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Title: A Geochemical Speciation Program Based on PHREEQE

Software ·
OSTI ID:1230264

HARPHRQ is a program based on the code PHREEQE and is designed to model geochemical reactions. Like PHREEQE, it can calculate the pH, redox potential and mass transfer as a function of reaction progress and the composition of solution in equilibrium with multiple phases. In addition, HARPHRQ includes options to allow the composition of a solution at a fixed pH to be calculated and to automatically add or remove mineral phases as they become saturated or exhausted. A separate module can also be interfaced to give a choice of sorption models including the triple-layer model.

Short Name / Acronym:
HARPHRQ; 000748IBMPC00
Version:
00
Programming Language(s):
Medium: X; OS: DOS (IBM PC), AIX
Research Organization:
OECD Nuclear Energy Agency
Sponsoring Organization:
NEA
DOE Contract Number:
NP
OSTI ID:
1230264
Country of Origin:
United Kingdom

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