Hardy Diagnostics® Z08 Wickerham Card, 2 x 3-Inches (for turbidity adjustments to a McFarland standard)Sold individuallyManufacturer: Hardy DiagnosticsManufacturer Part No: Z08(0) No Reviews yet Pinit Item Number: HAD-Z08 Request Pricing DetailsDocuments & Videos ReviewsBackRatings & ReviewsNo reviews availableBe the first to Write a Review