Let the soil be well dried in a warm place for four or five days, sift it through a coarse sieve, and weigh out 500 grains, which is the most convenient qu...
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Let the soil be well dried in a warm place for four or five days, sift it through a coarse sieve, and weigh out 500 grains, which is the most convenient qu...
Let the soil be well dried in a warm place for four or five days, sift it through a coarse sieve, and weigh out 500 grains, which is the most convenient quantity to examine, taking care that all results are divided by five to reduce it to the per centage. Heat these 500 grains from about 240 to 230 for half an hour in an oil-bath, stirring occasionally; weigh: the loss is moisture. Heat the remainder to low redness in a crucible for about half an hour, so as to burn it well; weigh when cold: the loss is organic matter. Boil in a large flask for eight...
On the Detection of Cotton in Linen