Convert Parts Per Billion to Parts Per Million Online

Parts Per Billion (PPB)

Parts Per Million (PPM)

About Parts Per Billion to Parts Per Million Conversion

This converter converts Parts Per Billion (PPB) to Parts Per Million (PPM). One Parts Per Billion (PPB) equals 0.001 Parts Per Million (PPM).

Formula:

1 Parts Per Billion (PPB) = 0.001 Parts Per Million (PPM)

Example:

1 PPB = 0.001 PPM

2 PPB = 0.002 PPM

Parts Per Billion (PPB) to Parts Per Million (PPM) Conversion

Parts to Parts conversion explained with exact factors, step-by-step examples, and situations where this conversion is commonly used.

Conversion Formula

Parts = Parts × 0.001

To convert Parts Per Billion (PPB) to Parts Per Million (PPM), multiply the value by 0.001. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 ppb to ppm.

Step 1: Write the formula: ppm = ppb × 0.001
Step 2: Substitute: 1 × 0.001
Step 3: Result: 0.001 ppm

So, 1 ppb = 0.001 ppm.

About the Units

Parts Per Billion (PPB)

One Parts Per Billion (PPB) equals 0.001 Parts Per Million (PPM)

Common in nanotechnology, optical physics, and semiconductor design.

Parts Per Million (PPM)

One Parts Per Million (PPM) equals 1000 Parts Per Billion (PPB)

Common in nanotechnology, optical physics, and semiconductor design.

Where This Conversion Is Used

Converting values from Parts to Parts for engineering or scientific workflows.
Used when normalizing mixed-unit datasets requiring consistent Parts representation.
Applied when comparing different measurement systems across tools and documents.
Used in nanotechnology, material science, and quantum-level research.

Frequently Asked Questions

How many Parts Per Million (PPM) are in 1 Parts Per Billion (PPB)?

1 ppb = 0.001 ppm.

What is the formula for converting Parts Per Billion (PPB) to Parts Per Million (PPM)?

Multiply the ppb value by 0.001.

Can I reverse the conversion?

Yes. 1 ppm = 1000 ppb.

Conclusion

By applying the conversion factor shown above, you can reliably convert Parts Per Billion (PPB) to Parts Per Million (PPM) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Parts Per Billion to Other Units

Parts Per Billion to One

1 ppb = 1e-9 one

1 Parts Per Billion (PPB) = 1e-9 One (Base Unit)

1 parts-per-billion equals 1e-9 one-base-unit.

Parts Per Billion to Pair

1 ppb = 5e-10 pair

1 Parts Per Billion (PPB) = 5e-10 Pair

1 parts-per-billion equals 5e-10 pair.

Parts Per Billion to Trio

1 ppb = 3.3333333333333337e-10 trio

1 Parts Per Billion (PPB) = 3.3333333333333337e-10 Trio

1 parts-per-billion equals 3.3333333333333337e-10 trio.

Parts Per Billion to Quadruple

1 ppb = 2.5e-10 quadruple

1 Parts Per Billion (PPB) = 2.5e-10 Quadruple

1 parts-per-billion equals 2.5e-10 quadruple.

Parts Per Billion to Quintuple

1 ppb = 2e-10 quintuple

1 Parts Per Billion (PPB) = 2e-10 Quintuple

1 parts-per-billion equals 2e-10 quintuple.

Parts Per Billion to Dozen

1 ppb = 8.333333333333334e-11 dozen

1 Parts Per Billion (PPB) = 8.333333333333334e-11 Dozen (dz)

1 parts-per-billion equals 8.333333333333334e-11 dozen.

Parts Per Billion to Score

1 ppb = 5e-11 score

1 Parts Per Billion (PPB) = 5e-11 Score

1 parts-per-billion equals 5e-11 score.

Parts Per Billion to Gross

1 ppb = 6.944444444444445e-12 gross

1 Parts Per Billion (PPB) = 6.944444444444445e-12 Gross

1 parts-per-billion equals 6.944444444444445e-12 gross.

Parts Per Billion to Great Gross

1 ppb = 5.787037037037038e-13 great-gross

1 Parts Per Billion (PPB) = 5.787037037037038e-13 Great Gross

1 parts-per-billion equals 5.787037037037038e-13 great-gross.

Parts Per Billion to Hundred

1 ppb = 1.0000000000000001e-11 hundred

1 Parts Per Billion (PPB) = 1.0000000000000001e-11 Hundred

1 parts-per-billion equals 1.0000000000000001e-11 hundred.

