neutrality
alkalinity
acidity
physiologic pH
basicity
bromothymol blue
bromthymol blue
pH-metry
Henderson-Hasselbalch equation
phthalamide
sulfinamidine
nitrazine
tetrabromo-phenolsulfonephthalein
bromophenol blue
bromphenol blue
peck
humic acid
phytate
phthalate
Sorensen
Soren Peter Lauritz Sorensen
hydrogen ion concentration
buffer solution
synchrophasor
phenyllactate
logometer
buffer
phytotoxicity
fulvic acid
biphthalate
chloridometer
subacid
grain
spongeful
phenylacetate
acetimeter
average atomic mass
hexachlorocyclotriphosphazene
acid dissociation constant
enamino ester
sulfinamide
anthracometer
velte
sodicity
citrate
phocenate
specific density
phosphate
natrometer
potassium nitrite