Free Sample Offering


Try SIEVEWELL for your project. We ship worldwide. 

5 slides can be delivered relative to a trial request, to each laboratory, for each project.

Please email or fill up the following form. We usually reply within two business days. Please check your spam or junk mail folder as our mail automatically may be classified as spam mail.


Takashi Osaka
New Business Division
Tokyo Ohka Kogyo Co. Ltd.
1590 Tabata, Samukawa, Koza, Kanagawa, 253-0114, Japan


  1. Please enter the information below to request a free sample.
  2. We’ll contact you for shipping and delivery address. 
  3. We’ll follow up to see if we can get some feedback on the products you received. 













Well size
20 um50 um

Do you plan to pick up single cell in SIEVEWELL by capillary method?
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Please note that the free samples are offered in exchange for your feedback. By ordering the free samples you agree to provide us with your feedback.

We, TOK will use your personal information you entered in this page only for the purpose of responding to your inquiry, and will not provide such information to a third party without your prior consent.