Convert micrograms to carats for jewelry appraisal, pharmaceutical dosing, and gemstone grading. Accurate calculator with conversion factor 0.005 carats per microgram.
1 microgram equals 0.000005 carat
Formula: ct = μg × 0.00000500000
Converting between micrograms and carats is essential for professionals in gemology, pharmaceuticals, and precious metals trading. With 1 carat equaling 200 micrograms, precision is critical—a 0.1 carat difference in a diamond can represent thousands of dollars in value. Understanding this conversion ensures accuracy in dosing medications, grading gemstones, and evaluating jewelry authenticity.
Carat weight directly determines gemstone value, with prices increasing exponentially per carat. In pharmaceuticals, microgram precision prevents dosing errors that could harm patients. For jewelers and gemologists, accurate conversion between micrograms and carats (1 carat = 200 micrograms) is legally required for certification and insurance purposes. Pharmaceutical companies manufacturing medications measured in micrograms must verify purity levels of trace elements and contaminants, sometimes expressed in carats for specialized applications.
Gemologists use carat weight as the primary value determinant for diamonds, rubies, sapphires, and emeralds. Precision is paramount—a 0.5 carat difference significantly impacts market value. Many laboratories measure initial sample weights in micrograms during quality assurance before final carat certification. International gemstone trading relies on standardized carat measurements, with 1 carat = 200 micrograms established by the International Committee for Weights and Measures.
Pharmaceutical laboratories measure active pharmaceutical ingredients and trace contaminants using microgram precision. Quality assurance departments verify that trace metals, pesticide residues, or other contaminants remain below acceptable limits. While carats are not standard pharmaceutical units, specialized testing for precious metal content in supplements or contamination analysis may reference carat equivalents for comparison or documentation purposes.
| micrograms | carats |
|---|---|
| 10 μg | 0.00005 ct |
| 50 μg | 0.00025 ct |
| 100 μg | 0.0005 ct |
| 500 μg | 0.0025 ct |
| 1000 μg | 0.005 ct |
Formula: ct = μg × conversion factor
The microgram is a widely used unit for measuring weight. It is commonly used in various applications and industries worldwide.
The carat is a widely used unit for measuring weight. It is commonly used in various applications and industries worldwide.
This microgram to carat converter uses high-precision conversion factors to ensure accurate results for professional and academic use.
Our calculator provides results with up to 10 decimal places for maximum accuracy.
Exactly 200 micrograms equal 1 carat. This standardized conversion was established internationally in 1907. To convert carats to micrograms, multiply by 200. For example, a 2.5 carat diamond weighs 500 micrograms. This precise relationship is critical for gemstone certification and pharmaceutical quality assurance, where even small errors can have significant financial or safety consequences.
Diamond prices follow the 'Four Cs' grading system, with carat weight being the most significant factor. Prices increase exponentially with carat weight—a 2-carat diamond costs significantly more than twice the price of a 1-carat diamond of similar quality. A 1-carat diamond (200 micrograms) might cost $5,000-$10,000, while a 2-carat diamond (400 micrograms) could cost $15,000-$40,000 depending on color, clarity, and cut. This non-linear pricing makes accurate microgram-to-carat conversion essential for appraisals and insurance.
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