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3,3'-Dimethylnaphthidine indicator for metal titration, Supelco®

Varenummer: (1.03122.0001)

Leverandør: Merck

Beskrivelse: Application note: Method A or Method B
Method A: For the measurement the method 195, which is pre-calibrated in the Spectroquant® Pharo-and NOVA-photometers can be used. To increase the precision of the results a self-made blank according to the application is recommended generally.
Method B: For the measurement the pre-calibrated method 195 is not applicable. Instead of that, a self-made calibration according the application is to perform.

UOM: 1 * 1 g

MSDS Tilbud

N/A Each

(1S,2R,6S,7R)-4,4-Dimethyl-3,5-dioxa-8-azatricyclo[5.2.1.0(2,6)]decan-9-one 95%, 98% ee

Varenummer: (ACRO362200010)

Leverandør: Thermo Fisher Scientific

Beskrivelse: Appearance: White to off-white Crystalline powder or crystals or needles

UOM: 1 * 1 g

MSDS Tilbud

N/A Each

Dimethyl Dipropargylmalonate ≥98.0% (by GC)

Leverandør: TCI

Beskrivelse: Dimethyl Dipropargylmalonate ≥98.0% (by GC)

Dimethyl-1,4-phenylenediacrylate ≥95.0% (by GC)

Leverandør: TCI

Beskrivelse: Dimethyl-1,4-phenylenediacrylate ≥95.0% (by GC)

Trypanblå 60% (dye content) ≥80% (by HPLC), Sigma-Aldrich®

Leverandør: SIGMA ALDRICH MICROSCOPY

Beskrivelse: Trypan Blue (C.l. 23850) is a large, tetrasulfonated anionic, hydrophilic dye. It is also known as diamine blue 3B. Trypan blue has been used as a dye in trypan blue exclusion assay/cell viability assay to detect dead cells.

4,4',4''-Tris[9,9-dimethylfluoren-2-yl(phenyl)amino]triphenylamine ≥98.0% (by HPLC)

Leverandør: TCI

Beskrivelse: 4,4',4''-Tris[9,9-dimethylfluoren-2-yl(phenyl)amino]triphenylamine ≥98.0% (by HPLC)

Trypanblå 0,4% i vandigopløsning, Sigma-Aldrich®

Varenummer: (93595-50ML)

Leverandør: SIGMA ALDRICH MICROSCOPY

Beskrivelse: Trypan blue is a tetrasulfonated anionic, hydrophilic azo dye derived from toluidine. The non-permeable cell membrane dye is a vital dye that selectively stains dead or non-viable cells, that pass through damaged but not through intact cell membranes.

UOM: 1 * 50 mL

Certifikater Tilbud