Salesworth India Private Limited supplies Disposable Test Pack for Single Use. Salesworth India Private Limited also offers various types of Chemical Indicators manufactured by SteriTec U.S.A. The Disposable Test Pack for Single Use, also known as Steri-Pak LF Disposable Bowie-Dick Test Pack, finds use in pre-vacuum steam sterilizers at 134 Degree C. The Disposable Test Pack for Single Use shows blue to black color change. The vivid blue colour of Disposable Test Pack for Single Use remain if air leak present. The Disposable Test Pack for Single Use is used as permanent color change of black which will not fade in sunlight.