 

Weight of chemical
that must be added to one unit volume of

2.72 pounds per acrefoot 
= 1 ppm 
1,233 grams per acrefoot 
= 1 ppm 
1.233 kilograms per acrefoot  = 1 ppm 
0.0283 grams per cubic foot 
= 1 ppm 
0.0000624 pounds per cubic foot 
= 1 ppm 
0.0038 grams per US gallon 
= 1 ppm 
0.058419 grains per US gallon 
= 1 ppm 
0.07016 grains per Imperial gallon  = 1 ppm 
1 milligram per litre 
= 1 ppm 
1 microlitre ( µL ) per litre  = 1 ppm 
0.001 gram per litre 
= 1 ppm 
8.345 pounds per million gallons of water 
= 1 ppm 
NOTE:
The metric prefix ' milli ' does NOT mean a millionth,
it stands for a thousandth. See the prefix
table...
1 acrefoot 
= 43,560 cubic feet 
1 acrefoot 
= 325,850 gallons 
1 acrefoot of water 
= 2,718,144 pounds 
1 cubic foot of water 
= 62.4 pounds 
1 cubic foot of water  = 6.24 Imperial gallons 
1 US gallon of water 
= 8.34 pounds 
1 Imperial gallon of water  = 10 pounds 
1 US gallon of water 
= 3,785 grams or 3.785 kg 
1 litre of water 
= 1,000 grams = 1 kg (approx) 
1 litre of water  = 1,000 cubic centimetres (cc) 
1 cubic metre  = 1,000 litre 
1 cubic metre  = 1 metric tonne of water (appx.) 
1 US fluid ounce 
= 29.57 grams 
1 US fluid ounce 
= 1.043 ounces (av) 
av  = avoirdupois 
cm 
= centimetres 
cc, cu.cm, cm^{3}, cm^3 
= cubic centimetre 
fl oz 
= fluid ounce 
fl pt 
= fluid pint 
fl qt 
= fluid quart 
ft 
= foot, feet 
cu.ft. , ft^{3}, ft^3 
= cubic foot 
gal., gals 
= gallon 
g, gm 
= gram 
gr 
= grain 
in., ins 
= inch, inches 
cu.in. in^{3}, in^3 
= cubic inch 
kg 
= kilogram 
lb., lbs 
= pound 
l, L  = litre, liter 
m 
= metre, meter 
cu.m. , m^{3}, m^3 
= cubic metre 
oz., ozs 
= ounce 
yd., yds 
= yard 
Thanks to the Mississippi State University Extension Service for some of the information.
For metric
conversions go to a unit starting with

a
b c
d e
f g
h i
j k
l m
n o
p q
r s
t u
v w
y
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last modified : 7th. September
2011