, drop count tests/

Supplier: Hach

The drop count test is a simple, easy and cost-effective way to test for many parameters like chlorine, chloride, dissolved oxygen, carbon dioxide, sulphite, nitrogen, formaldehyde, and more.

Expand 3 Items

Phenol red, powder ACS

Supplier: MP Biomedicals

Phenol Red Sodium Salt is used as a pH indicator, it is used widely in culture media to identify changes from neutral to acidic pH values.

Expand 2 Items

Bromochlorophenol blue, powder

Supplier: MP Biomedicals

Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) gel electrophoresis.

Expand 3 Items

Monoparameter photometers, Lovibond® MD 100

Supplier: Lovibond

The MD 100 range of photometers are portable handheld instruments with a simple button layout, robust waterproof design and large backlit display that are ideal for testing in the field or laboratory conditions.

Expand 1 Items

Saccharin sodium dihydrate, powder USP

Supplier: Spectrum Chemical

BSE/TSE statement (available upon request)
Allergen statement (available upon request)

Expand 2 Items

Bromophenol blue, powder

Supplier: MP Biomedicals

Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) gel electrophoresis.

Expand 1 Items

Trichloroacetic acid (TCA) ≥99.0%, powder ACS

Supplier: MP Biomedicals

Trichloroacetic acid is used in protein precipitation; has been used to determine protein concentration by quantitative precipitation. Used as a decalcifier and fixative in microscopy. A protocol for the precipitation of nucleic acids can be found in Molecular Cloning.
Stability: Long term storage of aqueous solutions of less than 30% strength is not recommended. Decomposition products are chloroform, hydrochloric acid, carbon dioxide and carbon monoxide. Chloride ≤0.001% ; Nitrate ≤0.002%; Phosphate ≤5 ppm; Sulfate ≤0.02%

Expand 3 Items

Bromophenol blue sodium salt, dark green powder ACS

Supplier: MP Biomedicals

Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) gel electrophoresis.