Convert Grain to Microgram

Simple, fast and user-friendly online tool to convert Grain to Microgram ( gr to mcg ) vice-versa and other Mass related units. Learn and share how to convert Grain to Microgram ( gr to mcg ). Click to expand short unit definition.

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   Grain (gr) =    Microgram (mcg)
Grain Conversion Table
Grain(gr) to Kilogram (kg) = 1 Kilogram (kg)
Grain(gr) to Gram (g) = 1 Gram (g)
Grain(gr) to Decigram (dg) = 1 Decigram (dg)
Grain(gr) to Centigram (cg) = 1 Centigram (cg)
Grain(gr) to Milligram (mg) = 1 Milligram (mg)
Grain(gr) to Microgram (mcg) = 1 Microgram (mcg)
Grain(gr) to Nanogram (ng) = 1 Nanogram (ng)
Grain(gr) to Picogram (pg) = 1 Picogram (pg)
Grain(gr) to Femtogram (fg) = 1 Femtogram (fg)
Grain(gr) to Dekagram (dag) = 1 Dekagram (dag)
Grain(gr) to Hectogram (hg) = 1 Hectogram (hg)
Grain(gr) to Megagram (Mg) = 1 Megagram (Mg)
Grain(gr) to Metric ton (mt) = 1 Metric ton (mt)
Grain(gr) to Long ton (Lt) = 1 Long ton (Lt)
Grain(gr) to Short ton (tn) = 1 Short ton (tn)
Grain(gr) to Metric quintal (Qq) = 1 Metric quintal (Qq)
Grain(gr) to US quintal (Qq) = 1 US quintal (Qq)
Grain(gr) to French quintal (Qq) = 1 French quintal (Qq)
Grain(gr) to Stone (st) = 1 Stone (st)
Grain(gr) to Pound (lb) = 1 Pound (lb)
Grain(gr) to Ounce (oz) = 1 Ounce (oz)
Grain(gr) to Troy ounce (ozt) = 1 Troy ounce (ozt)
Grain(gr) to Slug (slug) = 1 Slug (slug)
Grain(gr) to Tola (tola) = 1 Tola (tola)
Grain(gr) to Dram (dr) = 1 Dram (dr)
Grain(gr) to Carat (ct) = 1 Carat (ct)
Grain(gr) to Grain (gr) = 1 Grain (gr)
Grain(gr) to Atomic mass unit (amu) = 1 Atomic mass unit (amu)

What is Grain ?

A Grain (gr) is a unit of mass or weight measurement primarily used in the context of firearms, ammunition, and sometimes in pharmaceuticals and food. It is equal to approximately 64.79891 milligrams or about 0.0648 grams.

To break it down:
- 1 grain = approximately 64.79891 milligrams
- 1 gram ≈ 15.432 grains

In everyday terms, a grain represents a very small amount of mass. Historically, it was originally based on the weight of a single grain of wheat or barley. Today, grains are commonly used to measure the weight of bullets, gunpowder, and medications, particularly in the United States.

For example, a typical small-caliber bullet might weigh about 50 grains, and some over-the-counter medications list dosages in grains.

Understanding grains is important in specific fields where precise measurement of small quantities is crucial, such as in firearms, pharmacy, and sometimes in cooking and nutrition. While not as widely used in everyday contexts as grams or ounces, grains provide a specialized unit of measurement that serves important purposes in these industries.


What is Microgram ?

A Microgram (µg or mcg) is a unit of mass in the metric system, where it represents one-millionth of a gram (0.000001 grams). It is commonly used for measuring extremely small quantities of substances, particularly in fields such as medicine, pharmacology, and environmental science.

To break it down:
- 1 gram (g) = 1,000,000 micrograms (µg)
- 1 microgram (µg) = 0.000001 grams (g)

In everyday terms, a microgram is a very tiny amount of mass. For example, a single grain of pollen might weigh about 20 micrograms.

Micrograms are crucial in medical and pharmaceutical applications for measuring precise doses of medications and vitamins. They are also used in environmental science to assess pollutants and toxins in air, water, and soil. Due to their small size, micrograms provide a highly detailed measurement within the metric system, ensuring accuracy in scientific research, healthcare practices, and regulatory standards.

List of Mass conversion units
Kilogram Gram Decigram Centigram Milligram Microgram Nanogram Picogram Femtogram Dekagram Hectogram Megagram Metric ton Long ton Short ton Metric quintal US quintal French quintal Stone Pound Ounce Troy ounce Slug Tola Dram Carat Grain Atomic mass unit