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KnowItAll 質譜庫高質精選。搜索工具簡易便利，可按譜峰、名稱、分子結構、分子結構碎片，以及屬性字段，如分析技術、分子量和CAS注冊編號等進行搜索。該光譜庫集還包含了化學品的俗名。

• MS - Bio-Rad Sadtler AAFS Toxicology Section of Drugs

• MS - Bio-Rad Sadtler NIOSH Pocket Guide

• MS - NIST EPA NIH Mass Spectral Library (2017)

• MS - Wiley Androstanes & Estrogens and Other Steroids

• MS - Wiley Drugs

• MS - Wiley Geochemicals/Petrochemicals & Biomarkers

• MS - Wiley Industrial Compounds

• MS - Wiley Volatile Compounds in Food

• MS - Wiley Registry of Mass Spectral Data 11th Edition

• MS - Wiley Registry of Mass Spectral Data 11th Edition

Deleted Removed Spectra

• MS - Wiley Registry of Mass Spectral Data 11th Edition

Replicate Spectra

• SWGDRUG Library - Bio-Rad Sadtler (select spectra)