TABLE C–1 Conversion reactors—Weights and Measures
Units |
Multiplied by the Factor Below Equals |
Units |
Multiplied by the Factor Below Equals |
Units |
lb |
453.6 |
g |
0.002205 |
lb |
lb |
0.4536 |
kg |
2.205 |
lb |
oz |
28.35 |
g |
0.035273 |
oz |
kg |
1,000 |
g |
0.001 |
kg |
kg |
1,000,000 |
mg |
0.000001 |
kg |
g |
1,000 |
mg |
0.001 |
g |
g |
1,000,000 |
mcg (or µg) |
0.001 |
mg |
g |
109 |
ng (nanogram) |
10-9 |
g |
g |
1012 |
pg (picogram) |
10-12 |
g |
mg |
1,000 |
mcg (or µg) |
0.001 |
mg |
mg/kga |
0.0001 |
% |
10,000 |
mg/kg |
ppm |
0.0001 |
% |
10,000 |
ppm |
gal (U.S.) |
3.785 |
liters |
0.2642 |
gal (U.S.gal (Brit.) |
4.546 |
liters |
0.220 |
gal (Brit.bu (bushel) |
0.3525 hl |
(hectoliter) |
2.837 |
bu |
|
|
cal (calorie) |
4.184 |
j (joule) |
0.239 |
cal |
kcal (kilocalorie) |
1,000 |
cal |
0.001 |
kcal |
Mcal (megacalorie) |
1,000,000 |
cal |
0.000001 |
Mcal |
Mcal |
1,000 |
kcal |
0.001 |
Mcal |
a 100 ppm = 100 mg/kg = 0.010 percent; thus converting 0.0002 percent = 2 ppm = 2 mg/kg. |