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The relations between in-situ and surface (usually at SPE Standard Conditions (STP) ) at given temperature and pressure) and STP masses, volumes, densities and compressibilities are given by the following equations (see Derivation):
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The relations between in-situ and surface (usually at SPE Standard Conditions (STP) ) at given temperature and pressure) and STP masses, volumes, densities and compressibilities are given by the following equations (see Derivation):
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