convertimate Blood alcohol

Percent BAC to milligrams per 100 mL

Type a value in % BAC to get it in mg/100 mL instantly.

80mg/100 mL

That's about the same as the US limit. Information only: legal limits and testing rules differ by country.

What it means

Where does that sit?

Information only, and never a defense. Breath conversions use the standard 2100:1 ratio, which varies between people and over time.

The math

How to convert % BAC to mg/100 mL

To convert percent BAC to milligrams per 100 mL, multiply by 1,000.

Example: 0.08 % BAC × 1,000 = 80 mg/100 mL.

In the other direction, 1 mg/100 mL = 0.001 % BAC.

Every unit

Your reading in every unit

Tables

% BAC to mg/100 mL conversion table

% BAC to mg/100 mL conversion table
% BACmg/100 mL
0.01 % BAC10 mg/100 mL
0.02 % BAC20 mg/100 mL
0.03 % BAC30 mg/100 mL
0.05 % BAC50 mg/100 mL
0.08 % BAC80 mg/100 mL
0.1 % BAC100 mg/100 mL
0.12 % BAC120 mg/100 mL
0.15 % BAC150 mg/100 mL
0.2 % BAC200 mg/100 mL
0.3 % BAC300 mg/100 mL
0.4 % BAC400 mg/100 mL
mg/100 mL to % BAC conversion table
mg/100 mL to % BAC conversion table
mg/100 mL% BAC
0.01 mg/100 mL1×10⁻⁵ % BAC
0.02 mg/100 mL2×10⁻⁵ % BAC
0.03 mg/100 mL3×10⁻⁵ % BAC
0.05 mg/100 mL5×10⁻⁵ % BAC
0.08 mg/100 mL8×10⁻⁵ % BAC
0.1 mg/100 mL0.0001 % BAC
0.12 mg/100 mL0.00012 % BAC
0.15 mg/100 mL0.00015 % BAC
0.2 mg/100 mL0.0002 % BAC
0.3 mg/100 mL0.0003 % BAC
0.4 mg/100 mL0.0004 % BAC

Quick answers

Quick answers

How many mg/100 mL is 1 % BAC?
1 % BAC is 1,000 mg/100 mL.
How many mg/100 mL is 10 % BAC?
10 % BAC is 10,000 mg/100 mL.
How many mg/100 mL is 0.08 % BAC?
0.08 % BAC is 80 mg/100 mL.

The units

About these units

Percent BAC (% BAC)

The US measure: grams of alcohol per 100 mL of blood. The limit is 0.08.

Milligrams per 100 mL (mg/100 mL)

The UK legal unit, where the drink-driving limit is 80.

Learn more about blood alcohol units

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