Convert Micrograms per hour to Grains per minute
Convert Micrograms per hour (µg/h) to Grains per minute (gr/min) instantly and accurately.
Conversion Formula
gr/min = µg/h × 2.572059725e-7
About Micrograms per hour
The microgram per hour (µg/h) equals 10⁻⁹/3600 ≈ 2.778×10⁻¹³ kg/s, used in corrosion science to quantify mass loss rates of thin films or passive oxide layers. A stainless steel specimen losing 1 µg/h represents an extremely low corrosion rate typical of passive surfaces in neutral aqueous environments. 1 µg/h = 1/3600 µg/s ≈ 2.778×10⁻¹³ kg/s.
About Grains per minute
The grain per minute (gr/min) equals 6.479891×10⁻⁵/60 ≈ 1.080×10⁻⁶ kg/s. This unit appears in HVAC humidity engineering: moisture added or removed from conditioned air is traditionally expressed in grains of water per pound of dry air per minute in US practice. A whole-house humidifier may evaporate 300-600 gr/min at design load. 1 gr/min ≈ 1.080×10⁻⁶ kg/s.
Quick Reference Table
| Micrograms per hour (µg/h) | Grains per minute (gr/min) |
|---|---|
| 1 µg/h | 2.572 × 10-7 gr/min |
| 2 µg/h | 5.144 × 10-7 gr/min |
| 5 µg/h | 1.286 × 10-6 gr/min |
| 10 µg/h | 2.572 × 10-6 gr/min |
| 25 µg/h | 6.43 × 10-6 gr/min |
| 50 µg/h | 1.286 × 10-5 gr/min |
| 100 µg/h | 2.572 × 10-5 gr/min |