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Phosphorothioated oligonucleotides (PTO)


Synthesis scale

Additional charge per PTO base

Basic cost per base

Setup charge

0.2 μmole

US$1.50 / CAN$1.50 per PTO base

US$0.39 / CAN$0.39


1.0 μmole

US$1.50 / CAN$1.50 per PTO base

US$0.79 / CAN$0.79


15 μmole

US$10.00 / CAN$10.00 per PTO base

US$6.50 / CAN$6.50

US$30 / CAN$30

Example: One oligo of 20 bases at the 200 nmole scale, of which 3 backbone links at each end are phosphorothioated:  20 x 0.39 = 7.80, plus (3+3) x 1.50 = 9.00, for the total of 16.80.  Please use asterisks to describe the phosphorothioated backbone links, for example A*T*C*AGTGACTCGTAGTG*C*T*A


The prices in Canadian dollars are valid only for customers from Canada, and are subject to government sales taxes (GST, HST, QST).  The taxes are extra (not included in the above prices).

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