- 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.
A substance, chemical, or solution used in the laboratory to detect, measure, or otherwise examine other substances, chemicals, or solutions; grades include ACS (American Chemical Society standards), reagent (for analytical reagents), CP (chemically pure), USP (U.S. Pharmacopeia standards), NF (National Formulary standards), and purified, technical (for industrial use).
Industry:Chemistry
A device in which the measured change in conductivity of a standard flame (usually hydrogen) due to the insertion of another gas or vapor is used to detect the gas or vapor.
Industry:Chemistry
A method of analysis in which a blowpipe is used to heat and decompose a compound or mineral; a characteristic color appears in the flame or a colored crust appears on charcoal.
Industry:Chemistry
High-purity chemicals used for analytical reactions, for testing of new reactions where the effect of impurities are unknown, and, in general, for chemical work where impurities must either be absent or at a known concentration.
Industry:Chemistry
The temperature at which wax or solids separate from kerosine and other illuminating oils as a definite floc.
Industry:Chemistry
A type of high-pressure liquid chromatography which employs a stable, chemically bonded stationary phase.
Industry:Chemistry
An analytical balance equipped to record weight results by electromagnetic or servomotor-driven accessories.
Industry:Chemistry
A quantitative test applied to kerosine and other illuminating oils to detect substances rendered insoluble by heat.
Industry:Chemistry
The amount of bromine absorbed by a fatty oil; indicates the purity of the oil and degree of unsaturation.
Industry:Chemistry
Use of neutral electrode probes to measure the solution potential developed as the result of an oxidation or reduction reaction.
Industry:Chemistry
