At One Place

21 mL to fl oz

21 milliliters in US fluid ounces
21 mL = 0.71009 fl oz
fl oz = mL × 0.0338140227

21 milliliters is 0.71009 US fluid ounces. To get there, multiply by 0.0338140227.

Values either side

Milliliters near 21, converted to US fluid ounces.
Milliliters US fluid ounces
17 mL 0.57484
18 mL 0.60865
19 mL 0.64247
20 mL 0.67628
21 mL ← 0.71009
22 mL 0.74391
23 mL 0.77772
24 mL 0.81154
25 mL 0.84535

How the conversion works

The relationship is fl oz = mL × 0.0338140227. Both units measure volume, so the conversion is a fixed factor that never changes.

Common questions

What is 21 mL in US fluid ounces?
21 mL is 0.71009 fl oz.
How do you convert milliliters to US fluid ounces?
Multiply by 0.0338140227.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked