102 Results for: "lichropur"

Supplier: Merck

1-Hexanesulphonic acid sodium salt, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

1-Octanesulphonic acid sodium salt, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

Methanesulphonic acid ≥99.5% (by titrimetric analysis), LiChropur™ for HPLC, Supelco®

Supplier: Merck

1-(Heptafluorobutyryl)imidazole ≥98.5% (by GC), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

N-(Propionyloxy)succinimide ≥95% (by HPLC), LiChropur™ derivatisation reagent, for LC-MS, Supelco®

Supplier: Merck

Dipotassium hydrogen orthophosphate trihydrate ≥99.0%, LiChropur™ for chromatography, Supelco®

Supplier: Merck

1-Butanesulphonic acid sodium salt, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

1-Pentanesulphonic acid sodium salt, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

Sodium dodecyl sulphate (SDS), LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

Diammonium hydrogen orthophosphate 99.0-101.0% (by titrimetric analysis), LiChropur™ for HPLC, Supelco®

Supplier: Merck

O-Ethylhydroxylamine hydrochloride 99.0-101.0% (by argentometric titration), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

O-Methylhydroxylamine hydrochloride 97.5-102.5% (by argentometric titration), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

N-Succinimidyl 4-(dimethylamino)benzoate ≥98.0% (by HPLC), LiChropur™ derivatisation reagent, for HPLC, Supelco®

Supplier: Merck

Dihexylammonium acetate solution 0.5 M in water, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

Hydrogen chloride solution 0.5 M in methanol, LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

HMDS (1,1,1,3,3,3-hexamethyldisilazane) ≥99.0% (by GC), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

Sanger's reagent ≥99.0% (by GC), LiChropur™ derivatisation reagent, for HPLC, Supelco®

Supplier: Merck

Sodium tetrapropylborate ≥90.0% (by titrimetric analysis), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

N,O-Bis(trimethylsilyl)acetamide ≥98.5% (by GC), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

N-Methyl-N-(trimethylsilyl)trifluoroacetamide with 1% trimethylchlorosilane, LiChropur™ silylation reagent, for GC derivatisation, Supelco®

Supplier: Merck

Formic acid 98 - 100% 98-100%, LiChropur™ for LC-MS, Supelco®

Supplier: Merck

Synonyms: Ammonium bicarbonate; Ammonium carbonate

Supplier: Merck

Tetramethylammonium sulphate ≥99.0% (by titrimetric analysis), powder, LiChropur™ for ion pair chromatography, Supelco®

Supplier: Merck

N-Methyl-bis-heptafluorobutyramide (MBHFBA) ≥96.0% (by GC), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

Synonyms: Ethanoic acid

Supplier: Merck

Sylon CT™ was used as derivatizing agent, during an experiment to develop sensitive GC method for the identification and determination of long-chain primary alkyl amines.† It was also used for treating Erlenmeyer flasks to prevent mycelium from sticking to the glassware during development of techniques in the identification and partial characterization the chaxamycin biosynthesis gene cluster of S. leeuwenhoekii.

Supplier: Merck

Dabsyl chloride 98.0-102.0% (by argentometric titration), LiChropur™ derivatisation reagent, for HPLC, Supelco®

Supplier: Merck

N-(tert-Butyldimethylsilyl)-N-methyltrifluoroacetamide with 1% tert-butylchlorodimethylsilane ≥95.0% (by GC), LiChropur™ for GC derivatisation, Supelco®

Supplier: Merck

Disodium hydrogen phosphate dihydrate ≥99.0% (by acidimetry), LiChropur™ buffer substance, for chromatography, Supelco®

Supplier: Merck

Pentafluorophenylhydrazine may be used as a derivatizing agent in the determination of semi-volatile carbonyl compounds in air and human plasma samples, using high-resolution gas chromatography coupled with gas chromatography (HRGC-MS) and liquid chromatography atmospheric-pressure chemical-ionization mass spectrometry (LC-APCI-MS-MS), respectively.