Hi,
I am installing a drain piping system with an outer pipe for secondary containment to transport a mixture of 30% nitric acid, 1.5% hydrogen peroxide and Ni chloride and sulphate. I need some advice regarding the need to vent the secondary containment. Most of the H2O2 is degraded in the...
Hi there,
Can somebody please tell me where I can get useful information on the compatibitily of chemicals. E.g. at the moment I'm looking at putting these into the same pipeline:
1.8 m3/week of 10% HCl,
0.7m3/week of a mixture of 30% HNO3/1.5% H202 and 0.1% Ni
0.032 m3/week of 15% sulphuric...
Hello 25362,
We are cleaning frames and mandrels from a nickel plating process. I am hoping to recycle some or all of the waste, but will need to convince production that it will not impact on their product. I am looking into nanofitration as an option to recover the acid - I have been...
Hi,
I am trying to reduce my nitrate levels so that we are below our license limit. The main contributor to the nitrate level is a pickling solution which contains 35% nitric acid, 1.5% hydrogen peroxide and up to 1% nickel. Only 200 litres are dumped every 48 hours. We can reduce the...
Hi there,
Does anyone know which option is best for the environment
1. Water softening prior to cooling tower through an ion exchange resin which is regenerated, discharging brine to foul sewer Or
2. Acid dosing of cooling towers which should give a reduced bleed off but will introduce acid...
