Units Conversions

of each

aa

give of such doses

dtd

make

ft

mix

M

sufficient quantity; amount needed

qs

a sufficient quantity to make; up to

qs ad

1 inch = ? cm

2.54

% w/v

grams per 100 mL

% v/v

mL per 100 mL

% w/w

grams per 100 grams

1:1000 (w/v)

1 gram per 1000 mL

1:1000 (v/v)

1 mL per 1000 mL

1:1000 (w/w)

1 gram per 1000 grams

how to calculate ratio strength

given % / 100% = 1 part / x parts

1 : x

ppm

parts per million

ppb

parts per billion

1 meter = ? cm

100

1 fluidram = 1 teaspoon (t) = ? mL

5

1 tablespoon (T) = ? mL

15

1 fl oz = ? mL

30

30 mL = ? tablespoons (T)

2

1 cup = ? oz

8

8 oz = ? mL

240

1 pint = ? cups

2

1 pint = ? fl oz

16

16 fl oz = ? pints

1

16 fl oz = ? cups

2

2 cups = ? mL

480

1 pint = ? mL

480

1 quart = ? pints

2

2 pints = ? mL

960

1 quart = ? mL

960

1 gallon = ? quarts

4

4 quarts = ? mL

3840

1 gallon = ? mL

3840

1 grain = ? mg

65

1 oz = ? g

30

1 lbs = ? g

454

1 apothecary oz = ? g

31.1

1 milliequivalents (mEq) = ? mmol for K+, Na+, & other Monovalent Ions

1

1 milliequivalents (mEq) = ? mmol for Ca++ & other Divalent Ions

0.5

1 kg = ? g

1000