«INDIGOTIC» 관련 영어 책
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1
Chemistry, Theoretical, Practical, and Analytical: As ...
When quiescence has ensued, and the retort has cooled, resinous matter and
crystals of indigotic acid will be found floating upon the surface of the menstruum.
These must be separated and treated with water, which will dissolve the indigotic
...
Sheridan Muspratt, Eben Norton Horsford
2
A system of chemistry of inorganic bodies
Thomas Thomson. ci«*i- Pinic acid . . 100 Protoxide of lead . . 19-5 119-5 It is
insoluble in water, very little soluble in alcohol and ether, but dissolves readily in
oil of turpentine and the fat oils.* 81. Indigotate of lead. The indigotic acid does
not ...
3
Chemistry of Organic Bodies: Vegetables
To obtain the sulpho-indigotic acid we dissolve the sulpho-indigotate of ammonia
in water, and precipitate by acetate of lead. The sulpho-indigotate of lead falls
down, being insoluble in water. Let it be collected on a filter. The liquid which ...
4
Elements of Chemistry: Including the Recent Discoveries and ...
The impure indigotic acid, deposited in cooling, is boiled with oxide of lead and
filtered, in order to separate resin ; and the clear yellow solution is decomposed
by sulphuric acid, and again filtered at a boiling temperature. On cooling, the acid
...
5
A Manual of Chemistry: Containing the Principal Facts of the ...
Indigotic 1698. Indigotic Acid. CJi7^i\^Oa. This acid is obtained !>y dUL ' boiling
indigo in rather dilute nitric acid, formed by mixing nitric acid of sp. gr. 1.2 with an
equal weight of water. To the solution, Uept boiling, indigo, in coarse powder is ...
6
Chemical News and Journal of Industrial Science
Great care must be bestowed on this part of the operation, so as to avoid the
formation of a compound, to which I shall have again to call your attention, sulpho
-indigotic acid. The acid mass produced is thrown into about 40 or 50 parts of
water, ...
7
The elements of experimental chemistry
Indigotic Acid. This acid, of which T have given a short notice (page 244 of this
vol.), M. Buff finds may be produced without difficulty by the process there
described. It may be separated, in part, from the resinous matter accompanying it,
...
8
Chemistry for Collegiate Institutions, Schools, Families, ...
Indigotic and carbazotic acids are obtained by the action of nitric acid on indigo.
When indigo is boiled in diluted nitric acid, carbonic, prussic and nitrous acids
are evolved, and in the liquid, besides carbazotic acid, resinous matter, &c, ...
Mrs. Lincoln Phelps, 1857
9
The English cyclopædia: A new dictionary of universal knowledge
INDIGOTIC ACID. [Indigo.] INDIGOTIC GROUP. According to Gerhard's system of
classification of organic compounds, this group, belonging to the Benzoic Series,
consists of a number of bodies derived exclusively from indigo, under which the ...
10
The American chemist: a monthly journal of theoretical, ...
Great care must be bestowed on this part of the operation, so as to avoid the
formation of a compound, to which I shall have again to call your attention, sulpho
-indigotic acid. The acid mass produced is thrown into about 40 or 50 parts of
water, ...