Parts Per Billion to Thousand

1 ppb = 1e-12 thousand

1 Parts Per Billion (PPB) = 1e-12 Thousand (K)

1 parts-per-billion equals 1e-12 thousand.

Parts Per Billion to Million

1 ppb = 1e-15 million

1 Parts Per Billion (PPB) = 1e-15 Million (M)

1 parts-per-billion equals 1e-15 million.

Parts Per Billion to Billion

1 ppb = 1e-18 billion

1 Parts Per Billion (PPB) = 1e-18 Billion (B)

1 parts-per-billion equals 1e-18 billion.

Parts Per Billion to Trillion

1 ppb = 1.0000000000000001e-21 trillion

1 Parts Per Billion (PPB) = 1.0000000000000001e-21 Trillion (T)

1 parts-per-billion equals 1.0000000000000001e-21 trillion.

Parts Per Billion to Quadrillion

1 ppb = 1.0000000000000001e-24 quadrillion

1 Parts Per Billion (PPB) = 1.0000000000000001e-24 Quadrillion (P)

1 parts-per-billion equals 1.0000000000000001e-24 quadrillion.

Parts Per Billion to Quintillion

1 ppb = 1e-27 quintillion

1 Parts Per Billion (PPB) = 1e-27 Quintillion (E)

1 parts-per-billion equals 1e-27 quintillion.

Parts Per Billion to Sextillion

1 ppb = 1e-30 sextillion

1 Parts Per Billion (PPB) = 1e-30 Sextillion

1 parts-per-billion equals 1e-30 sextillion.

Parts Per Billion to Septillion

1 ppb = 1e-33 septillion

1 Parts Per Billion (PPB) = 1e-33 Septillion

1 parts-per-billion equals 1e-33 septillion.

Parts Per Billion to Octillion

1 ppb = 1.0000000000000001e-36 octillion

1 Parts Per Billion (PPB) = 1.0000000000000001e-36 Octillion

1 parts-per-billion equals 1.0000000000000001e-36 octillion.

Parts Per Billion to Nonillion

1 ppb = 1.0000000000000001e-39 nonillion

1 Parts Per Billion (PPB) = 1.0000000000000001e-39 Nonillion

1 parts-per-billion equals 1.0000000000000001e-39 nonillion.

Parts Per Billion to Decillion

1 ppb = 1e-42 decillion

1 Parts Per Billion (PPB) = 1e-42 Decillion

1 parts-per-billion equals 1e-42 decillion.

Parts Per Billion to Googol

1 ppb = 1e-109 googol

1 Parts Per Billion (PPB) = 1e-109 Googol

1 parts-per-billion equals 1e-109 googol.

Parts Per Billion to Kilo

1 ppb = 1e-12 kilo

1 Parts Per Billion (PPB) = 1e-12 Kilo (k, ×10³)

1 parts-per-billion equals 1e-12 kilo.

Parts Per Billion to Mega

1 ppb = 1e-15 mega

1 Parts Per Billion (PPB) = 1e-15 Mega (M, ×10⁶)

1 parts-per-billion equals 1e-15 mega.

Parts Per Billion to Giga

1 ppb = 1e-18 giga

1 Parts Per Billion (PPB) = 1e-18 Giga (G, ×10⁹)

1 parts-per-billion equals 1e-18 giga.

Parts Per Billion to Tera

1 ppb = 1.0000000000000001e-21 tera

1 Parts Per Billion (PPB) = 1.0000000000000001e-21 Tera (T, ×10¹²)

1 parts-per-billion equals 1.0000000000000001e-21 tera.

Parts Per Billion to Peta

1 ppb = 1.0000000000000001e-24 peta

1 Parts Per Billion (PPB) = 1.0000000000000001e-24 Peta (P, ×10¹⁵)

1 parts-per-billion equals 1.0000000000000001e-24 peta.

Parts Per Billion to Exa

1 ppb = 1e-27 exa

1 Parts Per Billion (PPB) = 1e-27 Exa (E, ×10¹⁸)

1 parts-per-billion equals 1e-27 exa.

Parts Per Billion to Zetta

1 ppb = 1e-30 zetta

1 Parts Per Billion (PPB) = 1e-30 Zetta (Z, ×10²¹)

1 parts-per-billion equals 1e-30 zetta.

Parts Per Billion to Yotta

1 ppb = 1e-33 yotta

1 Parts Per Billion (PPB) = 1e-33 Yotta (Y, ×10²⁴)

1 parts-per-billion equals 1e-33 yotta.

