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Molecular Mischief
“Medtfine Pen Needles – 31G, 5/16″ (8mm), 100/Box” has been added to your cart. View cart

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  • Pen Needle Super Sampler

    Pen Needle Super Sampler

    $5.50

    A 20 piece assortment of our most popular pen needle options in a convenient sampler. Find your perfect fit!

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  • Medtfine Pen Needles - 31G, 5/16" (8mm), 100/Box

    Medtfine Pen Needles – 31G, 5/16″ (8mm), 100/Box

    $11.75

    3 bevel, silicone coated needles for a smooth injection at a low price.

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  • Medtfine Pen Needles - 32G, 3/16" (5mm), 100/Box

    Medtfine Pen Needles – 32G, 3/16″ (5mm), 100/Box

    $12.50

    3 bevel, silicone coated needles for a smooth injection at a low price.

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Molecular Mischief

Quality supplies for innovative research.

*All sales for lab use only – not for human or animal consumption

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You're $57.50 away from free shipping
  • × Pen Needle Super SamplerPen Needle Super Sampler 1 × $5.50
  • × Medtfine Pen Needles - 32G, 3/16" (5mm), 100/BoxMedtfine Pen Needles - 32G, 3/16" (5mm), 100/Box 1 × $12.50
  • × Medtfine Pen Needles - 31G, 5/16" (8mm), 100/BoxMedtfine Pen Needles - 31G, 5/16" (8mm), 100/Box 2 × $11.75

Subtotal: $41.50

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