PH CALIBRATION FILE GENERATED ON: 04/10/2025 11:29
AE GDF 2024
MSC 1170
APEX ID NaN

** START CONFIG FILE COPY BLOCK **
Durafet SN = 2024, APEX# NaN
7, number of calibration coefficients
-1.28506, =k0 Pon; -1.28500 =k0 Poff; -1.28121 =k0 HCl
-8.55642e-04, =k2*T
6.01262e-07, =k3*P^1
-2.08913e-08, =k4*P^2
2.13497e-11, =k5*P^3
-9.45571e-15, =k6*P^4
1.59043e-18, =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
03/09-03/14/2024			-0.080							-8.55642e-04	-1.28121	0.9999				1.59043e-18	-9.45571e-15	2.13497e-11	-2.08913e-08	6.01262e-07	-1.28089e+00	0.9989	AE GDF		2024	03/26-03/27/2025		-1.28500	1.66651e-04	-1.28506	1.50227e-04
** END pHlog.xlsx COPY BLOCK **


** SUMMARY K2 DATA: **
Durafet SN:	2024	
pH stem mfg:	MBARI	AE GDF
PT Source directory :	/Volumes/Chem/DuraFET/CALIBRATION/K2_PTChamber_data/	
PT Source file :	GDF2024_030724_Ch E.csv	
PT test channel :		
HCl concentration:	0.01000	Molar
k2 Calibration window:	03/09/2024 06:20	03/14/2024 10:01
Data subset:	ASCENDING	
Vrs drift rate:	-0.08046	mV/day
Vk drift rate:	-5.12295	mV/day
Avg std Vk	47.58738	uVolts
Average k2:	-8.5564e-04	V/degC
Std dev k2:	6.6266e-06	V/degC
k2 f(P) c0	-8.5564e-04	
k2 f(P) c1	0.0000e+00	
k0 HCL:	-1.2812	Volts
Avg Ik:	6.12	nano amps
Std dev Ik:	4.55	nano amps
Avg Ib:	0.58	nano amps
Std dev Ib:	7.44	nano amps

** PRESSURE BINNED K2 DATA: **
Avg Press	k2	std k2	k0	std k0	R*R	N	Tmin	Tmax
6.9	-8.4487e-04	3.5433e-06	-1.2812	4.9556e-05	0.9999	10	1.9	19.7
14.7	-8.4526e-04	9.6740e-07	-1.2812	1.3448e-05	0.9998	125	1.9	19.7
24.9	-8.4826e-04	1.2727e-06	-1.2811	1.8155e-05	0.9998	73	1.9	19.7
39.1	-8.5335e-04	1.2353e-06	-1.2810	1.7140e-05	0.9998	97	1.9	19.7
61.4	-8.5476e-04	1.4001e-06	-1.2809	1.9511e-05	0.9998	78	1.9	19.7
86.8	-8.5850e-04	1.6802e-06	-1.2809	2.3575e-05	0.9998	65	1.9	19.7
124.4	-8.6003e-04	1.5701e-06	-1.2810	2.1842e-05	0.9997	101	1.9	19.7
175.0	-8.6124e-04	1.6978e-06	-1.2812	2.3474e-05	0.9997	90	1.9	19.7
249.5	-8.6283e-04	2.3584e-06	-1.2817	3.2968e-05	0.9988	160	1.9	19.7
349.4	-8.6454e-04	2.7112e-06	-1.2823	3.7597e-05	0.9985	156	1.8	19.7
450.6	-8.6602e-04	3.3231e-06	-1.2831	4.5919e-05	0.9978	152	1.8	19.7
549.3	-8.6362e-04	3.4305e-06	-1.2840	4.8453e-05	0.9978	140	1.8	19.7
651.1	-8.5177e-04	3.6983e-06	-1.2850	5.3801e-05	0.9976	130	1.8	19.7
749.9	-8.6278e-04	3.3708e-06	-1.2857	4.7042e-05	0.9978	148	1.9	19.7
900.6	-8.5503e-04	3.6874e-06	-1.2870	5.1230e-05	0.9948	282	1.9	19.7
1100.0	-8.5031e-04	3.5820e-06	-1.2884	4.9719e-05	0.9951	280	1.9	19.7
1299.7	-8.4841e-04	3.3481e-06	-1.2897	4.6469e-05	0.9958	276	1.9	19.7
1500.1	-8.4668e-04	3.1005e-06	-1.2909	4.2881e-05	0.9964	275	2.0	19.7
1700.8	-8.5134e-04	2.4301e-06	-1.2918	3.3607e-05	0.9978	271	2.0	19.7
1900.3	-8.5833e-04	2.7689e-06	-1.2925	3.6627e-05	0.9975	244	2.0	19.8
2035.7	-8.6055e-04	3.1257e-06	-1.2929	4.1977e-05	0.9989	87	2.0	19.8

** PH POLYNOMIAL PRESSURE COEFFICIENTS: **
f(P) NSSR:	1.9578e-08	
f(P) R*R:	0.9989	
f(P) c0	-1.2809e+00	
f(P) c1	6.0126e-07	
f(P) c2	-2.0891e-08	
f(P) c3	2.1350e-11	
f(P) c4	-9.4557e-15	
f(P) c5	1.5904e-18	

** KO CALIBRATION SUMMARY: **
MSC # :	1170	
k0 calibration window	03/26/2025 14:49	03/27/2025 20:45
Color pH time offset	7	hours
k0 poly fit	1	
outlier_threshold	4	
Ik outlier count	56	
Ik outlier %	6.22	
Ib outlier count	39	
Ib outlier %	4.33	
k0 Source directory :	/Volumes/Chem/DuraFET/CALIBRATION/K0_seawater_data/	

Parameter	Pump ON	Pump OFF	Units
k0 file	MSC1170_DURA_2.dat	MSC1170_DURA.dat	
median k0	-1.2850	-1.2850	Volts
std k0	1.5023e-04	1.6665e-04	Volts
Avg Vk	-0.6745	-0.6745	Volts
Avg std Vk	44.0	42.9	uVolts
median Ik:	-10.68	-10.12	nano amps
std Ik:	14.64	13.16	nano amps
median Ib:	-0.82	1.02	nano amps
std Ib:	17.63	15.62	nano amps