6070 Results for: "Analytical Standards"

Supplier: Merck

Aqueous suspension, 10% solids, Particle size: 20 µm, Accuracy: std dev <0,3 µm, Analytical standard

Supplier: Merck

GPC Standard, Poly(dimethylsiloxane), average Mw 95000 (Typical), average Mn 50000 (Typical), Supelco®, Analytical standard

Supplier: Merck

HPLC Standard, Nucleosides Test Mix, Supelco®, in 1% sodium formate (varied conc.), Analytical standard, Pk Info: ampule of 1 mL

Supplier: Merck

GPC Standard, Polystyrene, average Mw 290000 (typical), average Mn 130000 (typical), Supelco®, Analytical standard

Supplier: Merck

Aqueous suspension, 2,5% solids, Particle size: 3 µm, Accuracy:  std dev <0,2 µm, Analytical standard

Supplier: Merck

Aqueous suspension, 2,5% solids, Particle size: 10 µm, Accuracy: std dev <0,15 µm, Analytical standard

Supplier: Merck

Anions - whole volume, Supelco®, Matrix: H₂O, Contents: 10 analytes, Application: Ion chromatography standards

Supplier: Merck

Color Reference Solutions acc. to USP, analytical standard, Supelco®, Pk Info: Set of 20 x 2 ml (20 standard solution)

Supplier: Merck

Organic reference standard, Methyl tetracosanoate, analytical standard, Supelco®

Supplier: Merck

Nicarbazin, analytical standard, VETRANAL™, Supelco®

Supplier: Merck

GPC Standard, Poly(vinyl chloride), average Mw 85000 (Typical), average Mn 40000 (Typical), Supelco®, Analytical standard

Supplier: Merck

MISA Group 23 Chlorinated Hydrocarbon Mix, Supelco®, Analytical standard, 2000 mug/mL each component in dichloromethane, : N/A

Supplier: SIGMA ALDRICH MICROSCOPY

Acetaldehyde 2,4-dinitrophenylhydrazone analytical standard, for environmental analysis, Sigma-Aldrich®

Supplier: Merck

tert-Butyl ethyl ether analytical standard, Supelco®

Supplier: Merck

1-Decanol analytical standard, Supelco®

Supplier: Merck

Melamine-¹³C₃ may be used as an analytical standard for the determination of melamine in milk powder samples by liquid chromatography-electrospray ionisation-isotope dilution mass spectrometry (LC-ESI-IDMS).

Supplier: Merck

They are used in HPLC and gas chromatography.

Supplier: Merck

Aqueous suspension, 10% solids, Particle size: 3 µm, Accuracy: std dev <0,1 µm, Analytical standard

Supplier: Merck

Clear, colorless fluid polymer useful as a stationary phase in gas chromatography and as an anti-foaming agent.

Supplier: Merck

Aqueous suspension, 2,5% solids, Particle size: 1 µm, Accuracy: std dev <0,1 µm, Analytical standard

Supplier: Merck

Organic Standard, D(-)-Norgestrel

Supplier: Merck

Organic Standard, Ronidazole

Supplier: Merck

Organic Standard, Dihydrotachysterol

Supplier: Merck

Analytical standard suitable for HPLC and gas chromatography (GC).

Supplier: Merck

Testosterone enanthate, analytical standard, Supelco®

Supplier: Merck

Butyraldehyde (BA) belongs to the class of volatile organic compounds (VOCs).
Analytical standard reference:

Supplier: Merck

Organic Standard, Levetiracetam

Supplier: Merck

Zearalenone-¹³C₁₈ may be used as an analytical standard for the determination of zearalenone in animal feed by liquid chromatography combined with tandem mass spectrometry (LC-MS/MS).

Supplier: Merck

Organic Standard, O-Desmethylnaproxen

Supplier: Merck

GPC Standard, Poly(butyl acrylate) solution, Mw 60000 (Typical), average Mn 20000 (Typical), Supelco®, 25 wt. % in toluene, Analytical standard