part per hundred thousand
| Symbol: | ppht |
| Category: | Fraction |
| SI Equivalent: | 10×10-6 |
| Dimension: | nil (fraction) |
| System: | INT |
| Notes | |
| 1 ppht = 10-5 | |
1 ppht =
| Fraction | ||
| Symbol | Unit Name | |
| 2.4×10-4 | ct, Kt | carat (karat) |
| 1×104 | ppb | part per billion |
| 10×10-4 | pph, % | part per hundred |
| 1000 | pphm | part per hundred million |
| 10 | ppm | part per million |
| 10×109 | ppq | part per quadrillion |
| 10×106 | ppt | part per tera |
| 10×10-3 | ppt | part per thousand |















