Parts per Trillion by Volume
type: Unit
is replaced by: PPT VOL
applicable system: ASU
applicable system: CGS
applicable system: CGS-EMU
applicable system: CGS-ESU
applicable system: CGS-GAUSS
applicable system: IMPERIAL
applicable system: PLANCK
applicable system: SI
conversion multiplier: 0.000000000001
conversion multiplier SN: 1.0E-12
deprecated: true
deprecated in version: 3.1.0
has dimension vector: A0E0L0I0M0H0T0D1
has quantity kind: Unknown
scaling of: UNITLESS
symbol: pptr
ucum code: [pptr]{vol}