CPC G01N 33/58 (2013.01) [G01N 21/66 (2013.01); G01N 2458/30 (2013.01)] | 16 Claims |
1. A composition comprising:
(i) about 100 mM to about 175 mM N-butyldiethanolamine (BDEA);
(ii) about 600 mM to about 1200 mM of at least one salt; and
(iii) about 100 mM to about 300 mM of at least one pH buffering component,
wherein the composition further comprises a surfactant, wherein the surfactant is PEG(18) tridecyl ether.
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