Meanings of absorptive power in English

How may the absorptive power of a flour be determined?

However, a measurement of the absorptive power of carbon had erroneously led to too high a value.

The soul is a fluid absorbed by matter in proportion to the absorptive power of the matter.

He found the impregnation uneven, and the absorptive power high, but he did not find any arsenic, though its use was claimed.

Commencing with the substance which exerted the least absorptive power, and proceeding onwards to the most energetic, the following order of absorption was observed:-

This may depend upon an absorptive power of the air, which may reasonably be supposed to be more charged with vapor two hours before noon.

Their clay seemed like some other kinds, which have their absorptive powers strengthened by the more they take up.

"I was much interested some years ago," said the Doctor, "in the results of Prof. Way's investigations in regard to the absorptive powers of soils."