Standards

Base unit

• 6

  Count (units)

• 52

  Degrees Celsius (ºC)

• 32

  Duration (hours)

• 27

  Duration (days)

• 26

  Duration (months)

• 33

  Duration (years)

• 3

  Latitude (deg)

• 29

  Length (cm)

• 28

  Length (mm)

• 37

  Length (km)

• 39

  Length (µm)

• 9

  Length (m)

• 4

  Longitude (deg)

• 76

  Million years ago (mya)

• 44

  Presence (pa)

• 36

  Years ago (kya)

Complex derived unit

• 50

  Calcification rate (µm cm^-2 h^-1)

• 45

  Density (mg cm^-2)

• 47

  Density (units cm^-2)

• 110

  Density (µM kg-1)

• 34

  Density (g cm-3)

• 51

  Density (µg cm^-2)

• 68

  Density (mg l^-1)

• 71

  Density (mg m^-2)

• 49

  Extension rate (diameter) (mm yr^-1)