Liquid ferrous sulphate is certified according to: Dansk Beton Certificering (certifikat nr. DBC 135 iht. DS 481:1999) Liquid ferrous sulphate is made by mixing ferrous sulphate heptahydrate with water such as the finished compound contains 285,5 g ferrous sulphate heptahydrate per litre liquid ferrous sulphate and with a density of 1,140 kg/m3.
dankalk import ferrous and aluminium sulphates for waste water purification via our own harbour at Aggersund. The ferrous sulphate is supplied in borh raw and liquid form, or in the form, or in the form of the free-flowing special product Danferroflex 20 with ferrous content of 20% respectively.
Our complete package of supplies to waste water purification plants includess, molasses as a bacteria-free nutrient.
dankalk’s products fro the purification of waste water and for the improvement of water enviroments:
- Ferrous sulphate raw
- Liquid ferrous sulphate
- Liquid Aluminium chloride
- Burnt Lime
- Calcium hydroxide
Orla U. Jensen