FREE SHIPPING

Orders over $499

RARE & EXOTIC PLANTS

Hard-to-find varieties

PREMIUM QUALITY

Only the best for your grow

chevron_left chevron_right

EC / PPM / TDS Converter

Convert nutrient strength between EC (mS/cm, µS/cm, dS/m, mS/m, S/m, mS/mm), CF and all three PPM / TDS scales: instantly

Enter a reading

Value

Measured as

Pick what your meter shows: every other unit is worked out for you.

Updates live as you type. Quote EC (mS/cm) or CF to avoid PPM-scale confusion.