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Propper Duo-Spore™ Sporestrips

Contain two test strips and one control strip

Manufacturer:  Propper 26906500

Catalog No. 09-525-40

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Includes: Each set contains two test strips and one control strip.



  • Four-inch strips prepared from standard population suspension of Aeobacillus stearothermophilus and Bacillus atrophaeus (globigii) obtained from the American Type Culture Collection
  • Survival and kill standards comply with specifications M1L-S-36586 and satisfy USP requirements



2 Test strips and 1 control strip in each envelope
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