1.04907

溴化钾

for IR spectroscopy Uvasol^®

• 同義詞: 溴化钾, 氢溴酸钾盐
• 經驗公式（希爾表示法）: BrK
• CAS號碼: 7758-02-3
• 分子量：: 119.00
• MDL號碼: MFCD00011358
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 231-830-3

屬性

• 蒸汽壓力: 1.3 hPa ( 795 °C)
• 品質等級: 100
• 形狀: solid
• 效力: >2000 mg/kg LD₅₀, oral (Rat)
• pH值: 5.5-8.5 (20 °C, 50 g/L in H₂O)
• bp: 1435 °C/1013 hPa
• mp: 730 °C
• 溶解度: 650 g/L
• 密度: 2.75 g/cm³ at 20 °C
• 體積密度: 900‑1000 kg/m³
• 儲存溫度: 2-30°C
• InChI: 1S/BrH.K/h1H;/q;+1/p-1
• InChI 密鑰: IOLCXVTUBQKXJR-UHFFFAOYSA-M

描述

一般說明

溴化钾在近UV到长波IR波段是透明的。在IR光谱中，将难以熔化或溶解在任何合适的IR传输溶剂中的固体样品与溴化钾粉末一起研磨并压成片后进行分析。 该方法对使用过的溴化钾的质量要求很高。将溴化钾Uvasol的平均粒径调整为150 μm。 这足以制备非常好的颗粒，而无需进一步预处理且无相关污染风险。如果在气密条件下保存，它也可以在几年内保持粉末状。通过特殊应用试验检测了其造粒的物理适用性，通过全谱FT-IR分析确定了其化学纯度。

應用

• A method for lipoprotein (a) Isolation from a small volume of plasma with applications for clinical research.: This study presents a method for isolating lipoprotein(a) using potassium bromide, which is significant for analytical applications in clinical research. The method′s precision enhances its potential utility in clinical diagnostics (Mueller et al., 2022).


• Measurement uncertainty of lactase-containing tablets analyzed with FTIR.: This research evaluates the uncertainty in measuring lactase in tablets using Fourier Transform Infrared Spectroscopy (FTIR) with potassium bromide. The study highlights the compound′s importance in enhancing measurement accuracy in pharmaceutical analysis (Paakkunainen et al., 2014).


• MCM-41-supported oxo-vanadium(IV) complex: a highly selective heterogeneous catalyst for the bromination of hydroxy aromatic compounds in water.: This study demonstrates the use of potassium bromide in synthesizing a heterogeneous catalyst, showcasing its application in selective bromination reactions, crucial for developing efficient chemical synthesis processes (Bhunia et al., 2011).


• Proteomics and lipids of lipoproteins isolated at low salt concentrations in D2O/sucrose or in KBr.: The research investigates the proteomics and lipid profiles of lipoproteins isolated using potassium bromide, emphasizing its role in enhancing the resolution and accuracy of lipidomic studies in biochemistry (Ståhlman et al., 2008).


• Single-drop and nanogram level determination of sulfite (SO3(2-)) in alcoholic and nonalcoholic beverage samples based on diffuse reflectance fourier transform infrared spectroscopic (DRS-FTIR) analysis on KBr matrix.: This article highlights the innovative use of potassium bromide in the analysis of sulfite levels in beverages, showcasing its utility in food and beverage quality control (Verma et al., 2007).

聯結

替代品：PX1378

分析報告

应用程序测试：通过测试
吸光度（2 g压片，层厚0.5 cm）（水；3775-3050/1760-1520 cm⁻¹）： ≤ 0.15
吸光度（2 g压片，层厚0.5 cm）（CH化合物；3050-2750 cm⁻¹）： ≤ 0.004
吸光度（2 g压片，层厚0.5 cm）（其他；4000-400 cm⁻¹）： ≤ 0.020
粒径（d10）： ≤ 100 µm
粒径（d50）： ≤ 200 µm
粒径（d90）： ≤ 500 µm

其他說明

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

法律資訊

UVASOL is a registered trademark of Merck KGaA, Darmstadt, Germany

安全資訊

• 象形圖: GHS07
• 訊號詞: Warning
• 危險聲明: H319
• 防範說明: P264 - P280 - P305 + P351 + P338 - P337 + P313
• 危險分類: Eye Irrit. 2
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable