Solution Concentration Solutes Directory
Browse solutes available for solution concentration conversions. Each entry links to representative conversion tools and reports the full number of available directions.
Browse alphabetically
72 solutes available
Choose an entry to view every available conversion in this directory.
A
acids-bases
acids-bases
electrolytes
electrolytes
electrolytes
electrolytes
B
organics
acids-bases
C
electrolytes
electrolytes
electrolytes
acids-bases
water-treatment
electrolytes
electrolytes
acids-bases
electrolytes
E
buffers
organics
F
electrolytes
acids-bases
organics
G
organics
organics
H
acids-bases
water-treatment
I
organics
L
acids-bases
organics
M
electrolytes
electrolytes
electrolytes
electrolytes
electrolytes
organics
N
acids-bases
O
acids-bases
P
acids-bases
organics
electrolytes
electrolytes
acids-bases
electrolytes
electrolytes
water-treatment
buffers
buffers
electrolytes
S
organics
organics
electrolytes
water-treatment
buffers
electrolytes
electrolytes
buffers
electrolytes
acids-bases
water-treatment
electrolytes
water-treatment
electrolytes
buffers
buffers
electrolytes
water-treatment
water-treatment
organics
acids-bases
T
buffers
U
organics
Z
electrolytes
Using this directory
How this solute directory works
Choose the named solute
Each solute supplies the molecular and concentration context needed for conversions that cannot be resolved from units alone.
Keep concentration bases explicit
Mass, molar, percentage, ppm, and ppb values describe different concentration bases; use the direction that matches the reported value.
Use the matching reverse page
Published directions retain the same solute record in both directions, so the source and target calculations stay aligned.
Questions & answers
Frequently Asked Questions
Why is a solute required for some concentration conversions?
Conversions involving amount of substance depend on the selected solute's molecular reference, not only on the displayed units.
Are ppm and ppb always interchangeable with molar units?
No. The correct relationship depends on the concentration basis and, where required, the selected solute.
Can I use this as a laboratory specification?
Use the stated reference calculation for conversion. Follow your laboratory's validated method when sample conditions or regulatory reporting apply.
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