(Make sure you see the bottom left of your web site Image). This doesn't automatically indicate the syringe is negative but you'll have to do agar transfers to clean up the spores. If you are new to the passion, I might Speak to the vendor and ask for a substitution. https://mushroomsporesyringes32086.thekatyblog.com/22250688/mushroom-spore-syringes-no-further-a-mystery