US food labelling fluid ounce | 1 US fl oz | 2 US fl oz | 3 US fl oz | 4 US fl oz | 5 US fl oz | 6 US fl oz | 7 US fl oz | 8 US fl oz | 9 US fl oz | 10 US fl oz | 11 US fl oz | 12 US fl oz | 13 US fl oz | 14 US fl oz | 15 US fl oz | 16 US fl oz | 17 US fl oz | 18 US fl oz | 19 US fl oz | 20 US fl oz | 21 US fl oz | 22 US fl oz | 23 US fl oz | 24 US fl oz | 25 US fl oz | 26 US fl oz | 27 US fl oz | 28 US fl oz | 29 US fl oz | 30 US fl oz | 31 US fl oz | 32 US fl oz | 33 US fl oz | 34 US fl oz | 35 US fl oz | 36 US fl oz | 37 US fl oz | 38 US fl oz | 39 US fl oz | 40 US fl oz | 41 US fl oz | 42 US fl oz | 43 US fl oz | 44 US fl oz | 45 US fl oz | 46 US fl oz | 47 US fl oz | 48 US fl oz | 49 US fl oz | 50 US fl oz | 51 US fl oz | 52 US fl oz | 53 US fl oz | 54 US fl oz | 55 US fl oz | 56 US fl oz | 57 US fl oz | 58 US fl oz | 59 US fl oz | 60 US fl oz | 61 US fl oz | 62 US fl oz | 63 US fl oz | 64 US fl oz | 65 US fl oz | 66 US fl oz | 67 US fl oz | 68 US fl oz | 69 US fl oz | 70 US fl oz | 71 US fl oz | 72 US fl oz | 73 US fl oz | 74 US fl oz | 75 US fl oz | 76 US fl oz | 77 US fl oz | 78 US fl oz | 79 US fl oz | 80 US fl oz | 81 US fl oz | 82 US fl oz | 83 US fl oz | 84 US fl oz | 85 US fl oz | 86 US fl oz | 87 US fl oz | 88 US fl oz | 89 US fl oz | 90 US fl oz | 91 US fl oz | 92 US fl oz | 93 US fl oz | 94 US fl oz | 95 US fl oz | 96 US fl oz | 97 US fl oz | 98 US fl oz | 99 US fl oz | 100 US fl oz |
pipe | 6.2898107704321 × 10-5 pipe | 0.0001258 pipe | 0.0001887 pipe | 0.0002516 pipe | 0.0003145 pipe | 0.0003774 pipe | 0.0004403 pipe | 0.0005032 pipe | 0.0005661 pipe | 0.0006290 pipe | 0.0006919 pipe | 0.0007548 pipe | 0.0008177 pipe | 0.0008806 pipe | 0.0009435 pipe | 0.0010064 pipe | 0.0010693 pipe | 0.0011322 pipe | 0.0011951 pipe | 0.0012580 pipe | 0.0013209 pipe | 0.0013838 pipe | 0.0014467 pipe | 0.0015096 pipe | 0.0015725 pipe | 0.0016354 pipe | 0.0016982 pipe | 0.0017611 pipe | 0.0018240 pipe | 0.0018869 pipe | 0.0019498 pipe | 0.0020127 pipe | 0.0020756 pipe | 0.0021385 pipe | 0.0022014 pipe | 0.0022643 pipe | 0.0023272 pipe | 0.0023901 pipe | 0.0024530 pipe | 0.0025159 pipe | 0.0025788 pipe | 0.0026417 pipe | 0.0027046 pipe | 0.0027675 pipe | 0.0028304 pipe | 0.0028933 pipe | 0.0029562 pipe | 0.0030191 pipe | 0.0030820 pipe | 0.0031449 pipe | 0.0032078 pipe | 0.0032707 pipe | 0.0033336 pipe | 0.0033965 pipe | 0.0034594 pipe | 0.0035223 pipe | 0.0035852 pipe | 0.0036481 pipe | 0.0037110 pipe | 0.0037739 pipe | 0.0038368 pipe | 0.0038997 pipe | 0.0039626 pipe | 0.0040255 pipe | 0.0040884 pipe | 0.0041513 pipe | 0.0042142 pipe | 0.0042771 pipe | 0.0043400 pipe | 0.0044029 pipe | 0.0044658 pipe | 0.0045287 pipe | 0.0045916 pipe | 0.0046545 pipe | 0.0047174 pipe | 0.0047803 pipe | 0.0048432 pipe | 0.0049061 pipe | 0.0049690 pipe | 0.0050318 pipe | 0.0050947 pipe | 0.0051576 pipe | 0.0052205 pipe | 0.0052834 pipe | 0.0053463 pipe | 0.0054092 pipe | 0.0054721 pipe | 0.0055350 pipe | 0.0055979 pipe | 0.0056608 pipe | 0.0057237 pipe | 0.0057866 pipe | 0.0058495 pipe | 0.0059124 pipe | 0.0059753 pipe | 0.0060382 pipe | 0.0061011 pipe | 0.0061640 pipe | 0.0062269 pipe | 0.0062898 pipe |
A fluid ounce (abbreviated fl oz, fl. oz. or oz. fl., old forms ℥, fl ℥, f℥, ƒ ℥) is a unit of volume (also called capacity) typically used for measuring liquids. Various definitions have been used throughout history, but only two are still in common use: the British Imperial and the United States customary fluid ounce. An imperial fluid ounce is 1⁄20 of an imperial pint, 1⁄160 of an imperial gallon or approximately 28.4 ml. A US fluid ounce is 1⁄16 of a US fluid pint and 1⁄128 of a US liquid gallon or approximately 29.57 ml, making it about 4% larger than the imperial fluid ounce.
US food labelling fluid ounce
US regulation 21 CFR 101.9(b)(5)(viii) also defines a fluid ounce as exactly 30 millilitres, but this is for use in nutrition labelling only.
30 millilitres | ≈ | 1.055852392 | imperial fluid ounces |
≈ | 1.014420681 | US customary fluid ounces | |
≈ | 1.830712323 | cubic inches |
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
US food labelling fluid ounce | US fl oz | ≡ 30 mL | ≡ 3×10−5 m3 | Imperial/US |
US food labelling fluid ounces | pipes | US food labelling fluid ounces | pipes |
---|---|---|---|
1 | = 6.2898107704321E-5 | 6 | = 0.00037738864622593 |
2 | = 0.00012579621540864 | 7 | = 0.00044028675393025 |
3 | = 0.00018869432311296 | 8 | = 0.00050318486163457 |
4 | = 0.00025159243081728 | 9 | = 0.00056608296933889 |
5 | = 0.00031449053852161 | 10 | = 0.00062898107704321 |
The pipe was a measure of liquid volume equalling two hogsheads. This equated to 108 imperial gallons (490 l) for ale or 126 imperial gallons (570 l) for wine (also known as a butt).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
pipe | ≡ 126 gal (wine) | = 0.476961884784 m3 | Imperial/US |
pipes | US food labelling fluid ounces | pipes | US food labelling fluid ounces |
---|---|---|---|
1 | = 15898.7294928 | 6 | = 95392.3769568 |
2 | = 31797.4589856 | 7 | = 111291.1064496 |
3 | = 47696.1884784 | 8 | = 127189.8359424 |
4 | = 63594.9179712 | 9 | = 143088.5654352 |
5 | = 79493.647464 | 10 | = 158987.294928 |
US food labelling fluid ounces | pipes |
---|---|
1 | = 6.2898107704321 × 10-5 |
15,898.7294928 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |