Patent ID: 8314216

Claim:
A composition comprising a polymerase and at least one compound selected from the group consisting of compounds of the following general formulas: Z—OPO 2 —(OP(EE′)O) n —PO 2 O—Z′ (e) Z—OPO 2 —(OP(EE′)O) n PO 2 —Z′ (f) Z—PO 2 —(OP(EE′)O) n PO 2 O—Z′ (g) Z—PO 2 —(OP(EE′)O) n PO 2 —Z′ (h) where Z and Z′ are each independently a hydrogen atom or a thermally stable substituent, E and E′ are each independently an oxygen atom or a thermally stable substituent and n is an integer having a value of at least 2.