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  • Database selection and modification
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Subject / Started by Replies / Views Last post
Uncoupled redox database

Started by dlparkhurst

6 Replies
203 Views
Last post December 15, 2022, 03:33:28 PM
by dlparkhurst
Problems defining a species that is not in the LLNL database

Started by d.reyes11

1 Replies
74 Views
Last post December 05, 2022, 03:29:43 PM
by dlparkhurst
Modify database for adding kinetics to a solution species reactions

Started by ahmadreza_shojaee

6 Replies
170 Views
Last post November 30, 2022, 10:39:34 AM
by ahmadreza_shojaee
Brine Database

Started by DFhidro

1 Replies
67 Views
Last post November 30, 2022, 05:03:47 AM
by dlparkhurst
Gebo Database

Started by DFhidro

2 Replies
74 Views
Last post November 17, 2022, 09:30:35 PM
by MichaelZ20
Different O(0) molality between LLNL and Sit

Started by Jeonghwan Hwang

2 Replies
182 Views
Last post September 20, 2022, 02:36:49 AM
by Jeonghwan Hwang
Is there anything wrong with my definition?

Started by Xavier.Qiu

5 Replies
251 Views
Last post August 26, 2022, 05:56:15 AM
by dlparkhurst
Defining log_K values

Started by Sol-Chan Han

4 Replies
350 Views
Last post July 15, 2022, 06:19:00 PM
by Sol-Chan Han
Database for silicon compounds

Started by Nandalee

1 Replies
201 Views
Last post July 13, 2022, 03:01:52 AM
by dlparkhurst
pH scales in PHREEQC

Started by dcoenen

1 Replies
245 Views
Last post June 24, 2022, 07:08:00 PM
by dlparkhurst
Can't find lanthanum arsenate in database

Started by elbertnigri

5 Replies
331 Views
Last post June 02, 2022, 09:06:20 AM
by elbertnigri
-Analytical_expression vs -logK difference

Started by LogK

2 Replies
277 Views
Last post May 06, 2022, 07:20:51 PM
by LogK
Select Pitzer database in PhreePlot

Started by salejandra16

3 Replies
305 Views
Last post April 21, 2022, 03:05:04 PM
by dlparkhurst
Activity calculation model

Started by GeeqC

5 Replies
1388 Views
Last post February 16, 2022, 10:20:58 PM
by dlparkhurst
Thermodynamic formation of amorphous Mn oxyhydroxides in PHREEQC?

Started by peterwadeuk

1 Replies
316 Views
Last post February 16, 2022, 10:09:42 PM
by dlparkhurst
Can llnl_gamma be used as gamma for adjusting a phreeqc database

Started by R.Schmidt

1 Replies
329 Views
Last post February 16, 2022, 09:57:40 PM
by dlparkhurst
modify PhreeqC database

Started by jedreiergeo

1 Replies
438 Views
Last post January 13, 2022, 10:26:41 PM
by dlparkhurst
Custom mineral phase

Started by Jay Chou

3 Replies
551 Views
Last post January 12, 2022, 03:16:48 PM
by dlparkhurst
log_k for Goethite in phreeqc.dat

Started by MichaelZ20

1 Replies
406 Views
Last post December 21, 2021, 05:16:59 PM
by dlparkhurst
Mineral Not in Database

Started by Jestril

8 Replies
645 Views
Last post November 17, 2021, 08:01:16 PM
by Jestril
Data base expansion

Started by Jordan

2 Replies
453 Views
Last post November 12, 2021, 10:54:37 AM
by Pak
Question about Exchange_Species (cation exchange model)

Started by Jeonghwan Hwang

5 Replies
762 Views
Last post September 26, 2021, 06:22:25 PM
by dlparkhurst
The conc. difference between summation of U(6) species and total U(6) in Sit.dat

