Mass and Weight · Unit Converter

Convert Gram to Scruple (apothecary)

Convert grams to scruples (apothecary) instantly. 1 gram = 0.7716179176 scruple (apothecary) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Scruple (apothecary) to Gram 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

Metric / SI

Gram

What is a gram?

The gram (g) equals one-thousandth of a kilogram.

Origin of the gram

From Late Latin 'gramma', a small weight or scruple.

Where it is used

The everyday metric unit for food, medicine, and small objects.

When and where it was developed

Defined in 1795 as the mass of one cubic centimeter of water at melting point.

Troy & Apothecary

Scruple (apothecary)

What is a scruple (apothecary)?

The apothecary scruple equals 20 grains, about 1.296 grams.

Origin of the scruple (apothecary)

From Latin 'scrupulus', a small sharp pebble used as a tiny weight.

Where it is used

Historical apothecary dosing of powders.

When and where it was developed

Part of the apothecaries' system used through the 19th century.

Gram to Scruple (apothecary) conversion formula

The relationship between grams and scruples (apothecary):

1 g = 0.7716179176 s ap
1 s ap = 1.2959782 g

To convert grams to scruples (apothecary), multiply the value in grams by 0.7716179176. To reverse, multiply scruples (apothecary) by 1.2959782.

How to use this converter

Type a value into the calculator. The result in scruples (apothecary) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Scruple (apothecary) to Gram converter for the reverse direction.

Step-by-step: convert grams to scruples (apothecary)

  1. Write down the value in grams (g).
  2. Multiply that value by the factor 0.7716179176.
  3. The product is the equivalent value in scruples (apothecary) (s ap).
  4. To reverse, multiply the scruple (apothecary) value by 1.2959782.

Worked examples

Example 1 — Convert 1 g to s ap:
1 × 0.7716179176 = 0.7716179176 s ap

Example 2 — Convert 100 g to s ap:
100 × 0.7716179176 = 77.1617917647 s ap

Real-world example — Ruler-scale measurements

A 30-gram school ruler converts cleanly to scruples (apothecary) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 g × 0.7716179176 = 23.1485375294 s ap

Real-world example — Hardware-scale dimensions

A 10-gram fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between grams and scruples (apothecary) daily when mixing metric and imperial tools.

10 g × 0.7716179176 = 7.7161791765 s ap

Real-world example — Postcard and small-object dimensions

A postcard is about 5 grams wide. Converting to scruples (apothecary) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 g × 0.7716179176 = 3.8580895882 s ap

Gram to Scruple (apothecary) conversion table

Standard reference values for converting grams to scruples (apothecary):

Gram [g]Scruple (apothecary) [s ap]
0.010.0077161792
0.10.0771617918
10.7716179176
21.5432358353
32.3148537529
43.0864716706
53.8580895882
107.7161791765
2015.4323583529
3023.1485375294
4030.8647167059
5038.5808958824
10077.1617917647
500385.8089588235
1000771.6179176471

Frequently asked questions

How many scruples (apothecary) is 1 gram?
1 gram equals 0.7716179176 scruple (apothecary).
How do I convert grams to scruples (apothecary)?
Multiply the value in grams by 0.7716179176 to get scruples (apothecary).
How do I convert scruples (apothecary) back to grams?
Multiply the value in scruples (apothecary) by 1.2959782, or use the Scruple (apothecary) to Gram converter.
How many scruples (apothecary) is 100 grams?
100 grams equals 77.1617917647 scruples (apothecary), because 100 × 0.7716179176 = 77.1617917647.

Convert Gram to other weight units

Show all Gram conversions
Metric / SI (17 units)
Gram to Attogram (ag) Gram to Femtogram (fg) Gram to Picogram (pg) Gram to Nanogram (ng) Gram to Microgram (µg) Gram to Milligram (mg) Gram to Centigram (cg) Gram to Decigram (dg) Gram to Dekagram (dag) Gram to Hectogram (hg) Gram to Kilogram (kg) Gram to Quintal (metric) (q) Gram to Metric Ton (t) Gram to Gigagram (Gg) Gram to Teragram (Tg) Gram to Petagram (Pg) Gram to Exagram (Eg)
Avoirdupois (15 units)
Gram to Grain (gr) Gram to Dram (avoirdupois) (dr) Gram to Ounce (oz) Gram to Pound (lb) Gram to Clove (clove) Gram to Stone (US) (st) Gram to Stone (UK) (st) Gram to Quarter (US) (qr) Gram to Quarter (UK) (qr) Gram to Hundredweight (US) (cwt) Gram to Hundredweight (UK) (cwt) Gram to Wey (wey) Gram to Kilopound (kip) (kip) Gram to Ton (short, US) (sh tn) Gram to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Gram to Point (1/100 carat) (pt) Gram to Carat (metric) (ct) Gram to Scruple (apothecary) (s ap) Gram to Pennyweight (dwt) Gram to Momme (mom) Gram to Mace (mace) Gram to Dram (apothecary/troy) (dr ap) Gram to Troy Ounce (oz t) Gram to Tael (tael) Gram to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Gram to Ratti (ratti) Gram to Masha (masha) Gram to Tola (tola) Gram to Chittack (Chatank) (chittack) Gram to Seer (Ser) (seer) Gram to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Gram to Electron Mass (rest) (me) Gram to MeV/c2 (MeV/c²) Gram to Muon Mass (mµ) Gram to Atomic Mass Unit (u) Gram to Proton Mass (mp) Gram to Neutron Mass (mn) Gram to Deuteron Mass (md) Gram to Carbon-12 Atom Mass (C-12) Gram to Planck Mass (mP)
Astronomical (4 units)
Gram to Lunar Mass (Moon) (M☾) Gram to Earth's Mass (M⊕) Gram to Jupiter Mass (MJ) Gram to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Gram to Lepton (Biblical Roman) (lepton) Gram to Quadrans (Biblical Roman) (quadrans) Gram to Assarion (Biblical Roman) (assarion) Gram to Gerah (Biblical Hebrew) (gerah) Gram to Drachma (Biblical Greek) (drachma) Gram to Denarius (Biblical Roman) (denarius) Gram to Bekan (Biblical Hebrew) (bekah) Gram to Didrachma (Biblical Greek) (didrachma) Gram to Shekel (Biblical Hebrew) (shekel) Gram to Tetradrachma (Biblical Greek) (tetra) Gram to Mina (Biblical Greek) (mina) Gram to Mina (Biblical Hebrew) (mina) Gram to Talent (Biblical Greek) (talent) Gram to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Gram to Poundal (pdl) Gram to Ton (assay) (US) (AT) Gram to Ton (assay) (UK) (AT) Gram to Kilogram-force square second/meter (hyl) Gram to Slug (slug)

Sources & references

Conversion factor (1 g = 0.7716179176 s ap) verified against the following authoritative sources:

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