drop (imperial) | 1 gtt | 2 gtt | 3 gtt | 4 gtt | 5 gtt | 6 gtt | 7 gtt | 8 gtt | 9 gtt | 10 gtt | 11 gtt | 12 gtt | 13 gtt | 14 gtt | 15 gtt | 16 gtt | 17 gtt | 18 gtt | 19 gtt | 20 gtt | 21 gtt | 22 gtt | 23 gtt | 24 gtt | 25 gtt | 26 gtt | 27 gtt | 28 gtt | 29 gtt | 30 gtt | 31 gtt | 32 gtt | 33 gtt | 34 gtt | 35 gtt | 36 gtt | 37 gtt | 38 gtt | 39 gtt | 40 gtt | 41 gtt | 42 gtt | 43 gtt | 44 gtt | 45 gtt | 46 gtt | 47 gtt | 48 gtt | 49 gtt | 50 gtt | 51 gtt | 52 gtt | 53 gtt | 54 gtt | 55 gtt | 56 gtt | 57 gtt | 58 gtt | 59 gtt | 60 gtt | 61 gtt | 62 gtt | 63 gtt | 64 gtt | 65 gtt | 66 gtt | 67 gtt | 68 gtt | 69 gtt | 70 gtt | 71 gtt | 72 gtt | 73 gtt | 74 gtt | 75 gtt | 76 gtt | 77 gtt | 78 gtt | 79 gtt | 80 gtt | 81 gtt | 82 gtt | 83 gtt | 84 gtt | 85 gtt | 86 gtt | 87 gtt | 88 gtt | 89 gtt | 90 gtt | 91 gtt | 92 gtt | 93 gtt | 94 gtt | 95 gtt | 96 gtt | 97 gtt | 98 gtt | 99 gtt | 100 gtt |
US liquid gallon | 2.606228136944 × 10-5 US gal lqd | 5.2124562738879 × 10-5 US gal lqd | 7.8186844108319 × 10-5 US gal lqd | 0.0001042 US gal lqd | 0.0001303 US gal lqd | 0.0001564 US gal lqd | 0.0001824 US gal lqd | 0.0002085 US gal lqd | 0.0002346 US gal lqd | 0.0002606 US gal lqd | 0.0002867 US gal lqd | 0.0003127 US gal lqd | 0.0003388 US gal lqd | 0.0003649 US gal lqd | 0.0003909 US gal lqd | 0.0004170 US gal lqd | 0.0004431 US gal lqd | 0.0004691 US gal lqd | 0.0004952 US gal lqd | 0.0005212 US gal lqd | 0.0005473 US gal lqd | 0.0005734 US gal lqd | 0.0005994 US gal lqd | 0.0006255 US gal lqd | 0.0006516 US gal lqd | 0.0006776 US gal lqd | 0.0007037 US gal lqd | 0.0007297 US gal lqd | 0.0007558 US gal lqd | 0.0007819 US gal lqd | 0.0008079 US gal lqd | 0.0008340 US gal lqd | 0.0008601 US gal lqd | 0.0008861 US gal lqd | 0.0009122 US gal lqd | 0.0009382 US gal lqd | 0.0009643 US gal lqd | 0.0009904 US gal lqd | 0.0010164 US gal lqd | 0.0010425 US gal lqd | 0.0010686 US gal lqd | 0.0010946 US gal lqd | 0.0011207 US gal lqd | 0.0011467 US gal lqd | 0.0011728 US gal lqd | 0.0011989 US gal lqd | 0.0012249 US gal lqd | 0.0012510 US gal lqd | 0.0012771 US gal lqd | 0.0013031 US gal lqd | 0.0013292 US gal lqd | 0.0013552 US gal lqd | 0.0013813 US gal lqd | 0.0014074 US gal lqd | 0.0014334 US gal lqd | 0.0014595 US gal lqd | 0.0014856 US gal lqd | 0.0015116 US gal lqd | 0.0015377 US gal lqd | 0.0015637 US gal lqd | 0.0015898 US gal lqd | 0.0016159 US gal lqd | 0.0016419 US gal lqd | 0.0016680 US gal lqd | 0.0016940 US gal lqd | 0.0017201 US gal lqd | 0.0017462 US gal lqd | 0.0017722 US gal lqd | 0.0017983 US gal lqd | 0.0018244 US gal lqd | 0.0018504 US gal lqd | 0.0018765 US gal lqd | 0.0019025 US gal lqd | 0.0019286 US gal lqd | 0.0019547 US gal lqd | 0.0019807 US gal lqd | 0.0020068 US gal lqd | 0.0020329 US gal lqd | 0.0020589 US gal lqd | 0.0020850 US gal lqd | 0.0021110 US gal lqd | 0.0021371 US gal lqd | 0.0021632 US gal lqd | 0.0021892 US gal lqd | 0.0022153 US gal lqd | 0.0022414 US gal lqd | 0.0022674 US gal lqd | 0.0022935 US gal lqd | 0.0023195 US gal lqd | 0.0023456 US gal lqd | 0.0023717 US gal lqd | 0.0023977 US gal lqd | 0.0024238 US gal lqd | 0.0024499 US gal lqd | 0.0024759 US gal lqd | 0.0025020 US gal lqd | 0.0025280 US gal lqd | 0.0025541 US gal lqd | 0.0025802 US gal lqd | 0.0026062 US gal lqd |
The drop is an approximated unit of measure of volume, the amount dispensed as one drop from a dropper or drip chamber. It is often used in giving quantities of liquid drugs to patients, and occasionally in cooking.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
drop (imperial) | gtt | ≡ 1⁄288 fl oz (imp) | = 98.6564670138×10−9 m3 | Imperial/US |
drops (imperial) | US liquid gallons | drops (imperial) | US liquid gallons |
---|---|---|---|
1 | = 2.606228136944E-5 | 6 | = 0.00015637368821664 |
2 | = 5.2124562738879E-5 | 7 | = 0.00018243596958608 |
3 | = 7.8186844108319E-5 | 8 | = 0.00020849825095552 |
4 | = 0.00010424912547776 | 9 | = 0.00023456053232496 |
5 | = 0.0001303114068472 | 10 | = 0.0002606228136944 |
The US gallon is legally defined as 231 cubic inches, which is exactly 3.785411784 liters. A US liquid gallon of water weighs about 8.34 pounds or 3.78 kilograms at 62 °F (17 °C), making it about 16.6% lighter than the imperial gallon. There are four quarts in a gallon, two pints in a quart and 16 US fluid ounces in a US pint, which makes the US fluid ounce equal to 1⁄128 of a US gallon. In order to overcome the effects of expansion and contraction with temperature when using a gallon to specify a quantity of material for purposes of trade, it is common to define the temperature at which the material will occupy the specified volume. For example, the volume of petroleum products and alcoholic beverages are both referenced to 60 °F (16 °C) in government regulations.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
US liquid gallon | US gal lqd | ≡ 231 cu in | ≡ 3.785411784×10−3 m3 | Imperial/US |
US liquid gallons | drops (imperial) | US liquid gallons | drops (imperial) |
---|---|---|---|
1 | = 38369.626427738 | 6 | = 230217.75856643 |
2 | = 76739.252855477 | 7 | = 268587.38499417 |
3 | = 115108.87928322 | 8 | = 306957.01142191 |
4 | = 153478.50571095 | 9 | = 345326.63784965 |
5 | = 191848.13213869 | 10 | = 383696.26427738 |
drops (imperial) | US liquid gallons |
---|---|
1 | = 2.606228136944 × 10-5 |
38,369.6264277 | = 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 …) |