This is the web site of a particle counter at IPGP - 5400 clean Room

It works! Thanks to the peple living here.

Click here to see graphs and data.

This is the on line system interface of particle counting placed in the, 5400 clean room of IPGP of ambiant air (1/10 cft per min). Graphs are ploted in number per cubic meter witth a square root mass scale. ISO5 and ISO6 threshold levels are indicated ISO5 level for 5µm diameter particle is also indicated.

ISO 5 levels: