The term “part-per trillion” (ppt) may seem insignificant, but it plays a crucial role in environmental science and chemistry. Imagine splitting a single drop of water into 50 million smaller droplets—a concentration of one ppt in water is even lower than that! This ultra-sensitive unit is vital when detecting contaminants in water, air, or soil, allowing scientists to ascertain pollutant levels that might pose threats to health or ecosystems, even at these infinitesimally small concentrations.
To put it into perspective, detecting one ppt of a substance is like finding a single grain of sugar in an Olympic-sized swimming pool. The precision of this unit is a testament to scientific advancements in measurement techniques, highlighting the meticulous control and attention needed to ensure safety and environmental integrity.
Part-per billion (ppb) is a unit of measurement commonly used in environmental science to denote the concentration of a substance in water or air. It represents one part of a substance in a billion parts of another, which makes it an incredibly sensitive measure of concentration. To grasp its diminutive scale, imagine one second in 32 years or a single drop of water in an Olympic-sized swimming pool. This hyper-detailed measure is crucial in detecting trace levels of pollutants or contaminants, playing a pivotal role in environmental monitoring and ensuring public health safety by allowing scientists to track minute changes in ecosystems and enhance our understanding of their impacts.
Parts-per Trillion | Parts-per Billion |
---|---|
0
ppt
|
0
ppb
|
10
ppt
|
0.01
ppb
|
20
ppt
|
0.02
ppb
|
30
ppt
|
0.03
ppb
|
40
ppt
|
0.04
ppb
|
50
ppt
|
0.05
ppb
|
60
ppt
|
0.06
ppb
|
70
ppt
|
0.07
ppb
|
80
ppt
|
0.08
ppb
|
90
ppt
|
0.09
ppb
|
100
ppt
|
0.1
ppb
|
110
ppt
|
0.11
ppb
|
120
ppt
|
0.12
ppb
|
130
ppt
|
0.13
ppb
|
140
ppt
|
0.14
ppb
|
150
ppt
|
0.15
ppb
|
160
ppt
|
0.16
ppb
|
170
ppt
|
0.17
ppb
|
180
ppt
|
0.18
ppb
|
190
ppt
|
0.19
ppb
|
200
ppt
|
0.2
ppb
|
210
ppt
|
0.21
ppb
|
220
ppt
|
0.22
ppb
|
230
ppt
|
0.23
ppb
|
240
ppt
|
0.24
ppb
|
250
ppt
|
0.25
ppb
|
260
ppt
|
0.26
ppb
|
270
ppt
|
0.27
ppb
|
280
ppt
|
0.28
ppb
|
290
ppt
|
0.29
ppb
|
300
ppt
|
0.3
ppb
|
310
ppt
|
0.31
ppb
|
320
ppt
|
0.32
ppb
|
330
ppt
|
0.33
ppb
|
340
ppt
|
0.34
ppb
|
350
ppt
|
0.35
ppb
|
360
ppt
|
0.36
ppb
|
370
ppt
|
0.37
ppb
|
380
ppt
|
0.38
ppb
|
390
ppt
|
0.39
ppb
|
400
ppt
|
0.4
ppb
|
410
ppt
|
0.41
ppb
|
420
ppt
|
0.42
ppb
|
430
ppt
|
0.43
ppb
|
440
ppt
|
0.44
ppb
|
450
ppt
|
0.45
ppb
|
460
ppt
|
0.46
ppb
|
470
ppt
|
0.47
ppb
|
480
ppt
|
0.48
ppb
|
490
ppt
|
0.49
ppb
|
500
ppt
|
0.5
ppb
|
510
ppt
|
0.51
ppb
|
520
ppt
|
0.52
ppb
|
530
ppt
|
0.53
ppb
|
540
ppt
|
0.54
ppb
|
550
ppt
|
0.55
ppb
|
560
ppt
|
0.56
ppb
|
570
ppt
|
0.57
ppb
|
580
ppt
|
0.58
ppb
|
590
ppt
|
0.59
ppb
|
600
ppt
|
0.6
ppb
|
610
ppt
|
0.61
ppb
|
620
ppt
|
0.62
ppb
|
630
ppt
|
0.63
ppb
|
640
ppt
|
0.64
ppb
|
650
ppt
|
0.65
ppb
|
660
ppt
|
0.66
ppb
|
670
ppt
|
0.67
ppb
|
680
ppt
|
0.68
ppb
|
690
ppt
|
0.69
ppb
|
700
ppt
|
0.7
ppb
|
710
ppt
|
0.71
ppb
|
720
ppt
|
0.72
ppb
|
730
ppt
|
0.73
ppb
|
740
ppt
|
0.74
ppb
|
750
ppt
|
0.75
ppb
|
760
ppt
|
0.76
ppb
|
770
ppt
|
0.77
ppb
|
780
ppt
|
0.78
ppb
|
790
ppt
|
0.79
ppb
|
800
ppt
|
0.8
ppb
|
810
ppt
|
0.81
ppb
|
820
ppt
|
0.82
ppb
|
830
ppt
|
0.83
ppb
|
840
ppt
|
0.84
ppb
|
850
ppt
|
0.85
ppb
|
860
ppt
|
0.86
ppb
|
870
ppt
|
0.87
ppb
|
880
ppt
|
0.88
ppb
|
890
ppt
|
0.89
ppb
|
900
ppt
|
0.9
ppb
|
910
ppt
|
0.91
ppb
|
920
ppt
|
0.92
ppb
|
930
ppt
|
0.93
ppb
|
940
ppt
|
0.94
ppb
|
950
ppt
|
0.95
ppb
|
960
ppt
|
0.96
ppb
|
970
ppt
|
0.97
ppb
|
980
ppt
|
0.98
ppb
|
990
ppt
|
0.99
ppb
|
1000
ppt
|
1
ppb
|
Conversion | Call to Action |
---|---|
Parts-per Trillion to Parts-per Million | Go to converter |
Parts-per Trillion to Parts-per Quadrillion | Go to converter |
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