PH CALIBRATION FILE GENERATED ON: 06/13/2025 10:41
AE GDF 2021
MSC 1180
APEX ID NaN

** START CONFIG FILE COPY BLOCK **
Durafet SN = 2021, APEX# NaN
7, number of calibration coefficients
-1.28968, =k0 Pon; -1.28892 =k0 Poff; -1.28006 =k0 HCl
-1.49920e-14,4.42615e-11,-4.86724e-08,-8.52771e-04, =k2(fP)*T
-5.01674e-06, =k3*P^1
3.41959e-09, =k4*P^2
-7.40512e-12, =k5*P^3
4.58379e-15, =k6*P^4
-8.43230e-19, =k7*P^5
** END CONFIG FILE COPY BLOCK **

** START pHlog.xlsx COPY BLOCK **
Ptchamber	Ch	PT runs	VrsDrift	k2 f(P) C6	k2 f(P) C5	k2 f(P) C4	k2 f(P) C3	k2 f(P) C2	k2 f(P) C1	k2 f(P) C0	k0(HCl)	R^2	f(P) k8	f(P) k7	f(P) k6	f(P) k5	f(P) k4	f(P) k3	f(P) k2	f(P) k1	f(P) k0	R^2	pH Design	Die	DF#	k0CalDates	k0Soln	k0_pOFF	Stdk0_pOFF	k0_pON	Stdk0_pON
02/29-03/05/2024			-0.039				-1.49920e-14	4.42615e-11	-4.86724e-08	-8.52771e-04	-1.28006	0.9994				-8.43230e-19	4.58379e-15	-7.40512e-12	3.41959e-09	-5.01674e-06	-1.28004e+00	0.9975	AE GDF		2021	06/09-06/12/2025		-1.28892	9.69939e-05	-1.28968	1.58881e-04
** END pHlog.xlsx COPY BLOCK **


** SUMMARY K2 DATA: **
Durafet SN:	2021	
pH stem mfg:	MBARI	AE GDF
PT Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K2_PTChamber_data\	
PT Source file :	GDF2021_022724_Ch E.csv	
PT test channel :		
HCl concentration:	0.01000	Molar
k2 Calibration window:	02/29/2024 02:23	03/05/2024 05:06
Data subset:	ASCENDING	
Vrs drift rate:	-0.03940	mV/day
Vk drift rate:	-1.90619	mV/day
Avg std Vk	48.38184	uVolts
Average k2:	-8.6709e-04	V/degC
Std dev k2:	1.1560e-05	V/degC
k2 f(P) c0	-8.5277e-04	
k2 f(P) c1	-4.8672e-08	
k2 f(P) c2	4.4261e-11	
k2 f(P) c3	-1.4992e-14	
k0 HCL:	-1.2801	Volts
Avg Ik:	6.45	nano amps
Std dev Ik:	4.50	nano amps
Avg Ib:	0.47	nano amps
Std dev Ib:	7.35	nano amps

** PRESSURE BINNED K2 DATA: **
Avg Press	k2	std k2	k0	std k0	R*R	N	Tmin	Tmax
6.9	-8.5724e-04	7.3143e-06	-1.2801	1.0228e-04	0.9994	10	1.9	19.7
14.8	-8.5536e-04	2.0470e-06	-1.2801	2.8735e-05	0.9993	126	1.9	19.7
24.8	-8.5410e-04	2.5990e-06	-1.2801	3.6224e-05	0.9993	75	1.9	19.7
39.1	-8.5427e-04	2.1553e-06	-1.2802	2.9982e-05	0.9994	99	1.9	19.7
61.8	-8.5473e-04	2.4470e-06	-1.2803	3.4314e-05	0.9993	82	1.9	19.7
87.0	-8.5555e-04	2.7444e-06	-1.2804	3.8068e-05	0.9994	64	1.9	19.7
124.1	-8.5595e-04	2.3509e-06	-1.2806	3.2708e-05	0.9992	104	1.9	19.7
174.5	-8.5695e-04	2.6010e-06	-1.2808	3.5960e-05	0.9992	90	1.9	19.7
249.4	-8.5915e-04	2.4252e-06	-1.2812	3.3753e-05	0.9987	167	1.9	19.7
349.4	-8.6633e-04	2.3758e-06	-1.2816	3.3157e-05	0.9989	154	1.9	19.7
451.0	-8.6769e-04	2.3502e-06	-1.2821	3.3014e-05	0.9989	149	1.9	19.7
550.1	-8.7101e-04	2.5220e-06	-1.2825	3.5138e-05	0.9988	149	1.9	19.7
649.9	-8.7131e-04	2.5458e-06	-1.2831	3.5222e-05	0.9988	147	1.9	19.7
750.1	-8.7113e-04	2.7935e-06	-1.2837	3.8850e-05	0.9985	146	1.9	19.7
900.2	-8.7142e-04	3.4017e-06	-1.2847	4.7259e-05	0.9957	287	1.9	19.7
1099.1	-8.7195e-04	3.6263e-06	-1.2859	5.0141e-05	0.9952	278	1.9	19.7
1298.8	-8.7361e-04	3.1817e-06	-1.2870	4.4242e-05	0.9963	281	1.9	19.7
1500.5	-8.7700e-04	2.7951e-06	-1.2880	3.8862e-05	0.9972	277	2.0	19.7
1699.0	-8.8049e-04	2.2906e-06	-1.2887	3.1722e-05	0.9982	266	2.0	19.7
1899.0	-8.8854e-04	1.7675e-06	-1.2892	2.4555e-05	0.9989	275	2.0	19.7
2035.8	-8.9519e-04	2.3505e-06	-1.2893	3.2439e-05	0.9994	93	2.0	19.8

** PH POLYNOMIAL PRESSURE COEFFICIENTS: **
f(P) NSSR:	2.6940e-08	
f(P) R*R:	0.9975	
f(P) c0	-1.2800e+00	
f(P) c1	-5.0167e-06	
f(P) c2	3.4196e-09	
f(P) c3	-7.4051e-12	
f(P) c4	4.5838e-15	
f(P) c5	-8.4323e-19	

** KO CALIBRATION SUMMARY: **
MSC # :	1180	
k0 calibration window	06/09/2025 13:29	06/12/2025 22:21
Color pH time offset	7	hours
k0 poly fit	1	
outlier_threshold	4	
Ik outlier count	27	
Ik outlier %	1.11	
Ib outlier count	1	
Ib outlier %	0.04	
k0 Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K0_seawater_data\	

Parameter	Pump ON	Pump OFF	Units
k0 file	MSC1180_DURA_2 (2).dat	MSC1180_DURA (2).dat	
median k0	-1.2897	-1.2889	Volts
std k0	1.5888e-04	9.6994e-05	Volts
Avg Vk	-0.7049	-0.7049	Volts
Avg std Vk	32.1	32.2	uVolts
median Ik:	-5.70	-5.52	nano amps
std Ik:	2.95	2.92	nano amps
median Ib:	-0.24	0.16	nano amps
std Ib:	3.14	3.23	nano amps