1.07302

聚乙烯聚吡咯烷酮

Divergan RS

• 同義詞: 聚乙烯聚吡咯烷酮
• CAS號碼: 9003-39-8
• 分類程式碼代碼: 13111038

屬性

• 品質等級: 100
• 自燃溫度: 440 °C
• 效力: >2000 mg/kg LD₅₀, oral (Rat)
• mp: 220 °C (decomposes)
• 密度: 1.2 g/cm³ at 20 °C
• 體積密度: 330 kg/m³
• 相容性: MQuant^® StripScan App; RQflex^® 10 Plus; RQflex^® 10; RQflex^® 20
• 檢測方法: colorimetric; reflectometric
• 儲存溫度: 15-25°C
• InChI: 1S/C6H9NO/c1-2-7-5-3-4-6(7)8/h2H,1,3-5H2
• InChI 密鑰: WHNWPMSKXPGLAX-UHFFFAOYSA-N

描述

一般說明

聚乙烯基聚吡咯烷酮（Divergan）作为辅料用于制备后续分析步骤的样品。它有着广泛的应用，尤其是在饮料行业。它用于预处理样品，例如具有强烈颜色的果汁，这些颜色会干扰使用MQuant或Reflectoquant试纸的分析。为了脱色，将果汁与粉末混合，然后过滤。然后，所得溶液可用于例如抗坏血酸或HMF等的测定。

應用

• Standardization of strawberry sourness and sweetness intensities using a taste sensor system and an invariant taste standard solution.: This study explores the use of polyvinylpolypyrrolidone (PVPP) in taste sensor systems to standardize flavor intensities, which can be applied to enhance the analytical reproducibility in food chemistry (Ujihara et al., 2023).
• Comprehensive Insight into Chemical Stability of Important Antidiabetic Drug Vildagliptin Using Chromatography (LC-UV and UHPLC-DAD-MS) and Spectroscopy (Mid-IR and NIR with PCA).: Analyzes the stability of the antidiabetic drug Vildagliptin, utilizing PVPP for sample preparation to enhance the precision of chemical stability assessments, critical for ensuring drug safety and efficacy (Gumieniczek et al., 2021).
• Rapid determination of 134 pesticides in tea through multi-functional filter cleanup followed by UPLC-QTOF-MS.: Demonstrates the application of PVPP in streamlining the cleanup process in pesticide residue analysis in tea, emphasizing its role in simplifying complex sample preparation steps for better analytical outcomes (Meng et al., 2022).
• Effect of Sample Preparation on the Detection and Quantification of Selected Nuts Allergenic Proteins by LC-MS/MS.: Investigates the effects of different sample preparation methods, including the use of PVPP, on the detection of nut proteins, highlighting the impact of these methods on the sensitivity and accuracy of allergen detection in food products (Sagu et al., 2021).
• SILIA-Based 4C Quantitative PTM Proteomics.: This research utilizes PVPP in a novel SILIA-based method for quantifying post-translational modifications in proteins, showcasing the adaptability of PVPP in advanced analytical methodologies to enhance the depth and quality of proteomic analysis (Wong & Li, 2021).

分析報告

鉴别（红外光谱）：符合要求

法律資訊

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

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

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable