5KG PEAT BLOCK LOW EC 1.SIZE:5kg blocks 2.Particle size: 6mm, double sieved 3.Sand/rock content: 2.0% 4.EC (Electrical conductivity): >0.50 For 5Kg block: Less than 0.6mS/cm based on 1:1.5 (weight ratio by dried materials) method after 30 minutes immersion. 5. pH range: 5.5-6.5 6.Moisture content: Less than 15% 7.Compression ratio: 5 Kg block: 5:1 Fiber content: less than 2% 8.VOLUME 15L-17L 9.CAPACITY 50 CONTAINERS PER MONTH