Flta, ftmsldstit f Too flesm Lead Ccmpeqr., Ine.

Evidently he considers all individuals with urine leads of 0.2 mg lead per liter of urine as sick with lead poisoning, regardless of their clinical status and, therefore, deserving of therapy.

For reasons based on experience, we regard it as essential to maintain the mean or average ievtel of the urinary concentration of lead below (or at least not above) 0.15 mg. of lead (Pb) per liter.

Your smelter produced for the year 79.620 tons of pig lead.

Therefore I speak without reservation, in the feeling that there is no present justification for skepticism as to the essential facts with reference to the normal lead concentration in the blood, its'normal pattern of paifction therein, and the variations In the lead concentration in the whole blood that are associated with varying intensities of lead exposure.

Lead!

(Aoetate type) 68* lead Chromate 42* lead Oxide l.S C.P.

' In fact, I was at a loss myself to account for comparable urinary lead sontent and entirely dissimilar values for blood lead.

25. so, loo Jl of making pure white-lead paint.

There is no location in the entire lead area ~?

H a rrie t Hardy about lead in h a ir.

If there are symptoms indicative of lead poisoning and .. i laboratory analysis indicates an elevated blood lead concentration, .

Pig Lead Sales b.

Use of jog lead pigaenta La reaidaatlal coatinge would be allaiaated alao.

Thia a*ana wo aaad to sliadnat* tba nao of loadod ainc oxide and lead ehroaato yellow in bouae paints, and white lead ia baoaa paint priners.