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Now there's a safe, economical way to cap and recap blood collection tubes and disposable glass culture tubes, regardlesss of manufacturer. Uni-Flex Safety Caps are available for a wide range of biomedical and industrial applications. The Uni-Flex liquid-tight seal ensures sample integrity and prevents spillage of serum samples. Uni-Flex Safety Caps are available in several colors which helps guard against sample cross-contamination and is convenient for color-coding to particular R&D projects. Uni-Flex Safety Caps protect your laboratory staff from the aerosols of highly-infectious organisms such as TB and the HTLV-III virus.

  • Will not aerosol when opened!
  • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes.
  • Liquid-tight seal prevents sample evaporation.
  • The Uni-Flex Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing.
  • Easy identification of samples.
  • Uni-Flex Safety Caps are available in 7 colors that correspond to blood collection cap colors.
  • Stretchable, unique over-locking design is far superior to Parafilm.
  • Locks securely onto the outside of tube lip to prevent evaporation.
  • Easy to label. Write directly on the cap with indelible ink.
  • Clear, natural colored caps are trace-metal free.




  • Displaying items 41 - 56 of 56
    SKU Name Tube (mm)Color MSRP Our Price  
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    T13717-41T13717-41 : Uni-Flex Safety Caps for 13mm Culture Tubes, Yellow, 1000/PK (Bioplas P/N: 6630)
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    13Yellow $22.31 Add T13717-41 : Uni-Flex Safety Caps for 13mm Culture Tubes, Yellow, 1000/PK (Bioplas P/N: 6630) to Cart
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    T13717-42T13717-42 : Uni-Flex Safety Caps for 13mm Culture Tubes, Yellow, 1000/PK, 10PK/CS (Bioplas P/N: 6630)
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    13Yellow $207.14 Add T13717-42 : Uni-Flex Safety Caps for 13mm Culture Tubes, Yellow, 1000/PK, 10PK/CS (Bioplas P/N: 6630) to Cart
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    T13717-43T13717-43 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, White, 1000/PK (Bioplas P/N: 6700)
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    16White $22.31 Add T13717-43 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, White, 1000/PK (Bioplas P/N: 6700) to Cart
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    T13717-44T13717-44 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, White, 1000/PK, 10PK/CS (Bioplas P/N: 6700)
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    16White $207.14 Add T13717-44 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, White, 1000/PK, 10PK/CS (Bioplas P/N: 6700) to Cart
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    T13717-45T13717-45 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Red, 1000/PK (Bioplas P/N: 6705)
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    16Red $22.31 Add T13717-45 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Red, 1000/PK (Bioplas P/N: 6705) to Cart
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    T13717-46T13717-46 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Red, 1000/PK, 10PK/CS (Bioplas P/N: 6705)
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    16Red $207.14 Add T13717-46 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Red, 1000/PK, 10PK/CS (Bioplas P/N: 6705) to Cart
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    T13717-47T13717-47 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Lavender, 1000/PK (Bioplas P/N: 6710)
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    16Lavender $22.31 Add T13717-47 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Lavender, 1000/PK (Bioplas P/N: 6710) to Cart
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    T13717-48T13717-48 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Lavender, 1000/PK, 10PK/CS (Bioplas P/N: 6710)
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    16Lavender $207.14 Add T13717-48 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Lavender, 1000/PK, 10PK/CS (Bioplas P/N: 6710) to Cart
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    T13717-49T13717-49 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Green, 1000/PK (Bioplas P/N: 6715)
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    16Green $22.31 Add T13717-49 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Green, 1000/PK (Bioplas P/N: 6715) to Cart
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    T13717-50T13717-50 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Green, 1000/PK, 10PK/CS (Bioplas P/N: 6715)
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    16Green $207.14 Add T13717-50 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Green, 1000/PK, 10PK/CS (Bioplas P/N: 6715) to Cart
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    T13717-51T13717-51 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Blue, 1000/PK (Bioplas P/N: 6720)
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    16Blue $22.31 Add T13717-51 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Blue, 1000/PK (Bioplas P/N: 6720) to Cart
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    T13717-52T13717-52 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Blue, 1000/PK, 10PK/CS (Bioplas P/N: 6720)
    Click for details 
    16Blue $207.14 Add T13717-52 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Blue, 1000/PK, 10PK/CS (Bioplas P/N: 6720) to Cart
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    T13717-53T13717-53 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Grey, 1000/PK (Bioplas P/N: 6725)
    Click for details 
    16Grey $22.31 Add T13717-53 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Grey, 1000/PK (Bioplas P/N: 6725) to Cart
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    T13717-54T13717-54 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Grey, 1000/PK, 10PK/CS (Bioplas P/N: 6725)
    Click for details 
    16Grey $207.14 Add T13717-54 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Grey, 1000/PK, 10PK/CS (Bioplas P/N: 6725) to Cart
    Image Not Available
    T13717-55T13717-55 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Yellow, 1000/PK (Bioplas P/N: 6730)
    Click for details 
    16Yellow $22.31 Add T13717-55 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Yellow, 1000/PK (Bioplas P/N: 6730) to Cart
    Image Not Available
    T13717-56T13717-56 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Yellow, 1000/PK, 10PK/CS (Bioplas P/N: 6730)
    Click for details 
    16Yellow $207.14 Add T13717-56 : Uni-Flex Safety Caps for 16mm Blood Collecting & Culture Tubes, Yellow, 1000/PK, 10PK/CS (Bioplas P/N: 6730) to Cart
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