Custom Preparative Services

IDT offers all standard mixed base sites at no additional charge. Custom mixes are also available. IDT will hand-mix to any customer-defined percentage composition for $100 per mix. For each mixture, IDT can incorporate up to 100 residues on the 100-nmole and 250-nmole scales and up to 40 residues on the 1-µmole scale.

Service25 nmole100 nmole250 nmole1 µmole5 µmole10 µmole
Standard Mixed Base (Degenerate) SitesF R E EF R E EF R E EF R E EF R E EF R E E
Customized Hand-Mix (Degenerate) SitesN/A$100.00 USD$100.00 USD$100.00 USDInquireInquire
Lab-Ready Oligo Service$2.00 USD$2.00 USD$2.00 USDInquireInquireInquire
Na+ Salt Exchange/OligoN/A$75.00 USD$75.00 USD$75.00 USD$225.00 USD$225.00 USD
Annealing of Complementary OligosN/A$30.00 USD$45.00 USD$45.00 USDInquireInquire


Lab-Ready Oligo Service

For ultimate convenience, IDT is now offering Lab-Ready oligo services. For only $2, we will ship your 25 nmole or 100 nmole oligos hydrated at 100µM concentration in IDTE (1x TE buffer) at pH 8.0. 250 nmole scale oligos will be shipped hydrated at 100 µM concentration in IDTE (1x TE buffer) at pH 8.0



Service PricingAll Scales
Analytical IE-HPLC pH 12.0$55.00 USD
Analytical RP-HPLC$55.00 USD
Capillary Electrophoresis Trace$45.00 USD
Entire Plate Capillary ElectrophoresisN/A
Conductivity Measurement$95.00 USD
Fluorometric Scan (ABS/EM)$95.00 USD
Standard Mixed
Base Sites:
R = A,g
Y = C,T
M = A,C
K = g,T
S = g,C
W = A,T
H = A,C,T
B = g,T,C
V = g,C,A
D = g,A,T
N = A,C,g,T