- 行业: Printing & publishing
- Number of terms: 178089
- Number of blossaries: 0
- Company Profile:
McGraw Hill Financial, Inc. is an American publicly traded corporation headquartered in Rockefeller Center in New York City. Its primary areas of business are financial, publishing, and business services.
In gas chromatography, a gas used as an eluant for extracting the sample from the column as the gas passes through. Also known as eluant gas.
Industry:Chemistry
The rate of movement of the liquid-sediment boundary in the sample holder during centrifugation; used in molecular-weight determinations.
Industry:Chemistry
That branch of quantitative analytical chemistry in which a desired constituent is converted, usually by precipitation or combustion, to a pure compound or element, of definite known composition, and is weighed; in a few cases a compound or element is formed which does not contain the constituent but bears a definite mathematical relationship to it.
Industry:Chemistry
A specific, demarcated portion of a lot of a substance that is to be chemically analyzed.
Industry:Chemistry
One or more increments taken from a larger quantity of a material that is to be analyzed. Also known as bulk sample; lot sample.
Industry:Chemistry
Calibrated, tube-shaped glass container used with laboratory centrifuges for volumetric analysis of separable (solid-liquid or immiscible liquid) samples.
Industry:Chemistry
The ability of a type of method or instrumentation to respond to a specified substance or constituent and not to others.
Industry:Chemistry
Portable device to read refractive indices of sugar solutions. Also known as proteinometer.
Industry:Chemistry
A device used in the quantitative analysis of the carbon and hydrogen content of organic compounds.
Industry:Chemistry
