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Strona 53
Asphaltenes . — That portion of bitumen It occurs in nature as a natural bitumen ,
which is soluble in carbon disulphide , but or highly bituminous shale in the form
of insoluble in ethyl ether . McKittrite , and is capable of yielding oil Kerotenes .
Asphaltenes . — That portion of bitumen It occurs in nature as a natural bitumen ,
which is soluble in carbon disulphide , but or highly bituminous shale in the form
of insoluble in ethyl ether . McKittrite , and is capable of yielding oil Kerotenes .
Strona 55
... whether this objection can be upheld , as the nitrogenous content of organic
matter is largely transformed into water - soluble ammonium salts , while the
remainder is converted , inter alia , into tertiary amines , which are soluble in oil .
... whether this objection can be upheld , as the nitrogenous content of organic
matter is largely transformed into water - soluble ammonium salts , while the
remainder is converted , inter alia , into tertiary amines , which are soluble in oil .
Strona 57
Hoaglanda2 states that of the total nitrogen of the kelps he examined , from
onethird to one - fifth was soluble in water , and about the same proportion was
found by Stutzer ' s method to be in the form of nonprotein nitrogen . Stewart23
finds ...
Hoaglanda2 states that of the total nitrogen of the kelps he examined , from
onethird to one - fifth was soluble in water , and about the same proportion was
found by Stutzer ' s method to be in the form of nonprotein nitrogen . Stewart23
finds ...
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