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**Part Per Tera**

**Part Per Tera (ppt)**is a unit in the category of

*Fraction*. It is also known as parts per tera. This unit is commonly used in the INT unit system. Part Per Tera (ppt) has a dimension of nil (fraction) where L is length, T is time, N is amount of substance, and I is electric current. It can be converted to the corresponding standard SI unit by multiplying its value by a factor of 1E-012.

Other units in the category of Fraction include Carat (karat) (ct, Kt), Part Per Billion (ppb), Part Per Hundred (pph, %), Part Per Hundred Million (pphm), Part Per Hundred Thousand (ppht), Part Per Million (ppm), Part Per Quadrillion (ppq), and Part Per Thousand (ppt).

**Additional Information**

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Glossary: Units: Electric Current: Edison

Glossary: Units: Density: Pound Mass Per Cubic Inch

Glossary: Units: Volume: Butt (UK)

Glossary: Units: Electric Resistance: Ohm

Glossary: Units: Mass: Ounce (troy)

Glossary: Units: Angle: Arc Minute (minute of Arc)

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