Potassium L-tartrate monobasic

1,4-Dioxane solution, NMR reference standard, 40% in benzene-d6 (99.6 atom % D), chromium(III) acetylacetonate 5 mg/mL, NMR tube size 5 mm x 8 in.

Nitric acid/Dipicolinic acid concentrate

Sodium bicarbonate/Sodium carbonate concentrate

Sodium bicarbonate/Sodium carbonate concentrate

Mineral oil standard mixture Type A and B for EN 14039 and ISO 16703

Titanium(IV) oxide, mixture of rutile and anatase, nanoparticles, <150 nm particle size (volume distribution, DLS), dispersion, 40 wt. % in H2O, 99.5% trace metals basis

Silver, dispersion, nanoparticles, 100 nm particle size (TEM), 0.02 mg/mL in aqueous buffer, contains sodium citrate as stabilizer

Mettler-Toledo Calibration substance ME 18872, Caffeine

Carbon nanotube, multi-walled, carboxylic acid functionalized, thin, extent of labeling: >8% carboxylic acid functionalized, avg. diam. x L 9.5 nm x 1.5 mum

MULTIELEMENT ION CHROMATOGRAPHY CATION S

Multielement Ion Chromatography Anion Standard Solution, certified