Started by Jeonghwan Hwang

2 Replies
386 Views
Last post September 10, 2021, 02:56:36 AM
by Jeonghwan Hwang
Nitrite/Nitrate Pitzer database

Started by Ahmed

2 Replies
514 Views
Last post June 16, 2021, 12:59:39 PM
by sn
ERROR: Analytical data entered twice for NH4+ and SO4-2

Started by hagar.haithm@gmail.com

1 Replies
480 Views
Last post June 06, 2021, 08:13:01 PM
by dlparkhurst
Loding external dabase in PHREEQC R package.

Started by FlouretAlex

4 Replies
523 Views
Last post April 23, 2021, 07:37:46 PM
by FlouretAlex
Modification of the solubility product of a mineral in the database

Started by quitte

2 Replies
787 Views
Last post December 16, 2020, 04:07:43 PM
by quitte
Pressure dependence of log_k llnl.dat

Started by Mouadh

3 Replies
995 Views
Last post December 01, 2020, 03:05:52 PM
by dlparkhurst
Adding organic acids to database

Started by Juho.Yliniemi

8 Replies
935 Views
Last post November 30, 2020, 06:53:50 AM
by Juho.Yliniemi
Conditional Stability Constants - correction to zero ionic strength

Started by bschroth

1 Replies
619 Views
Last post November 26, 2020, 02:42:58 AM
by dlparkhurst
Adding Struvite to Database

Started by demanderx

6 Replies
2871 Views
Last post October 25, 2020, 04:01:23 PM
by dlparkhurst
Turn off saturation index while considering mineral precip/dissolution?

Started by SaiP

1 Replies
1183 Views
Last post October 06, 2020, 05:23:50 PM
by dlparkhurst
Sources of data in database

Started by Charlie

4 Replies
979 Views
Last post September 11, 2020, 09:10:51 AM
by Charlie
Adding oxide compounds to the Cemdata18 database

Started by sama.k

1 Replies
715 Views
Last post August 29, 2020, 07:20:45 PM
by dlparkhurst
GWB to PHREEQC Database

Started by w1nterfell

1 Replies
850 Views
Last post August 07, 2020, 02:41:54 PM
by dlparkhurst
ion concentration input

Started by cjuarez

2 Replies
750 Views
Last post June 18, 2020, 09:12:55 PM
by John Mahoney
water activity in SIT

Started by pzhang117

2 Replies
839 Views
Last post June 10, 2020, 04:55:32 AM
by pzhang117
Problem when modifying CEMDATA18.1

Started by Juho.Yliniemi

2 Replies
842 Views
Last post May 26, 2020, 09:10:44 AM
by Juho.Yliniemi
Thermodynamics of Formation any Useful?

Started by toupis12

2 Replies
811 Views
Last post May 20, 2020, 08:59:45 AM
by toupis12
Pitzer Database

Started by ljcrisc

6 Replies
1525 Views
Last post April 24, 2020, 07:36:09 PM
by dlparkhurst
Correct pyrite definition minteq

Started by frenzy_geochem

1 Replies
896 Views
Last post March 25, 2020, 01:46:03 PM
by dlparkhurst
Database Changelogs?

Started by oscarbranson

1 Replies
864 Views
Last post March 23, 2020, 03:19:48 PM
by dlparkhurst
Values of the Debye-Hückel A parameter for the SIT and the Pitzer models

Started by CST

2 Replies
1108 Views
Last post March 18, 2020, 08:25:13 AM
by CST
Pitzer parameters

Started by IliasBouchkira

1 Replies
817 Views
Last post March 03, 2020, 02:57:20 PM
by dlparkhurst
Reading PHREEQC database with PHT3D through PMWIN?

Started by SueLaplace

2 Replies
917 Views
Last post February 17, 2020, 03:16:12 PM
by SueLaplace
Adding Be, Co, Cr, Hg, Mo, Sb, Tl and V to wateq4a.dat

Started by rfembilejr

1 Replies
1059 Views
Last post February 05, 2020, 04:07:18 PM
by dlparkhurst
Insert N2(g) to the Minteq.V4 data base

Started by Jtageo

2 Replies
852 Views
Last post December 10, 2019, 07:00:53 AM
by Jtageo
Questions regarding the Phreeqc SIT database (and the NEA TDB)

