您在搜索: Potassium(2-methylphenyl)trifluoroborate

供应商: Avantor

描述: White powder. Lot analysis on label.

SDS 证书

供应商: VWR Chemicals

描述: The VWR® range of secondary reference standards offers extraordinary purity and homogeneity, and are perfectly suited for the verification factors for volumetric solutions.

SDS 证书

供应商: VWR Chemicals

描述: CRM's - secondary reference materials intended for standardisation of volumetric solutions in accordance with the Pharmacopoeia (Ph. Eur. and USP). These volumetric standards are prepared from high purity salts. Certified mass fraction is determined by classical analysis according to ISO/IEC 17025. Homogeneity and stability studies have been performed according to the requirements of ISO 17034 and ISO Guide 35. All volumetric standards are traceable to SI (NIST or BAM).

SDS 证书

目录号: (PERCL1271192)

供应商: PERKIN ELMER GC INSTRUMENTS

描述: Potassium bromide (KBr) semi demountable cell windows (1 pair), thickness: 4 mm

计量单位: 1 * 2 件

正在促销

供应商: MACRON AVANTOR BRAND

描述: Pellets.

SDS 证书

供应商: Thermo Fisher Scientific

描述: Potassium dihydrogen phosphate and di-Sodium hydrogen phosphate in aqueous solution, Phosphate, pH 值: 7,00, ±0,02

SDS 证书

供应商: CYTIVA WHATMAN

描述: Cytiva offers a range of pH indicator and test papers to meet specific needs. These high-quality products combine ease-of-use with unsurpassed accuracy and consistency.

证书

供应商: METTLER TOLEDO

描述: FRISCOLYT-B® (84,4% glycerol, 11% KCl and 4,6% H₂O) is for low temperature samples.

SDS 证书

目录号: (HACH2351749)

供应商: HACH

描述: ISE standards are used to calibrate ion selective electrode measurement systems by coresponding the electrode output with the concentration of the analyte. Pairs of standards with concentrations that differ by a factor of ten are used for analysis.

计量单位: 1 * 500 毫升

正在促销

目录号: (HACH2459100)

供应商: HACH

描述: Reagents for photometric analysis either in field conditions or in the laboratory.

计量单位: 1 * 100 Tests

正在促销

供应商: Avantor

描述: Lot analysis on label.

证书

目录号: (HACH4451569)

供应商: HACH

描述: Reagents in Powder Pillow form - typically as powder which does not appreciably affect the dilution of the sample.

计量单位: 1 * 100 件

证书 正在促销

目录号: (ACRO258620010)

供应商: Thermo Fisher Scientific

描述: Acetate buffer, Contains 0.7 ml glacial acetic acid and 0.6 g potassium hydroxide per litre., pH 值: 4,9

计量单位: 1 * 1 升

SDS 正在促销

目录号: (VWRC84789.180)

供应商: VWR Chemicals

描述: Stray light standards packed in permanently sealed UV cuvettes or 100 ml amber bottle.

计量单位: 1 * 100 毫升

SDS 证书 正在促销

供应商: VWR Chemicals

描述: This product may develop a yellow-brown colour during storage.

SDS 证书

目录号: (CHLCR01793020121)

供应商: LOCAL DEALS

描述: 乙基黄原酸钾

计量单位: 1 * 100 克

正在促销