Parts Per Billion to Milli

1 ppb = 0.000001 milli

1 Parts Per Billion (PPB) = 0.000001 Milli (m, ×10⁻³)

1 parts-per-billion equals 0.000001 milli.

Parts Per Billion to Micro

1 ppb = 0.001 micro

1 Parts Per Billion (PPB) = 0.001 Micro (μ, ×10⁻⁶)

1 parts-per-billion equals 0.001 micro.

Parts Per Billion to Nano

1 ppb = 1 nano

1 Parts Per Billion (PPB) = 1 Nano (n, ×10⁻⁹)

1 parts-per-billion equals 1 nano.

Parts Per Billion to Pico

1 ppb = 1000.0000000000001 pico

1 Parts Per Billion (PPB) = 1000.0000000000001 Picoes (p, ×10⁻¹²)

1 parts-per-billion equals 1000.0000000000001 picoes.

Parts Per Billion to Femto

1 ppb = 1000000 femto

1 Parts Per Billion (PPB) = 1000000 Femtoes (f, ×10⁻¹⁵)

1 parts-per-billion equals 1000000 femtoes.

Parts Per Billion to Atto

1 ppb = 1000000000 atto

1 Parts Per Billion (PPB) = 1000000000 Attoes (a, ×10⁻¹⁸)

1 parts-per-billion equals 1000000000 attoes.

Parts Per Billion to Zepto

1 ppb = 1000000000000.0001 zepto

1 Parts Per Billion (PPB) = 1000000000000.0001 Zeptoes (z, ×10⁻²¹)

1 parts-per-billion equals 1000000000000.0001 zeptoes.

Parts Per Billion to Yocto

1 ppb = 1000000000000000.1 yocto

1 Parts Per Billion (PPB) = 1000000000000000.1 Yoctoes (y, ×10⁻²⁴)

1 parts-per-billion equals 1000000000000000.1 yoctoes.

Parts Per Billion to Decimal

1 ppb = 1e-9 decimal

1 Parts Per Billion (PPB) = 1e-9 Decimal

1 parts-per-billion equals 1e-9 decimal.

Parts Per Billion to Binary

1 ppb = 1e-9 binary

1 Parts Per Billion (PPB) = 1e-9 Binary

1 parts-per-billion equals 1e-9 binary.

Parts Per Billion to Octal

1 ppb = 1e-9 octal

1 Parts Per Billion (PPB) = 1e-9 Octal

1 parts-per-billion equals 1e-9 octal.

Parts Per Billion to Hexadecimal

1 ppb = 1e-9 hex

1 Parts Per Billion (PPB) = 1e-9 Hexadecimal

1 parts-per-billion equals 1e-9 hexadecimal.

Parts Per Billion to Scientific Notation

1 ppb = 1e-9 scientific

1 Parts Per Billion (PPB) = 1e-9 Scientific Notation

1 parts-per-billion equals 1e-9 scientific-notation.

Parts Per Billion to Roman Numerals

1 ppb = 1e-9 roman

1 Parts Per Billion (PPB) = 1e-9 Roman Numerals

1 parts-per-billion equals 1e-9 roman-numerals.

Parts Per Billion to Percentage

1 ppb = 1.0000000000000001e-7 percentage

1 Parts Per Billion (PPB) = 1.0000000000000001e-7 Percentage

1 parts-per-billion equals 1.0000000000000001e-7 percentage.

Parts Per Billion to Parts Per Million

1 ppb = 0.001 ppm

1 Parts Per Billion (PPB) = 0.001 Parts Per Million (PPM)

1 parts-per-billion equals 0.001 parts-per-million.

Convert Parts Per Million to Other Units

Parts Per Million to One

1 ppm = 0.000001 one

1 Parts Per Million (PPM) = 0.000001 One (Base Unit)

1 parts-per-million equals 0.000001 one-base-unit.

Parts Per Million to Pair

1 ppm = 5e-7 pair

1 Parts Per Million (PPM) = 5e-7 Pair

1 parts-per-million equals 5e-7 pair.

Parts Per Million to Trio

1 ppm = 3.333333333333333e-7 trio

1 Parts Per Million (PPM) = 3.333333333333333e-7 Trio

1 parts-per-million equals 3.333333333333333e-7 trio.

Parts Per Million to Quadruple

1 ppm = 2.5e-7 quadruple

1 Parts Per Million (PPM) = 2.5e-7 Quadruple

1 parts-per-million equals 2.5e-7 quadruple.

Parts Per Million to Quintuple

1 ppm = 2e-7 quintuple

1 Parts Per Million (PPM) = 2e-7 Quintuple

1 parts-per-million equals 2e-7 quintuple.