Started by GCanciani

2 Replies
1060 Views
Last post November 12, 2019, 07:40:45 AM
by GCanciani
using carbfix.dat

Started by dennis729ph

6 Replies
1107 Views
Last post September 10, 2019, 07:02:54 AM
by dennis729ph
Error when I add new species

Started by jiasg

4 Replies
1363 Views
Last post July 23, 2019, 04:32:34 AM
by jiasg
Which database is suitable?

Started by MMichael2017

2 Replies
1117 Views
Last post July 21, 2019, 02:25:32 PM
by MMichael2017
Distribution of Species

Started by atoumari

1 Replies
968 Views
Last post July 14, 2019, 10:51:33 PM
by John Mahoney
Problems when using different databases

Started by Stefano

3 Replies
1174 Views
Last post June 27, 2019, 06:52:22 PM
by dlparkhurst
modifying databases error

Started by montoya

2 Replies
911 Views
Last post May 19, 2019, 08:46:03 AM
by montoya
Modeling high ionic strength solution: Pitzer & SIT?

Started by jungsdao

1 Replies
1253 Views
Last post April 26, 2019, 04:47:04 PM
by dlparkhurst
Adding sulfamic acid to a database

Started by Stefano

5 Replies
1577 Views
Last post January 30, 2019, 04:11:04 PM
by dlparkhurst
OECD-NEA TDB database

Started by Pak

0 Replies
1264 Views
Last post November 21, 2018, 04:59:07 PM
by Pak
Solution master species contents of the databases

Started by Charlie

0 Replies
2101 Views
Last post August 28, 2018, 05:03:48 PM
by Charlie
Re: New database carbfix.dat related to carbon sequestration and more

Started by Charlie

0 Replies
1165 Views
Last post August 28, 2018, 04:53:55 PM
by Charlie
New database carbfix.dat related to carbon sequestration and more

Started by mvoigt

0 Replies
1254 Views
Last post August 27, 2018, 06:16:08 PM
by mvoigt
Modify the temperature dependence of Pitzer parameters.

Started by PrestoConFuoco

2 Replies
1464 Views
Last post July 26, 2018, 09:15:19 AM
by PrestoConFuoco
Surface complexation modelling: Tipping and Hurley Database

Started by peterwadeuk

2 Replies
1593 Views
Last post July 12, 2018, 04:35:43 PM
by Pak
Simulation using 2 databases and comparison the results with USER_GRAPH

Started by MichaelZ20

1 Replies
1275 Views
Last post July 05, 2018, 06:45:26 PM
by dlparkhurst
Phreeplot

Started by shameer

2 Replies
1863 Views
Last post June 11, 2018, 12:49:17 PM
by shameer
Is there any detailed introductions about different database?

Started by Penny

2 Replies
1808 Views
Last post May 25, 2018, 05:24:28 AM
by Penny
Al-species problem in calculations in LLNL database

Started by Leonardo

2 Replies
1306 Views
Last post May 25, 2018, 05:13:17 AM
by Leonardo
Halite solubility using different databases, incl Thermochimie

Started by liamabrahamsen

2 Replies
1167 Views
Last post May 23, 2018, 09:45:55 AM
by liamabrahamsen
why not Fe-metal phase data included in phreeqc/ wateq4f database?

Started by Penny

7 Replies
1945 Views
Last post March 19, 2018, 02:24:53 AM
by dlparkhurst
Fe(OH)3 in Phreeqc database

Started by woonghee89

5 Replies
2052 Views
Last post January 29, 2018, 12:03:33 AM
by woonghee89
Is the Alkalinity relative to the database selected?

Started by rb

1 Replies
1294 Views
Last post January 13, 2018, 01:00:41 AM
by dlparkhurst
pitzer database of Phreeqc v2

Started by Cedeus

3 Replies
2391 Views
Last post January 05, 2018, 09:26:24 PM
by dlparkhurst
Ion-size parameter in newly defined species

Started by mstec@ichpw.pl

2 Replies
1358 Views
Last post October 25, 2017, 12:18:30 PM
by mstec@ichpw.pl
Antigorite Chemical Formular in the PITZER & LLNL Databases

Started by shameer

2 Replies
1473 Views
Last post October 10, 2017, 02:07:47 PM
by shameer
Pyrrhotite data

Started by Tom

3 Replies
2803 Views
Last post April 30, 2017, 07:06:29 PM
by dlparkhurst
thermodynamic data input

Started by Jia Yunsheng

11 Replies
2997 Views
Last post March 31, 2017, 11:01:00 AM
by Jia Yunsheng
Calculating ionic activity of NaCl using pitzer.dat

