| 1 ng/L | = 1.3596809813484E-9 s t/ac-ft |
| 2 ng/L | = 2.7193619626969E-9 s t/ac-ft |
| 3 ng/L | = 4.0790429440453E-9 s t/ac-ft |
| 4 ng/L | = 5.4387239253937E-9 s t/ac-ft |
| 5 ng/L | = 6.7984049067422E-9 s t/ac-ft |
| 6 ng/L | = 8.1580858880906E-9 s t/ac-ft |
| 7 ng/L | = 9.517766869439E-9 s t/ac-ft |
| 8 ng/L | = 1.0877447850787E-8 s t/ac-ft |
| 9 ng/L | = 1.2237128832136E-8 s t/ac-ft |
| 10 ng/L | = 1.3596809813484E-8 s t/ac-ft |
| 20 ng/L | = 2.7193619626969E-8 s t/ac-ft |
| 30 ng/L | = 4.0790429440453E-8 s t/ac-ft |
| 40 ng/L | = 5.4387239253937E-8 s t/ac-ft |
| 50 ng/L | = 6.7984049067422E-8 s t/ac-ft |
| 60 ng/L | = 8.1580858880906E-8 s t/ac-ft |
| 70 ng/L | = 9.517766869439E-8 s t/ac-ft |
| 80 ng/L | = 1.0877447850787E-7 s t/ac-ft |
| 90 ng/L | = 1.2237128832136E-7 s t/ac-ft |
| 100 ng/L | = 1.3596809813484E-7 s t/ac-ft |
| 200 ng/L | = 2.7193619626969E-7 s t/ac-ft |
| 300 ng/L | = 4.0790429440453E-7 s t/ac-ft |
| 400 ng/L | = 5.4387239253937E-7 s t/ac-ft |
| 500 ng/L | = 6.7984049067422E-7 s t/ac-ft |
| 600 ng/L | = 8.1580858880906E-7 s t/ac-ft |
| 700 ng/L | = 9.517766869439E-7 s t/ac-ft |
| 800 ng/L | = 1.0877447850787E-6 s t/ac-ft |
| 900 ng/L | = 1.2237128832136E-6 s t/ac-ft |
| 1000 ng/L | = 1.3596809813484E-6 s t/ac-ft |
| 2000 ng/L | = 2.7193619626969E-6 s t/ac-ft |
| 4000 ng/L | = 5.4387239253937E-6 s t/ac-ft |
| 5000 ng/L | = 6.7984049067422E-6 s t/ac-ft |
| 7500 ng/L | = 1.0197607360113E-5 s t/ac-ft |
| 10000 ng/L | = 1.3596809813484E-5 s t/ac-ft |
| 25000 ng/L | = 3.3992024533711E-5 s t/ac-ft |
| 50000 ng/L | = 6.7984049067422E-5 s t/ac-ft |
| 100000 ng/L | = 0.00013596809813484 s t/ac-ft |
| 1000000 ng/L | = 0.0013596809813484 s t/ac-ft |
| 1000000000 ng/L | = 1.3596809813484 s t/ac-ft |