Annex I Units of Measure: Code Elements Listed by Quantities
Codes for Units of Measure used in International Trade Annex I Units of Measure: Code elements listed by quantities Quantity Level Use Name Conversion factors to SI Represen. Cross Cat. Id. units (1 unit equals) Symbol ref. Space and Time angle (plane) 1 radian rad 1 1S milliradian mrad 2 1S microradian µrad 3 1 degree ° 4 1 minute ' 5 1 second " 6 2 X grade 1 gon = 0,015 707 96 rad 7 2 gon gon 8 solid angle 1 steradian sr 9 length 1 metre m 10 breadth 1M decimetre dm 11 height 1S centimetre cm 12 thickness 1S micrometre (micron) µm 13 radius 1S millimetre mm 14 radius of curvature 1M hectometre hm 15 cartesian coordinates 1S kilometre km 16 diameter 1S nanometre nm 17 length of path 1S picometre pm 18 distance 1S femtometre fm 19 1M decametre dam 20 1 nautical mile 1852 m (exactly) n mile 21 1 ångström 10-10 m (exactly) Å 22 1 astronomical unit 1,495 978 70 x 1011 m AU 23 1 parsec 3,085 678 x 1016 m pc 24 2 fathom 1,828 8 m 25 2 chain 20,116 8 m ch 26 2 inch 25,4 mm (exactly) in 27 2 micro-inch µin 28 2 foot 0,304 8 m (exactly) ft 29 2 yard 0,914 4 m (exactly) yd 30 2 mile (statute mile) 1 609,344 m (exactly) mile 31 2 milli-inch mil 32 2 light year 9,460 53 x 1015 m l.y. 33 area 1 square metre m² 34 1S square kilometre km² 35 1 are 100 m² (exactly) a 36 1M decare daa 37 1S hectare 104 m² (exactly) ha 38 1S square centimetre cm² 39 1S square decimetre dm² 40 1S square millimetre mm² 41 Recommendation 20 147 Codes for Units of Measure used in International Trade Units of Measure: Code elements listed by quantities Quantity Level Use Name Conversion factors to SI Represen.
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