Started by phreeqc_user

4 Replies
1773 Views
Last post March 13, 2017, 03:11:35 AM
by dlparkhurst
Databases 1

Started by EMH121

4 Replies
2317 Views
Last post March 08, 2017, 03:31:47 AM
by EMH121
coupled substitution in solid solution minerals

Started by Brendan

1 Replies
1495 Views
Last post February 28, 2017, 06:36:26 PM
by dlparkhurst
Databases

Started by EMH121

5 Replies
2910 Views
Last post February 17, 2017, 12:12:04 AM
by dlparkhurst
trying to speciate tungsten solution

Started by wasylenki

1 Replies
1864 Views
Last post February 12, 2017, 09:06:56 PM
by dlparkhurst
database with thiosulfate and specific conductance calculation

Started by mgsephton

3 Replies
1645 Views
Last post February 06, 2017, 03:33:56 PM
by dlparkhurst
SIT Model - 2:2 electrolyte interaction parameters?

Started by Calcorn

4 Replies
1890 Views
Last post February 03, 2017, 03:35:07 PM
by Calcorn
PHREEQC Database - Sulfur species questions

Started by EMH121

3 Replies
2478 Views
Last post February 01, 2017, 09:45:29 PM
by dlparkhurst
Database for diffusion coefficients in multicomponent aqueous solutions

Started by Alberto

1 Replies
1652 Views
Last post January 05, 2017, 10:35:24 PM
by dlparkhurst
metastable volcanic glass

Started by Brendan

5 Replies
2396 Views
Last post December 02, 2016, 10:03:04 PM
by Brendan
Allophane missing from database

Started by hsosno1

1 Replies
1514 Views
Last post December 01, 2016, 04:11:30 PM
by dlparkhurst
PHREEQC version of CEMDATA07

Started by shameer

2 Replies
1765 Views
Last post October 10, 2016, 01:11:30 PM
by shameer
Solubility products: temperature validity ranges

Started by Jicé

2 Replies
1875 Views
Last post September 12, 2016, 02:05:55 PM
by Jicé
llnl database

Started by w1nterfell

1 Replies
1902 Views
Last post August 16, 2016, 04:27:45 PM
by dlparkhurst
SO2 dissociation : how to complete llnl.dat database information ?

Started by ElianeF

2 Replies
2480 Views
Last post July 27, 2016, 07:50:18 PM
by ElianeF
CO2(g) analytical expression

Started by Jicé

3 Replies
2091 Views
Last post June 24, 2016, 04:59:16 PM
by dlparkhurst
Solubility of Witherite with databases

Started by Gregory_vgu

2 Replies
2008 Views
Last post June 11, 2016, 11:45:35 AM
by Gregory_vgu
Introduction of new element definition in DATABASE

Started by wolfgang

4 Replies
2549 Views
Last post June 10, 2016, 06:29:16 AM
by wolfgang
LLNL_AQUEOUS_MODEL_PARAMETERS

Started by Pak

1 Replies
1749 Views
Last post June 08, 2016, 07:57:55 PM
by dlparkhurst
PHREEQC database for concrete

Started by GLefevre

0 Replies
1932 Views
Last post June 08, 2016, 01:37:15 PM
by GLefevre
How to create a new database?

Started by gelent

2 Replies
2331 Views
Last post June 02, 2016, 06:27:39 PM
by gelent
Close to surface simulations, low ionic strength

Started by zsszabo86

1 Replies
1822 Views
Last post May 13, 2016, 04:39:39 PM
by dlparkhurst
Simulation for leaching waste ITO with organic acid

Started by kurniawanadik

0 Replies
1752 Views
Last post March 09, 2016, 02:54:51 PM
by kurniawanadik
Best database for kinetic modeling around 80 bars and 120 C