Parts Per Million to Dozen

1 ppm = 8.333333333333333e-8 dozen

1 Parts Per Million (PPM) = 8.333333333333333e-8 Dozen (dz)

1 parts-per-million equals 8.333333333333333e-8 dozen.

Parts Per Million to Score

1 ppm = 5e-8 score

1 Parts Per Million (PPM) = 5e-8 Score

1 parts-per-million equals 5e-8 score.

Parts Per Million to Gross

1 ppm = 6.944444444444444e-9 gross

1 Parts Per Million (PPM) = 6.944444444444444e-9 Gross

1 parts-per-million equals 6.944444444444444e-9 gross.

Parts Per Million to Great Gross

1 ppm = 5.787037037037037e-10 great-gross

1 Parts Per Million (PPM) = 5.787037037037037e-10 Great Gross

1 parts-per-million equals 5.787037037037037e-10 great-gross.

Parts Per Million to Hundred

1 ppm = 1e-8 hundred

1 Parts Per Million (PPM) = 1e-8 Hundred

1 parts-per-million equals 1e-8 hundred.

Parts Per Million to Thousand

1 ppm = 9.999999999999999e-10 thousand

1 Parts Per Million (PPM) = 9.999999999999999e-10 Thousand (K)

1 parts-per-million equals 9.999999999999999e-10 thousand.

Parts Per Million to Million

1 ppm = 1e-12 million

1 Parts Per Million (PPM) = 1e-12 Million (M)

1 parts-per-million equals 1e-12 million.

Parts Per Million to Billion

1 ppm = 9.999999999999999e-16 billion

1 Parts Per Million (PPM) = 9.999999999999999e-16 Billion (B)

1 parts-per-million equals 9.999999999999999e-16 billion.

Parts Per Million to Trillion

1 ppm = 9.999999999999999e-19 trillion

1 Parts Per Million (PPM) = 9.999999999999999e-19 Trillion (T)

1 parts-per-million equals 9.999999999999999e-19 trillion.

Parts Per Million to Quadrillion

1 ppm = 1e-21 quadrillion

1 Parts Per Million (PPM) = 1e-21 Quadrillion (P)

1 parts-per-million equals 1e-21 quadrillion.

Parts Per Million to Quintillion

1 ppm = 1e-24 quintillion

1 Parts Per Million (PPM) = 1e-24 Quintillion (E)

1 parts-per-million equals 1e-24 quintillion.

Parts Per Million to Sextillion

1 ppm = 1e-27 sextillion

1 Parts Per Million (PPM) = 1e-27 Sextillion

1 parts-per-million equals 1e-27 sextillion.

Parts Per Million to Septillion

1 ppm = 9.999999999999999e-31 septillion

1 Parts Per Million (PPM) = 9.999999999999999e-31 Septillion

1 parts-per-million equals 9.999999999999999e-31 septillion.

Parts Per Million to Octillion

1 ppm = 9.999999999999999e-34 octillion

1 Parts Per Million (PPM) = 9.999999999999999e-34 Octillion

1 parts-per-million equals 9.999999999999999e-34 octillion.

Parts Per Million to Nonillion

1 ppm = 1e-36 nonillion

1 Parts Per Million (PPM) = 1e-36 Nonillion

1 parts-per-million equals 1e-36 nonillion.

Parts Per Million to Decillion

1 ppm = 1e-39 decillion

1 Parts Per Million (PPM) = 1e-39 Decillion

1 parts-per-million equals 1e-39 decillion.

Parts Per Million to Googol

1 ppm = 1e-106 googol

1 Parts Per Million (PPM) = 1e-106 Googol

1 parts-per-million equals 1e-106 googol.

Parts Per Million to Kilo

1 ppm = 9.999999999999999e-10 kilo

1 Parts Per Million (PPM) = 9.999999999999999e-10 Kilo (k, ×10³)

1 parts-per-million equals 9.999999999999999e-10 kilo.

Parts Per Million to Mega

1 ppm = 1e-12 mega

1 Parts Per Million (PPM) = 1e-12 Mega (M, ×10⁶)

1 parts-per-million equals 1e-12 mega.

Parts Per Million to Giga

1 ppm = 9.999999999999999e-16 giga

1 Parts Per Million (PPM) = 9.999999999999999e-16 Giga (G, ×10⁹)

1 parts-per-million equals 9.999999999999999e-16 giga.

Parts Per Million to Tera

1 ppm = 9.999999999999999e-19 tera

1 Parts Per Million (PPM) = 9.999999999999999e-19 Tera (T, ×10¹²)

1 parts-per-million equals 9.999999999999999e-19 tera.

