PH CALIBRATION FILE GENERATED ON: 12/29/2025 10:16
AE GDF 2094
MSC 3027
APEX ID NaN

** START CONFIG FILE COPY BLOCK **
Durafet SN = 2094, APEX# NaN
9, number of calibration coefficients
-1.38990, =k0 Pon; -1.38986 =k0 Poff; -1.38604 =k0 HCl
-9.40822e-04,-4.46651e-08, =k2(fP)*T
-1.15347e-05, =k3*P^1
7.32908e-09, =k4*P^2
3.12136e-11, =k5*P^3
-8.41504e-14, =k6*P^4
7.90458e-17, =k7*P^5
-3.23844e-20, =k8*P^6
4.90559e-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
11/27-12/02/2025	F		0.129						-4.46651e-08	-9.40822e-04	-1.38604	0.9997		4.90559e-24	-3.23844e-20	7.90458e-17	-8.41504e-14	3.12136e-11	7.32908e-09	-1.15347e-05	-1.38581e+00	0.9938	AE GDF		2094	12/23-12/24/2025		-1.38986	5.25188e-05	-1.38990	5.11631e-05
** END pHlog.xlsx COPY BLOCK **


** SUMMARY K2 DATA: **
Durafet SN:	2094	
pH stem mfg:	MBARI	AE GDF
PT Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K2_PTChamber_data\	
PT Source file :	GDF2094_112525_Ch F.csv	
PT test channel :	F	
HCl concentration:	0.01002	Molal
NaCl concentration:	0.00000	Molal
k2 Calibration window:	11/27/2025 10:15	12/02/2025 05:31
Data subset:	ASCENDING	
Vrs drift rate:	0.12947	mV/day
Vk drift rate:	-2.10092	mV/day
Avg std Vk	164.53707	uVolts
Average k2:	-9.7052e-04	V/degC
Std dev k2:	2.9780e-05	V/degC
k2 f(P) c0	-9.4082e-04	
k2 f(P) c1	-4.4665e-08	
k0 HCL:	-1.3860	Volts
Avg Ik:	-57294942196.53	nano amps
Std dev Ik:	28066150755.83	nano amps
Avg Ib:	184679360.76	nano amps
Std dev Ib:	167218203.04	nano amps

** PRESSURE BINNED K2 DATA: **
Avg Press	k2	std k2	k0	std k0	R*R	N	Tmin	Tmax
6.9	-9.3417e-04	5.6529e-06	-1.3860	7.4717e-05	0.9997	9	2.0	19.7
14.6	-9.3712e-04	1.7623e-06	-1.3861	2.3547e-05	0.9996	104	2.0	19.7
24.9	-9.3746e-04	2.3633e-06	-1.3862	3.1517e-05	0.9996	58	2.0	19.7
39.2	-9.4174e-04	2.4162e-06	-1.3863	3.2560e-05	0.9995	73	2.0	19.7
62.1	-9.4279e-04	2.6691e-06	-1.3865	3.4919e-05	0.9995	62	2.0	19.7
87.0	-9.4657e-04	2.9056e-06	-1.3868	4.0278e-05	0.9996	49	2.0	19.7
123.8	-9.5059e-04	2.6693e-06	-1.3871	3.5377e-05	0.9993	85	2.0	19.7
174.4	-9.5445e-04	2.6657e-06	-1.3874	3.5654e-05	0.9994	79	2.0	19.7
249.2	-9.5750e-04	2.6392e-06	-1.3879	3.5327e-05	0.9989	143	2.0	19.7
350.2	-9.6266e-04	2.4887e-06	-1.3884	3.3071e-05	0.9991	144	2.0	19.7
450.5	-9.6792e-04	2.3196e-06	-1.3889	3.1130e-05	0.9992	133	2.0	19.7
549.5	-9.7005e-04	2.3573e-06	-1.3893	3.1654e-05	0.9992	135	2.0	19.7
649.3	-9.6846e-04	2.3863e-06	-1.3897	3.2375e-05	0.9992	129	2.0	19.7
749.5	-9.6400e-04	2.5050e-06	-1.3902	3.3358e-05	0.9991	134	2.0	19.7
899.5	-9.7132e-04	3.3472e-06	-1.3909	4.4787e-05	0.9969	261	2.0	19.7
1098.6	-9.8298e-04	3.0120e-06	-1.3919	4.0104e-05	0.9976	257	2.0	19.7
1299.0	-1.0047e-03	1.2322e-06	-1.3920	1.6408e-05	0.9996	257	2.0	19.7
1500.1	-1.0115e-03	1.1481e-06	-1.3920	1.5372e-05	0.9997	252	2.1	19.7
1700.0	-1.0182e-03	1.1755e-06	-1.3918	1.5803e-05	0.9997	250	2.1	19.8
1900.2	-1.0257e-03	1.1572e-06	-1.3916	1.5458e-05	0.9997	244	2.1	19.8
2034.7	-1.0310e-03	1.8313e-06	-1.3914	2.4574e-05	0.9997	83	2.1	19.8

** PH POLYNOMIAL PRESSURE COEFFICIENTS: **
f(P) NSSR:	2.5697e-08	
f(P) R*R:	0.9938	
f(P) c0	-1.3858e+00	
f(P) c1	-1.1535e-05	
f(P) c2	7.3291e-09	
f(P) c3	3.1214e-11	
f(P) c4	-8.4150e-14	
f(P) c5	7.9046e-17	
f(P) c6	-3.2384e-20	
f(P) c7	4.9056e-24	

** KO CALIBRATION SUMMARY: **
MSC # :	3027	
k0 calibration window	12/23/2025 14:03	12/24/2025 20:03
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	MSC3027_DURA_2.dat	MSC3027_DURA.dat	
median k0	-1.3899	-1.3899	Volts
std k0	5.1163e-05	5.2519e-05	Volts
Avg Vk	-0.9537	-0.9537	Volts
Avg std Vk	28.7	29.4	uVolts
median Ik:	27539000000.00	28402000000.00	nano amps
std Ik:	3404015227.71	3067934991.70	nano amps
median Ib:	495000000.00	495000000.00	nano amps
std Ib:	54523547.35	53527030.47	nano amps