Biological buffer calculator, choose from a list of all of the commonly used biological buffer systems, enter your desired volume, pH, and buffer concentration,  and the calculator will inform you of the exact volumes of these stock solutions to mix in order to obtain the buffer needed.  By Wiley Publishing.

 

ChemiCalc is a powerful unit converter for chemistry and physics calculations. Students and teachers can enter and simultaneously view converted values for energy, wavelength and frequency. By Rhodium Inc.

 

 

Calcbot 2 is an intelligent calculator and unit converter for the rest of us. Featuring an easy-to-read history tape, expression view, intuitive conversion, and much more! Rotate your device into landscape mode to gain access to common scientific functions. By Tapbots.

 

DNA/RNA/protein and general molecular weight calculator. Type in or copy/paste any nucleic acid base sequence, any protein or peptide amino acid sequence, or any standard chemical formula, and obtain the molecular weight. By Wiley Publishing.

 

Graphing calculator turns your iPhone or iPod into an intuitive high-resolution function plotter and scientific calculator. A powerful, yet easy to use scientific calculator; Quickly plot and trace multiple equations on the same graph; Custom keyboard to speed up entering in equations and much more. By Appcylon LLC.

 

MATLAB mobile: A lightweight desktop on your iOS device that connects to a MATLAB session running on the MathWorks Cloud or on your computer. From the convenience of your iOS device, you can run scripts, create figures, and view results. By MathWorks. 

 

Numbers lets you make compelling spreadsheets in minutes — with tables, charts, photos, and graphics — using just your fingers. Choose from 250 easy-to-use functions. Enter and edit data with an intelligent keyboard. By Apple.

 

Quick graph is a powerful, high quality, graphing calculator that takes full advantage of the multitouch display and the powerful graphing capabilities of the iPad and iPhone, both in 2D and 3D. By KZ Labs.

 

 

Solve Graphing Calculator solves expressions as you type and features an innovative memory system to store and recall answers. Simply touch the answer to store it and touch the stored answer to use it in an expression. By Pomegranate Apps LLC.