Parts Per Million to Peta

1 ppm = 1e-21 peta

1 Parts Per Million (PPM) = 1e-21 Peta (P, ×10¹⁵)

1 parts-per-million equals 1e-21 peta.

Parts Per Million to Exa

1 ppm = 1e-24 exa

1 Parts Per Million (PPM) = 1e-24 Exa (E, ×10¹⁸)

1 parts-per-million equals 1e-24 exa.

Parts Per Million to Zetta

1 ppm = 1e-27 zetta

1 Parts Per Million (PPM) = 1e-27 Zetta (Z, ×10²¹)

1 parts-per-million equals 1e-27 zetta.

Parts Per Million to Yotta

1 ppm = 9.999999999999999e-31 yotta

1 Parts Per Million (PPM) = 9.999999999999999e-31 Yotta (Y, ×10²⁴)

1 parts-per-million equals 9.999999999999999e-31 yotta.

Parts Per Million to Milli

1 ppm = 0.001 milli

1 Parts Per Million (PPM) = 0.001 Milli (m, ×10⁻³)

1 parts-per-million equals 0.001 milli.

Parts Per Million to Micro

1 ppm = 1 micro

1 Parts Per Million (PPM) = 1 Micro (μ, ×10⁻⁶)

1 parts-per-million equals 1 micro.

Parts Per Million to Nano

1 ppm = 999.9999999999999 nano

1 Parts Per Million (PPM) = 999.9999999999999 Nanoes (n, ×10⁻⁹)

1 parts-per-million equals 999.9999999999999 nanoes.

Parts Per Million to Pico

1 ppm = 1000000 pico

1 Parts Per Million (PPM) = 1000000 Picoes (p, ×10⁻¹²)

1 parts-per-million equals 1000000 picoes.

Parts Per Million to Femto

1 ppm = 999999999.9999999 femto

1 Parts Per Million (PPM) = 999999999.9999999 Femtoes (f, ×10⁻¹⁵)

1 parts-per-million equals 999999999.9999999 femtoes.

Parts Per Million to Atto

1 ppm = 999999999999.9999 atto

1 Parts Per Million (PPM) = 999999999999.9999 Attoes (a, ×10⁻¹⁸)

1 parts-per-million equals 999999999999.9999 attoes.

Parts Per Million to Zepto

1 ppm = 1000000000000000 zepto

1 Parts Per Million (PPM) = 1000000000000000 Zeptoes (z, ×10⁻²¹)

1 parts-per-million equals 1000000000000000 zeptoes.

Parts Per Million to Yocto

1 ppm = 1000000000000000000 yocto

1 Parts Per Million (PPM) = 1000000000000000000 Yoctoes (y, ×10⁻²⁴)

1 parts-per-million equals 1000000000000000000 yoctoes.

Parts Per Million to Decimal

1 ppm = 0.000001 decimal

1 Parts Per Million (PPM) = 0.000001 Decimal

1 parts-per-million equals 0.000001 decimal.

Parts Per Million to Binary

1 ppm = 0.000001 binary

1 Parts Per Million (PPM) = 0.000001 Binary

1 parts-per-million equals 0.000001 binary.

Parts Per Million to Octal

1 ppm = 0.000001 octal

1 Parts Per Million (PPM) = 0.000001 Octal

1 parts-per-million equals 0.000001 octal.

Parts Per Million to Hexadecimal

1 ppm = 0.000001 hex

1 Parts Per Million (PPM) = 0.000001 Hexadecimal

1 parts-per-million equals 0.000001 hexadecimal.

Parts Per Million to Scientific Notation

1 ppm = 0.000001 scientific

1 Parts Per Million (PPM) = 0.000001 Scientific Notation

1 parts-per-million equals 0.000001 scientific-notation.

Parts Per Million to Roman Numerals

1 ppm = 0.000001 roman

1 Parts Per Million (PPM) = 0.000001 Roman Numerals

1 parts-per-million equals 0.000001 roman-numerals.

Parts Per Million to Percentage

1 ppm = 0.00009999999999999999 percentage

1 Parts Per Million (PPM) = 0.00009999999999999999 Percentage

1 parts-per-million equals 0.00009999999999999999 percentage.

Parts Per Million to Parts Per Billion

1 ppm = 999.9999999999999 ppb

1 Parts Per Million (PPM) = 999.9999999999999 Parts Per Billions (PPB)

1 parts-per-million equals 999.9999999999999 parts-per-billions.