insoluble residue

insoluble residue

[in′säl·yə·bəl ′rez·ə‚dü]
(geology)
Material remaining after a geological specimen is dissolved in hydrochloric or acetic acid.

insoluble residue

That portion of an aggregate or cement which is not soluble in diluted hydrochloric acid.
References in periodicals archive ?
To evaluate the noncarbonate insoluble residue content of larval bivalve shell, the insoluble residue proportion of representative dry weight splits (0.
the subject of the contract is the assembly of machinery for separating the insoluble residue, which takes a client.
It is also interesting to observe that most trace elements display positive interrelationships with the major insoluble residue components of the rock (Table 6) and prominent among these are the Si[O.
The alcohol insoluble residue (AIR) was obtained by processing the dried peels five times with 85 % ethanol (solid/liquid ratio: 1/3 weight/volume) at 70[degrees]C for 20 min and with 95 % ethanol before drying in an oven (50[degrees]C).
The insoluble residue is neutralised and sent to a waste disposal facility.
095MPa), use acetone to flush liquefied content until filtrate is colorless, and then get insoluble residue.
At the same time, a part of primary products of complicated structure should lose the hydrogen and form an insoluble residue.
In response to comments by Kissel (2005), the arsenic levels in the insoluble residue collected on the filter were analyzed, and the results were published by Wang et al.
The insoluble residue was fractionated by gravity sedimentation and sieving into the fractions of <2 [micro]m (clay), 2-8 and 8-16 [micro]m (both fine silt), 16-32 and 32-63 [micro]m (medium and coarse silt), and >63 [micro]m (sand) (Ainsaar & Meidla 2001).
A small sample of this specimen was digested in hydrochloric acid (HCI), producing an insoluble residue amounting to 21.
52) between the insoluble residue content and the percentage of calcium oxide in calcretes.
For the uncompatibilized PA6/PPE = 30/70 blend, no PPE was found in the final formic acid insoluble residue.