Isn't it an NBB or EPA requirement to submit one sample a year?
Keith
that is a great document, but that QC recommendation is only a recommendation.
There isn't particularly an enforcable law about how often companies run
analysis, I dont' think...
mark
At 04:57 PM 6/4/2003 -0500, you wrote:
Isn't it an NBB or EPA requirement to submit one sample a year?
Keith
that is a great document, but that QC recommendation is only a recommendation.
There isn't particularly an enforcable law about how often companies run
analysis, I dont' think...
mark
At 04:57 PM 6/4/2003 -0500, you wrote:
I believe that the ASTM requirements don't stipulate how often you
have to do testing. The local (well sort of) WVO plant here in CA
(Imperial Western Products) sends out an analysis with every batch,
they're apparently a batch plant.
The most recent guideline that I have found for how
that is a great document, but that QC recommendation is only a recommendation.
There isn't particularly an enforcable law about how often companies run
analysis, I dont' think...
mark
At 04:57 PM 6/4/2003 -0500, you wrote:
The most recent guideline that I have found for how often to QC
Some many years ago I worked in a chem lab at a large oil refinery, running
various lab tests on petroleum products, and, as I remember, the procedure was
to check every batch of product (e.g., viscosity, flash point, color, etc.)
whether it was lubricating oil, grease, or whatever. One
The odd thing is that it is the big guys (two of them apparently in the
past few weeks) who are having obvious quality control problems, and that
they're not admiting it (or catching the problem) until some
customer/retailer points it out (both World Energy and another producer
who just
