Analisi e cromatografia

Honeywell Fluka™ HYDRANAL™-Water Standard KF-Oven, 140-160°C, Honeywell™

Standard for Karl Fischer oven check (water content ~5.0%, exact value on report of analysis)

Thermo Scientific™ Acido trifluoroacetico (TFA) Pierce™

Flaconi in TFA puro al 99.5% (MW 114.02, CAS 76-05-01) liquido (venduti a peso); per l'uso in HPLC come agente di accoppiamento ionico nelle separazioni peptidiche a fase inversa.

HYDRANAL™ - KetoSolver, Reagent for volumetric one-component KF titration in aldehydes and ketones (working medium), Honeywell Fluka™

Medium for volumetric one-component Karl Fischer titration in aldehydes and ketones (methanol free)

Water, Optima™ LC/MS Grade, Fisher Chemical

CAS: 7732-18-5 Formula molecolare: H2O Molecular Weight (g/mol): 18.015 Numero MDL: 11332 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Sinonimo: dihydrogen oxide, dihydrogen monoxide PubChem CID: 962 ChEBI: CHEBI:15377 IUPAC Name: oxidane SMILES: O

Honeywell Fluka™ HYDRANAL™-Molecular sieve 0.3 nm, Honeywell™

Drying agent for air and gases for Karl Fischer titration

HYDRANAL™ - Formamide dry, Solvent for KF titration, Honeywell Fluka™

CAS: 75-12-7 Formula molecolare: CH3NO Molecular Weight (g/mol): 45.041 Numero MDL: MFCD00007941 InChI Key: ZHNUHDYFZUAESO-UHFFFAOYSA-N PubChem CID: 713 ChEBI: CHEBI:48431 IUPAC Name: formamide SMILES: C(=O)N

Thermo Scientific™ Pierce™ Heptafluorobutyric Acid (HFBA), HPLC Grade

Bottles and ampules of 99.5%-pure HFBA (MW 214.04, CAS 375-22-4), valid for use as an ion-pairing agent in reverse-phase peptide separations (HPLC).

Thermo Scientific™ HMDS (esametildisilazano)

Greatly extends the practical range of GC, improving chromatographic results in the silylation of sugars and related substances.

HYDRANAL™ - Coulomat E, Reagent for coulometric KF titration (ethanol-based), for cells with and without diaphragm, Honeywell Fluka™

Anolyte for coulometric Karl Fischer titration (ethanol-based), for cells with and without diaphragm

Honeywell Fluka™ Molecular Sieves, 3A, Powder, Honeywell™ Fluka™

CAS: 308080-99-1 Formula molecolare: AlNaO6Si2 Molecular Weight (g/mol): 202.135 Numero MDL: MFCD00147627 InChI Key: URGAHOPLAPQHLN-UHFFFAOYSA-N PubChem CID: 19758701 IUPAC Name: aluminum;sodium;dioxido(oxo)silane SMILES: [O-][Si](=O)[O-].[O-][Si](=O)[O-].[Na+].[Al+3]

Thermo Scientific™ Dimetilsolfossido (DMSO) Pierce™

A sequencing-grade preparation with high purity and consistent absorptivity properties for use in HPLC and mass spectrometry methods.

HYDRANAL™ - Medium K, Honeywell Fluka™

Medium for volumetric one-component Karl Fischer titration in aldehydes and ketones (methanol free).

Standard cloruro per la cromatografia a ioni, SPEX CertiPrep™

CAS: 12125-02-9 Formula molecolare: ClH4N Molecular Weight (g/mol): 53.489 InChI Key: NLXLAEXVIDQMFP-UHFFFAOYSA-N PubChem CID: 25517 ChEBI: CHEBI:31206 IUPAC Name: azanium;chloride SMILES: [NH4+].[Cl-]