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 |
firkin | 2.4112654320966 × 10-6 firkin | 4.8225308641932 × 10-6 firkin | 7.2337962962898 × 10-6 firkin | 9.6450617283864 × 10-6 firkin | 1.2056327160483 × 10-5 firkin | 1.446759259258 × 10-5 firkin | 1.6878858024676 × 10-5 firkin | 1.9290123456773 × 10-5 firkin | 2.1701388888869 × 10-5 firkin | 2.4112654320966 × 10-5 firkin | 2.6523919753063 × 10-5 firkin | 2.8935185185159 × 10-5 firkin | 3.1346450617256 × 10-5 firkin | 3.3757716049352 × 10-5 firkin | 3.6168981481449 × 10-5 firkin | 3.8580246913545 × 10-5 firkin | 4.0991512345642 × 10-5 firkin | 4.3402777777739 × 10-5 firkin | 4.5814043209835 × 10-5 firkin | 4.8225308641932 × 10-5 firkin | 5.0636574074028 × 10-5 firkin | 5.3047839506125 × 10-5 firkin | 5.5459104938222 × 10-5 firkin | 5.7870370370318 × 10-5 firkin | 6.0281635802415 × 10-5 firkin | 6.2692901234511 × 10-5 firkin | 6.5104166666608 × 10-5 firkin | 6.7515432098705 × 10-5 firkin | 6.9926697530801 × 10-5 firkin | 7.2337962962898 × 10-5 firkin | 7.4749228394994 × 10-5 firkin | 7.7160493827091 × 10-5 firkin | 7.9571759259188 × 10-5 firkin | 8.1983024691284 × 10-5 firkin | 8.4394290123381 × 10-5 firkin | 8.6805555555477 × 10-5 firkin | 8.9216820987574 × 10-5 firkin | 9.1628086419671 × 10-5 firkin | 9.4039351851767 × 10-5 firkin | 9.6450617283864 × 10-5 firkin | 9.886188271596 × 10-5 firkin | 0.0001013 firkin | 0.0001037 firkin | 0.0001061 firkin | 0.0001085 firkin | 0.0001109 firkin | 0.0001133 firkin | 0.0001157 firkin | 0.0001182 firkin | 0.0001206 firkin | 0.0001230 firkin | 0.0001254 firkin | 0.0001278 firkin | 0.0001302 firkin | 0.0001326 firkin | 0.0001350 firkin | 0.0001374 firkin | 0.0001399 firkin | 0.0001423 firkin | 0.0001447 firkin | 0.0001471 firkin | 0.0001495 firkin | 0.0001519 firkin | 0.0001543 firkin | 0.0001567 firkin | 0.0001591 firkin | 0.0001616 firkin | 0.0001640 firkin | 0.0001664 firkin | 0.0001688 firkin | 0.0001712 firkin | 0.0001736 firkin | 0.0001760 firkin | 0.0001784 firkin | 0.0001808 firkin | 0.0001833 firkin | 0.0001857 firkin | 0.0001881 firkin | 0.0001905 firkin | 0.0001929 firkin | 0.0001953 firkin | 0.0001977 firkin | 0.0002001 firkin | 0.0002025 firkin | 0.0002050 firkin | 0.0002074 firkin | 0.0002098 firkin | 0.0002122 firkin | 0.0002146 firkin | 0.0002170 firkin | 0.0002194 firkin | 0.0002218 firkin | 0.0002242 firkin | 0.0002267 firkin | 0.0002291 firkin | 0.0002315 firkin | 0.0002339 firkin | 0.0002363 firkin | 0.0002387 firkin | 0.0002411 firkin |
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) | firkins | drops (imperial) | firkins |
---|---|---|---|
1 | = 2.4112654320966E-6 | 6 | = 1.446759259258E-5 |
2 | = 4.8225308641932E-6 | 7 | = 1.6878858024676E-5 |
3 | = 7.2337962962898E-6 | 8 | = 1.9290123456773E-5 |
4 | = 9.6450617283864E-6 | 9 | = 2.1701388888869E-5 |
5 | = 1.2056327160483E-5 | 10 | = 2.4112654320966E-5 |
The ale or beer firkin (from Middle Dutch vierdekijn meaning "fourth") is a quarter of an ale or beer barrel or half a kilderkin. This unit is much smaller than the wine firkin. Casks in this size (themselves called firkins) are the most common container for cask ale.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
firkin | ≡ 9 gal (imp) | = 0.04091481 m3 | Imperial/US |
firkins | drops (imperial) | firkins | drops (imperial) |
---|---|---|---|
1 | = 414720.00000037 | 6 | = 2488320.0000022 |
2 | = 829440.00000075 | 7 | = 2903040.0000026 |
3 | = 1244160.0000011 | 8 | = 3317760.000003 |
4 | = 1658880.0000015 | 9 | = 3732480.0000034 |
5 | = 2073600.0000019 | 10 | = 4147200.0000037 |
drops (imperial) | firkins |
---|---|
1 | = 2.4112654320966 × 10-6 |
414,720.0000004 | = 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 …) |