A five-point calibration curve was created to establish method linearity and reporting limits
. Five headspace vials were prepared with 10 mL of deionized (DI) water then capped using PTFE silicone septa.
Environmental Protection Agency (EPA) is actively moving toward setting a national limit for hexavalent chromium, also referred to as "hexachrome," "chrome-6," "Cr-6" and "Cr-IV." At the time of writing, the EPA issued a guidance document that refers to California's 20 parts per trillion (ppt) MDL and 60 ppt reporting limits
The absence of comprehensive reporting limits
full visibility over the timeliness of initial clearance decisions.
When used in combination with the Thermo Scientific FOCUS GC, the ITQ 700 GC/MS achieves an unprecedented average relative standard deviation of 9.7% of four replicate analyses at 50 ng/g and a calculated average limit of detection of 2.7 ng/g in iceberg lettuce, based on eight replicate analyses of 5 ng/g, well below all published Minimum Reporting Limits
However we do expect to see some relaxation of the reporting limits
for gifts and other transactions potentially liable to IHT.
Recreational crabbing is good in the bays with many sport crabbers reporting limits
of large crab.
The last blood mercury analyses for all youths, except patients 12 and 13, indicated concentrations below laboratory reporting limits
(4-5 [micro]g/L), suggesting cessation of the exposure.
In fact, it appears that some segments of the public do use any finding of a potentially toxic substance (e.g., analytical reporting limits
) as their trigger for personal health concern.
Because her facility routinely handles drinking water, keeping a close eye on the detection and reporting limits
of her automated instrumentation is a must.
Shellfish biologists say diggers are reporting limits
at Bailey Beach, near Gold Beach, and Umpqua Beach near Winchester Bay, when tide and surf conditions allow.