PH CALIBRATION FILE GENERATED ON: 11/30/2023 09:44
GDF 2025
MSC 1127
APEX ID NaN

** START CONFIG FILE COPY BLOCK **
Durafet SN = 2025, APEX# NaN
9, number of calibration coefficients
-1.33484, =k0 Pon; -1.33477 =k0 Poff; -1.33178 =k0 HCl
-7.55867e-20,4.10506e-16,-7.76028e-13,5.92457e-10,-1.84907e-07,-8.77025e-04, =k2(fP)*T
1.40436e-06, =k3*P^1
4.98696e-09, =k4*P^2
-4.14041e-11, =k5*P^3
6.27052e-14, =k6*P^4
-4.18323e-17, =k7*P^5
1.32636e-20, =k8*P^6
-1.63440e-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
10/23-10/26/2023			0.089		-7.55867e-20	4.10506e-16	-7.76028e-13	5.92457e-10	-1.84907e-07	-8.77025e-04	-1.33178	0.9997		-1.63440e-24	1.32636e-20	-4.18323e-17	6.27052e-14	-4.14041e-11	4.98696e-09	1.40436e-06	-1.33175e+00	0.9934	GDF		2025	11/20-11/22/2023		-1.33477	7.49197e-05	-1.33484	6.68291e-05
** END pHlog.xlsx COPY BLOCK **


** SUMMARY K2 DATA: **
Durafet SN:	2025	
pH stem mfg:	MBARI	GDF
PT Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K2_PTChamber_data\	
PT Source file :	GDF2025_10192023_Ch A.csv	
PT test channel :		
HCl concentration:	0.01000	Molar
k2 Calibration window:	10/23/2023 13:00	10/26/2023 07:33
Data subset:	ASCENDING	
Vrs drift rate:	0.08892	mV/day
Vk drift rate:	-8.21521	mV/day
Avg std Vk	183.71878	uVolts
Average k2:	-9.0277e-04	V/degC
Std dev k2:	1.9946e-05	V/degC
k2 f(P) c0	-8.7702e-04	
k2 f(P) c1	-1.8491e-07	
k2 f(P) c2	5.9246e-10	
k2 f(P) c3	-7.7603e-13	
k2 f(P) c4	4.1051e-16	
k2 f(P) c5	-7.5587e-20	
k0 HCL:	-1.3318	Volts
Avg Ik:	-0.98	nano amps
Std dev Ik:	2.26	nano amps
Avg Ib:	2.45	nano amps
Std dev Ib:	3.61	nano amps

** PRESSURE BINNED K2 DATA: **
Avg Press	k2	std k2	k0	std k0	R*R	N	Tmin	Tmax
6.9	-8.7516e-04	7.9881e-06	-1.3318	1.0315e-04	0.9997	6	2.1	19.9
14.8	-8.7932e-04	1.7233e-06	-1.3317	2.3556e-05	0.9997	70	2.1	19.9
24.7	-8.8251e-04	2.2717e-06	-1.3317	3.0152e-05	0.9998	38	2.1	19.9
39.0	-8.8300e-04	2.0863e-06	-1.3317	2.7506e-05	0.9997	50	2.1	19.9
61.7	-8.8586e-04	2.7342e-06	-1.3316	3.5890e-05	0.9996	40	2.1	19.9
87.6	-8.8934e-04	2.9781e-06	-1.3316	3.9198e-05	0.9996	34	2.1	19.9
125.4	-8.9517e-04	2.1883e-06	-1.3315	2.7620e-05	0.9997	54	2.1	19.9
175.4	-8.9738e-04	2.2108e-06	-1.3315	2.8529e-05	0.9997	48	2.1	19.9
249.7	-9.0114e-04	1.4695e-06	-1.3315	1.8712e-05	0.9998	90	2.1	19.9
349.8	-8.9230e-04	2.0678e-06	-1.3317	2.6993e-05	0.9996	82	2.1	19.9
448.8	-8.8955e-04	2.7095e-06	-1.3320	3.5888e-05	0.9993	79	2.0	19.9
548.0	-8.9450e-04	4.5061e-06	-1.3324	6.9097e-05	0.9986	59	2.0	19.9
651.1	-8.9706e-04	3.1699e-06	-1.3329	4.0456e-05	0.9990	81	2.1	19.9
749.6	-9.0005e-04	3.3464e-06	-1.3333	4.2758e-05	0.9989	79	2.1	19.9
898.8	-9.0579e-04	3.1803e-06	-1.3339	4.0955e-05	0.9980	161	2.1	19.9
1099.6	-9.1771e-04	2.9049e-06	-1.3345	3.6774e-05	0.9984	158	2.2	19.9
1299.9	-9.2945e-04	2.1495e-06	-1.3349	2.7549e-05	0.9992	159	2.2	19.9
1499.9	-9.3290e-04	1.6947e-06	-1.3353	2.1527e-05	0.9995	157	2.2	19.9
1701.2	-9.3682e-04	1.4750e-06	-1.3355	1.8933e-05	0.9996	158	2.3	19.9
1901.2	-9.3712e-04	1.4521e-06	-1.3358	1.8640e-05	0.9996	152	2.3	19.9
2034.0	-9.3594e-04	2.2607e-06	-1.3360	2.8443e-05	0.9997	52	2.3	19.9

** PH POLYNOMIAL PRESSURE COEFFICIENTS: **
f(P) NSSR:	1.7598e-08	
f(P) R*R:	0.9934	
f(P) c0	-1.3317e+00	
f(P) c1	1.4044e-06	
f(P) c2	4.9870e-09	
f(P) c3	-4.1404e-11	
f(P) c4	6.2705e-14	
f(P) c5	-4.1832e-17	
f(P) c6	1.3264e-20	
f(P) c7	-1.6344e-24	

** KO CALIBRATION SUMMARY: **
MSC # :	1127	
k0 calibration window	11/20/2023 13:51	11/22/2023 20:15
Color pH time offset	8	hours
k0 poly fit	1	
outlier_threshold	4	
Ik outlier count	67	
Ik outlier %	4.10	
Ib outlier count	75	
Ib outlier %	4.59	
k0 Source directory :	\\atlas\chem\DuraFET\CALIBRATION\K0_seawater_data\	

Parameter	Pump ON	Pump OFF	Units
k0 file	MSC1127_DURA_2.dat	MSC1127_DURA.dat	
median k0	-1.3348	-1.3348	Volts
std k0	6.6829e-05	7.4920e-05	Volts
Avg Vk	-0.8321	-0.8320	Volts
Avg std Vk	27.4	25.9	uVolts
median Ik:	-2.72	-3.00	nano amps
std Ik:	17.03	17.27	nano amps
median Ib:	-1.20	-0.38	nano amps
std Ib:	18.81	19.23	nano amps