Unit converter

Concentration - Solution converter

Convert mass concentration units across kilograms, grams, milligrams, pounds, and grains per volume.

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1 kg/L = 1,000 g/L

All Concentration - Solution units

From 1 kg/L
UnitValue
Kilogram/liter kg/L 1
Gram/liter g/L 1,000
Milligram/liter mg/L 1,000,000
Part/million (ppm) ppm 1,000,000
Part/billion (ppb) ppb 999,999,999.9999998808
Grain/gallon (US) gr/gal (US) 58,417.8313186289
Grain/gallon (UK) gr/gal (UK) 70,156.8925604018
Pound/gallon (US) lb/gal (US) 0.0083454045
Pound/gallon (UK) lb/gal (UK) 0.0100224129
Pound/million gallon (US) lb/Mgal (US) 8,345.4044531961
Pound/cubic foot lb/ft³ 0.0624279606
Pound/cubic inch lb/in³ 0.0000361273
Kilogram/cubic meter kg/m³ 1,000
Gram/cubic meter g/m³ 1,000,000
Milligram/cubic meter mg/m³ 999,999,999.9999998808
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Common tasks

Reference

How concentration - solution conversion works

Solution mass concentration expresses solute mass divided by total solution volume. Values are normalized to Kilogram/liter before conversion to the requested output unit.

Values are converted to kilogram/liter first, then from that reference into the requested unit. Keeping a single documented reference reduces inconsistent pair-by-pair constants.

Accuracy note: SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.

Unit reference

UnitSymbol1 unit in kg/L
Kilogram/literkg/L1
Gram/literg/L0.001
Milligram/litermg/L0.000001
Part/million (ppm)ppm0.000001
Part/billion (ppb)ppb0.000000001
Grain/gallon (US)gr/gal (US)0.000017118061
Grain/gallon (UK)gr/gal (UK)0.000014253767
Pound/gallon (US)lb/gal (US)119.8264273
Pound/gallon (UK)lb/gal (UK)99.77637266
Pound/million gallon (US)lb/Mgal (US)0.000119826427
Pound/cubic footlb/ft³16.01846337
Pound/cubic inchlb/in³27,679.904709999999
Kilogram/cubic meterkg/m³0.001
Gram/cubic meterg/m³0.000001
Milligram/cubic metermg/m³0.000000001

Long-tail directory

Every indexed conversion

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Primary source

Definitions and standards

The SI framework is checked against NIST Guide for the Use of the International System of Units. Conventional factors are retained from the extended ConvertWin inventory and carry the accuracy note shown above.

See Methods & sources for rounding rules, exact-value handling, and review policy.

Questions

Concentration - Solution FAQ

What is the reference unit for concentration - solution conversions?

ConvertWin uses kilogram/liter (kg/L) as the internal reference for this category, then converts to the selected output unit.

How accurate is this concentration - solution converter?

SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.