Started by zsszabo86

1 Replies
1715 Views
Last post March 07, 2016, 04:21:14 PM
by dlparkhurst
Pitzer's parameters for Al3+

Started by Laknesh

4 Replies
2907 Views
Last post February 20, 2016, 10:39:53 AM
by Riia122
Brucite Mg(OH)2 Solubility

Started by jerome

1 Replies
1783 Views
Last post January 20, 2016, 06:45:57 AM
by jerome
CO2 solubility calculated with different databases

Started by Martin K

2 Replies
2000 Views
Last post January 12, 2016, 01:54:07 PM
by Martin K
Desactivate Activity coefficient and Density calculation

Started by Jicé

1 Replies
1795 Views
Last post December 09, 2015, 04:10:58 PM
by dlparkhurst
Silicates complexes equilibrium constants

Started by Jicé

2 Replies
1977 Views
Last post December 09, 2015, 09:56:54 AM
by Jicé
Pitzer Coefficients Database

Started by segorucu

6 Replies
2950 Views
Last post December 07, 2015, 10:14:21 PM
by dlparkhurst
Formaldehyde

Started by Alexey

2 Replies
1737 Views
Last post November 27, 2015, 04:32:45 PM
by Alexey
Schwertmannite

Started by tsnmaster

2 Replies
1640 Views
Last post November 24, 2015, 08:11:07 PM
by tsnmaster
Pit Lakes Database

Started by Tom

0 Replies
1916 Views
Last post October 14, 2015, 02:21:52 PM
by Tom
Produced Waters Database

Started by Tom

0 Replies
1736 Views
Last post October 14, 2015, 02:21:17 PM
by Tom
Seawater Elements

Started by Tom

0 Replies
1655 Views
Last post October 14, 2015, 02:20:44 PM
by Tom
THERMODEM

Started by Tom

0 Replies
1798 Views
Last post October 14, 2015, 02:17:42 PM
by Tom
DATABASE keyword

Started by ChristopherHall

7 Replies
4774 Views
Last post August 11, 2015, 10:23:38 PM
by dlparkhurst
Phreeqc.dat differences between Phreeqc v2 and v3

Started by Jicé

1 Replies
2180 Views
Last post June 30, 2015, 09:40:14 PM
by dlparkhurst
Best database for simulations at 60 - 120 degrees?

Started by DBM_Leeds

3 Replies
2123 Views
Last post May 19, 2015, 02:32:35 AM
by Steve
database choice for AMD waters

Started by mgsephton

3 Replies
3044 Views
Last post March 06, 2015, 05:11:43 PM
by dlparkhurst
Adding Thermodynamic Data

Started by HamatBris

5 Replies
2973 Views
Last post February 17, 2015, 04:54:21 PM
by dlparkhurst
mintq and iso databases

Started by AlT

1 Replies
2755 Views
Last post January 20, 2015, 03:14:00 AM
by dlparkhurst
Potassium permanganate oxidation of Manganese(II)

Started by Nick

1 Replies
2867 Views
Last post January 12, 2015, 08:41:44 PM
by dlparkhurst
Simulation times

Started by Model1

3 Replies
2526 Views
Last post December 25, 2014, 02:22:18 AM
by dlparkhurst
Database selection and creation

Started by sumana

1 Replies
2487 Views
Last post November 27, 2014, 04:51:14 AM
by dlparkhurst
Generic PHREEQC Database

Started by celine1

1 Replies
3452 Views
Last post September 12, 2014, 03:59:06 PM
by dlparkhurst
Phreeqc - Database - gamma

Started by Hentscher

1 Replies
2223 Views
Last post September 03, 2014, 05:04:10 PM
by dlparkhurst
pCO2aq temperature dependence in popular Phreeqc-compatible databases

Started by Steve

1 Replies
2110 Views
Last post September 03, 2014, 01:54:47 PM
by Charlie
Selecting a database for ionic strength of 0.7 m

Started by wasylenki

4 Replies
4810 Views
Last post August 10, 2014, 05:19:00 PM
by dlparkhurst
Definition of a phase

Started by luicho

3 Replies
2984 Views
Last post June 02, 2014, 10:53:39 PM
by dlparkhurst
Selection of multiple databases?

Started by Tom

2 Replies
2474 Views
Last post May 08, 2014, 09:06:18 PM
by Tom
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