Convert Milligrams per hour to Milligrams per day

Convert Milligrams per hour (mg/h) to Milligrams per day (mg/d) instantly and accurately.

Milligrams per hour (mg/h)
Milligrams per day (mg/d)

Conversion Formula

mg/d = mg/h × 24

About Milligrams per hour

The milligram per hour (mg/h) equals 10⁻⁶/3600 ≈ 2.778×10⁻¹⁰ kg/s, adopted in transdermal drug-patch pharmacokinetics to express dermal absorption rate. A nicotine patch typically releases 14-21 mg over 24 h, corresponding to ≈0.58-0.88 mg/h. Environmental emission tests for laboratory fume hoods also express contaminant escape in mg/h. 1 mg/h = 1/3600 mg/s.

About Milligrams per day

The milligram per day (mg/d) equals 10⁻⁶/86400 ≈ 1.157×10⁻¹¹ kg/s, used in toxicology (daily intake limits) and in slow-release pharmaceutical implants. WHO acceptable daily intake for food additives is expressed in mg/kg body mass per day; a 70 kg adult at 1 mg/kg/d represents a 70 mg/d dose. 1 mg/d ≈ 1.157×10⁻¹¹ kg/s.

Quick Reference Table

Milligrams per hour (mg/h)Milligrams per day (mg/d)
1 mg/h24 mg/d
2 mg/h48 mg/d
5 mg/h120 mg/d
10 mg/h240 mg/d
25 mg/h600 mg/d
50 mg/h1200 mg/d
100 mg/h2400 mg/d

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