Mass and Weight · Unit Converter

Convert Troy Ounce to Nanogram

Convert troy ounces to nanograms instantly. 1 troy ounce = 3.110348e+10 nanogram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Nanogram to Troy Ounce converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Troy & Apothecary

Troy Ounce

What is a troy ounce?

The troy ounce (ozt) equals about 31.103 grams, one-twelfth of a troy pound.

Origin of the troy ounce

From the Troy system of weights associated with Troyes, France.

Where it is used

The global standard for pricing gold, silver, platinum, and palladium.

When and where it was developed

Established in the medieval Troy system and retained for precious metals.

Metric / SI

Nanogram

What is a nanogram?

A nanogram (ng) equals 10^-12 kilogram.

Origin of the nanogram

From the SI prefix 'nano-' (from Greek 'nanos', dwarf).

Where it is used

Molecular biology, forensics, and toxicology.

When and where it was developed

The nano- prefix entered the SI in 1960.

Troy Ounce to Nanogram conversion formula

The relationship between troy ounces and nanograms:

1 oz t = 3.110348e+10 ng
1 ng = 3.215075e-11 oz t

To convert troy ounces to nanograms, multiply the value in troy ounces by 3.110348e+10. To reverse, multiply nanograms by 3.215075e-11.

How to use this converter

Type a value into the calculator. The result in nanograms updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Nanogram to Troy Ounce converter for the reverse direction.

Step-by-step: convert troy ounces to nanograms

  1. Write down the value in troy ounces (oz t).
  2. Multiply that value by the factor 3.110348e+10.
  3. The product is the equivalent value in nanograms (ng).
  4. To reverse, multiply the nanogram value by 3.215075e-11.

Worked examples

Example 1 — Convert 1 oz t to ng:
1 × 3.110348e+10 = 3.110348e+10 ng

Example 2 — Convert 100 oz t to ng:
100 × 3.110348e+10 = 3.110348e+12 ng

Real-world example — Centimeter to wavelength scale

One troy ounce equals 10 million nanograms. Physics curricula use this kind of conversion to relate everyday measurements to atomic and optical scales.

1 oz t × 3.110348e+10 = 3.110348e+10 ng

Real-world example — Small-scale to atomic-scale

One troy ounce equals 10 million nanograms — useful for physics curricula that relate everyday measurements to atomic and optical scales.

1 oz t × 3.110348e+10 = 3.110348e+10 ng

Troy Ounce to Nanogram conversion table

Standard reference values for converting troy ounces to nanograms:

Troy Ounce [oz t]Nanogram [ng]
0.013.110348e+8
0.13.110348e+9
13.110348e+10
26.220695e+10
39.331043e+10
41.244139e+11
51.555174e+11
103.110348e+11
206.220695e+11
309.331043e+11
401.244139e+12
501.555174e+12
1003.110348e+12
5001.555174e+13
10003.110348e+13

Frequently asked questions

How many nanograms is 1 troy ounce?
1 troy ounce equals 3.110348e+10 nanogram.
How do I convert troy ounces to nanograms?
Multiply the value in troy ounces by 3.110348e+10 to get nanograms.
How do I convert nanograms back to troy ounces?
Multiply the value in nanograms by 3.215075e-11, or use the Nanogram to Troy Ounce converter.
How many nanograms is 100 troy ounces?
100 troy ounces equals 3.110348e+12 nanograms, because 100 × 3.110348e+10 = 3.110348e+12.

Convert Troy Ounce to other weight units

Show all Troy Ounce conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (9 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 oz t = 3.110348e+10 ng) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.