PH CALIBRATION FILE GENERATED ON: 12/17/2025 10:55
AE GDF 2079
MSC 3029
APEX ID NaN

** START CONFIG FILE COPY BLOCK **
Durafet SN = 2079, APEX# NaN
9, number of calibration coefficients
-1.26644, =k0 Pon; -1.26643 =k0 Poff; -1.26258 =k0 HCl
-9.03238e-04,-3.48818e-08,1.10688e-11, =k2(fP)*T
-1.87079e-05, =k3*P^1
1.48373e-08, =k4*P^2
9.00942e-12, =k5*P^3
-3.53552e-14, =k6*P^4
3.17383e-17, =k7*P^5
-1.22348e-20, =k8*P^6
1.77023e-24, =k9*P^7
** 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
11/18-11/23/2025	B		0.025					1.10688e-11	-3.48818e-08	-9.03238e-04	-1.26258	0.9984		1.77023e-24	-1.22348e-20	3.17383e-17	-3.53552e-14	9.00942e-12	1.48373e-08	-1.87079e-05	-1.26244e+00	0.9955	AE GDF		2079	12/16-12/17/2025		-1.26643	6.52463e-05	-1.26644	6.19379e-05
** END pHlog.xlsx COPY BLOCK **


** SUMMARY K2 DATA: **
Durafet SN:	2079	
pH stem mfg:	MBARI	AE GDF
PT Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K2_PTChamber_data\	
PT Source file :	GDF2079_111825_Ch B.csv	
PT test channel :	B	
HCl concentration:	0.01002	Molal
NaCl concentration:	0.70264	Molal
k2 Calibration window:	11/18/2025 20:32	11/23/2025 22:36
Data subset:	ASCENDING	
Vrs drift rate:	0.02458	mV/day
Vk drift rate:	0.01916	mV/day
Avg std Vk	59.13168	uVolts
Average k2:	-9.1677e-04	V/degC
Std dev k2:	1.0582e-05	V/degC
k2 f(P) c0	-9.0324e-04	
k2 f(P) c1	-3.4882e-08	
k2 f(P) c2	1.1069e-11	
k0 HCL:	-1.2626	Volts
Avg Ik:	-14849997600.96	nano amps
Std dev Ik:	7343067920.59	nano amps
Avg Ib:	-1738483406.64	nano amps
Std dev Ib:	1005313587.01	nano amps

** PRESSURE BINNED K2 DATA: **
Avg Press	k2	std k2	k0	std k0	R*R	N	Tmin	Tmax
6.9	-9.0456e-04	1.2885e-05	-1.2626	1.8179e-04	0.9984	10	2.3	19.9
14.9	-9.0708e-04	6.2233e-06	-1.2627	9.2620e-05	0.9983	39	2.3	19.9
25.2	-9.0391e-04	7.5524e-06	-1.2629	1.0988e-04	0.9985	23	2.3	19.9
38.9	-9.0273e-04	6.2850e-06	-1.2632	8.8655e-05	0.9983	37	2.3	19.9
60.8	-9.0273e-04	6.7875e-06	-1.2635	9.5737e-05	0.9979	40	2.3	19.9
86.9	-9.0472e-04	6.7455e-06	-1.2639	9.5142e-05	0.9979	40	2.3	19.9
125.8	-9.0698e-04	5.8032e-06	-1.2645	8.1846e-05	0.9972	70	2.3	19.9
174.7	-9.0846e-04	5.9367e-06	-1.2652	8.3058e-05	0.9975	61	2.3	19.9
249.6	-9.1313e-04	5.7663e-06	-1.2661	8.2459e-05	0.9952	123	2.3	19.9
349.6	-9.1656e-04	4.9961e-06	-1.2671	6.9767e-05	0.9964	124	2.3	19.9
448.5	-9.1667e-04	4.2207e-06	-1.2680	5.9051e-05	0.9975	122	2.3	19.9
548.6	-9.1796e-04	4.1385e-06	-1.2687	5.8253e-05	0.9975	123	2.3	19.9
649.6	-9.2023e-04	4.0237e-06	-1.2693	5.6864e-05	0.9977	124	2.3	19.9
750.8	-9.2341e-04	4.0884e-06	-1.2699	5.7316e-05	0.9977	122	2.3	19.9
898.7	-9.2445e-04	4.2300e-06	-1.2708	5.9856e-05	0.9952	230	2.3	19.9
1099.4	-9.2683e-04	4.1889e-06	-1.2720	5.9022e-05	0.9953	235	2.3	19.9
1299.9	-9.3629e-04	3.5669e-06	-1.2729	5.0919e-05	0.9968	222	2.3	19.9
1499.4	-9.3160e-04	3.2472e-06	-1.2738	4.5705e-05	0.9972	231	2.3	19.9
1701.6	-9.2400e-04	2.7194e-06	-1.2746	3.8652e-05	0.9981	223	2.3	19.9
1898.4	-9.2804e-04	2.1856e-06	-1.2748	3.0701e-05	0.9988	223	2.3	19.9
2033.5	-9.3187e-04	3.4583e-06	-1.2748	4.8970e-05	0.9989	79	2.3	19.9

** PH POLYNOMIAL PRESSURE COEFFICIENTS: **
f(P) NSSR:	5.9525e-08	
f(P) R*R:	0.9955	
f(P) c0	-1.2624e+00	
f(P) c1	-1.8708e-05	
f(P) c2	1.4837e-08	
f(P) c3	9.0094e-12	
f(P) c4	-3.5355e-14	
f(P) c5	3.1738e-17	
f(P) c6	-1.2235e-20	
f(P) c7	1.7702e-24	

** KO CALIBRATION SUMMARY: **
MSC # :	3029	
k0 calibration window	12/16/2025 15:48	12/17/2025 05:00
Color pH time offset	7	hours
k0 poly fit	1	
outlier_threshold	4	
Ik outlier count	0	
Ik outlier %	0.00	
Ib outlier count	0	
Ib outlier %	0.00	
k0 Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K0_seawater_data\	

Parameter	Pump ON	Pump OFF	Units
k0 file	MSC3029_DURA_2.dat	MSC3029_DURA.dat	
median k0	-1.2665	-1.2664	Volts
std k0	6.1938e-05	6.5246e-05	Volts
Avg Vk	-0.7355	-0.7355	Volts
Avg std Vk	22.0	22.1	uVolts
median Ik:	-6234000000.00	-5892000000.00	nano amps
std Ik:	2291916409.43	2372455724.14	nano amps
median Ib:	272000000.00	269000000.00	nano amps
std Ib:	72572319.70	72287088.94	nano amps