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Norgwyn Montgomery (化學(xué)軟件公司)
Their molecuar modeling and chemical database software was developed by working industrial research chemists. They are involved in the synthesis of new compounds, in designing formulations for those compounds, and in understanding how to use them. In business since 1995, Norgwyn Montgomery Software sells a full line of molecular modeling, chemical database and traditional QSAR tools. They have formed an alliance with Pyramid Learning, the makers of ChemSite, to further their goal of creating a complete line of chemical software that can supply all the basic needs of the research chemist. By number of programs sold, they are one of the largest suppliers of molecular modeling and computational chemistry programs in the world.
物性數(shù)據(jù)庫和工程小軟件PhysProps, EngVert, PipeDrop
【數(shù)據(jù)內(nèi)容】
PhysProps, is undeniably the most advanced and easiest to use thermodynamic/chemical physical property database and property estimation tool ever developed. The data base is composed of over 6,500 chemical specie names and their synonyms. There are 28 physical properties for each compound in the data base. If a particular compound is not in the database, there are 18 properties which can be estimated from standard techniques.
EngVert is an advanced scientific unit conversion program. EngVert is pre-configured to convert units in 39 major catagories and is user expandable to allow you to add conversions as your needs grow.
PipeDrop is an hydraulic pressure drop calculator for liquids, gases, and 2-phase flow.
數(shù)據(jù)處理、圖形顯示及編程工具IGOR, WaveMetrics
【簡介】
IGOR Pro is an interactive environment for experimentation with scientific and engineering data and for the production of publication-quality graphs and page layouts.
IGOR Pro produces journal-quality scientific graphs.
IGOR Pro handles large data sets very quickly.
IGOR Pro includes a wide range of capabilites for analysis and graphing.
IGOR Pro has special support for time-series or other evenly-spaced data.
IGOR Pro imports data in many formats, and acquires data from GPIB and the serial port.
IGOR Pro is completely programmable via a built-in programming environment, and can be extended by external code (XOPs) written in C.
IGOR Pro doesn't require any programming; most functionality is available using standard menus, dialogs, and the mouse.
梅里安·韋伯斯特公司 (權(quán)威美式英語辭典出版商)
【公司簡介】
Back in the 1820s, Noah Webster was on the cutting edge of American English. Today, Merriam-Webster carries forward his legacy into the electronic age.
Contact
Merriam-Webster, Inc.
47 Federal Street
P.O. Box 281
Springfield, MA 01102
Phone: (413) 734-3134
Fax: (413) 731-5979
堿度計算器(免費)
【用途】 The free software, Alkalinity Calculator, can be used to analyze the titration curve and calculate the alkalinity or acid neutralizing capacity (ANC) of the sample using one or more of several different methods. As well as stand-alone version and online version the website supplies tutorials on application the software, which include Reporting Tips, Speciation Criteria, Speciation Criteria and FAQ.
