. . . . "upper aqueous phase" . "Transfer the upper aqueous phase to a new tube (size= 1.5 ml)." . . . . "tube" . . "2021-03-05T11:38:44.416158"^^ . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEOtYac15zsWN/LAu3q7YFdW0UZNfX3BAarHW/LB1DHGcz0yYr0v7hKGbnCLJ+UkDfu3Mgj7BnCm1s8ulMULKfF4YjqS2YKHYZjNKVaIjSigFOpjOwIx99+qPlvd5CuG+Gia/sJA05jy2bPKLwb/kmVeeX0zORZudWLyRMLXp8UQIDAQAB" . "XnJ8CNeJT7ccqEiphr67nWvCAK/tndWBdCHZH9ho9qqrky4mVXfb/6vvD9GSNNVVy3o3nXNYbT278ENNvUIm1PMZ7eZ5zeA9WHtXVPAfOjUvD+uHazrNSHwScdtF22DJq8Ibiu7eL5uw6Rl5VCtHWBCPL+LOqmTERl7geMAsXsE=" . . . "2021-03-05T11:38:44.416158"^^ . .