Rote that, in come crises, the .lead-free pigments used (i.e., IJansa yellows) may bleed in strong soL\onto.

The proposed lead standard was reviewed along with most recent blood and urlnq lead level results.

Effaction January 1, 1973, perplealble percentage ef lead would drop to 0.03$.

sole sales agent for basic silicate white lead, and CTP is willing '!

Proposes 06% Lead taw A oew bd Paint Ponc'img reven or jnd Con'3l 8 fl 'No 8H nUoduced in jam.ary 22 m rr*e Pennsyivja House >* aQ>ier!

For example, any man whose blood lead approaches 80 micrograms of lead per 100 grams of whole blood (or 100 milliliters,of volume).

i 'im t v HI Lead Industries Association, Inc.m llrtnw A<*M New Torn, N.

LIA14820 i 'im tv HI Lead Industries Association, Inc.m llrtnw A<*M New Torn, N.

I wonder also whether the brightness of the surface of lead foil is enhanced by alloying the lead.

Wright DATE August 23, 1972 CITY 1 eve land ANSWERING LETTER OF SUBJECT GLID-GUARD ALKYD INDUSTRIAL ENAMEL SPRED GLOSS LEAD FREE COLORS FOR Mr.

I wonder also whether the brightness of the surface of lead foil is enhanced by alloying the lead.

Carr R.J. 1Eckman Re Gawason Following the adaptation of the lead assay method of lead stabilizer of compounds (T.A.M, 4-3), analyses on 3805-D Black compounds have been per formed since April, 1973, Lots 8043296 and 8053299, manufactured in April and May, showed high average lead levels of 0.84% and 0.80% respec tively (Graph X-A attached).

As many manufacturers use lead and lead compounds

It appears from the initial survey (with but little statistical probing) that the tolerable level (when considered on the background of the lead Intake in food and Beverages) lies somewhere between 10 and 20 micrograms of lead (Pb) per cubic meter of air.

Lead Standard The lead standard reduces the permissible exposure of workers to 100 ug/m*3 1o2f lead TWA from.the previous level of 200 ug/m3.