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STANDARD MEASURE Chrome Yellow 77% Lead Chromate a 23% Lead Sulphate Th e Sh er w in -Wil l iams Co .

Kehoe was of the opinion that the amount of lead on apples before being washed, (which is 6 to 10 times tho tolerance) should be dangerous to public health if it were straight lead.

Johnstone Bawaond Lead Probata.

NOTIFY YOUR LEAD OPERATOR OF THE SITUATION.

White lead came with the purchase of the Euston Lead Co. at Scranton, Pennsylvania, and red lead with the purchase of the Metals Refining Co. at Hammond, Ind.

OUR GUARANTEE, $1000, Strictly Pure White Lead IS EQUAL TO ANY BRAND OF PURE LEAD MANUFACTURED.

Thai f aorid te as te final one. fie tfa wthh ays finy fare re lead hazard.

Count Lead Cone.

LIA08029 iwir'^-iirii^aateM^ia iftnminri, LEAD INDUSTRIES ASSOCIATION rom tr. m

{,i -* where conventional lead shi in Meet4 to mi potuM* r <tMe in empley At c Imm cf lead--aheef, slab, bncft. etc.

\ i I i f V HEP0R2 Oil OTO' 8 PATOBT v tISZ LEAD PROCESS, OKR' E PATSHT TCI tVS LEAD PROCESS COCTStSVS OP?

Both contain nothing but jure ^blt- lead rluo the noeosoory linseed oil, thinner and drier.

Carter White Lead Co

Lead in Blood and Urine ................................................................................... 102 Colorimetric Method for Free Silica .................................................................. 106 Antimony in Urine .............................................................................................. 107 Nitrogen Dioxide in Air ..................................................................................... 108 Free Silica (Quartz, Cristobalite, Tridymite) in Atmospheric Dust ................ 109 Quartz in Coal Dust by Infrared Spectroscopy ................................................ 110 Carbon Monoxide in Air ..................................................................................... 112 Carbon Monoxide in Blood ................................................................................. 113 Fluoride in Urine ................................................................................................ 114 Chloride in Air .................................................................................................... 115 Cyanide in Air .................................................................................................... 116 Fluoride and Hydrogen Fluoride in Air ............................................................ 117 Acrolein in Air .................................................................................................... 118 Beryllium in Air ................................................................................................- 121 Selenium in Urine ..................... 124 Formaldehyde in Air ............................................................................................ 125 Hydrogen Sulfide in Air ..................................................................................... 126 Organic Solvents in Air ..................................................................................... 127 Arsenic in Urine and Air ................................................................................... 139 Arsenic in Urine and Air..................................................................................... 140 2,4-Toluenediisocyanate (TDI) in Air .............................................................. 141 p.p-Diphenylmethanediisocyanate (MDI) in Air ................................................ 142 Mercury in Urine .................................................................................................. 145 Sulfur Dioxide in Air............................................................................................ 146 Total Particulate Chromium in Air.................................................................... 152 Ozone in Air ........................................................................................................ 153 Ozone in Air ........................................................................................................ 154 Parathion in Air .................................................................................................... 158 Oil Mist in Air...................................................................................................... 159 Sulfur Dioxide in Air .......................................................................................... 160 Sulfur Dioxide in Air .......................................................................................... 163 Mercury in Urine .............................................. 165 Mercury in Blood .................................................................................................. 167 Aromatic Amines in Air ..................................................................................... 168 Chromic Acid Mist in Air ................................................................................. 169 General Procedure for Metals ...................... 173 Mercury in Air .................................................................................................... 175 Tin in Atmospheric Particulate Matter and Biologic Materials ...................... 176 Gallium in Air ...................... 177 Vinyl Chloride in Air............................................................................................ 178 Carbon Disulfide in Air....................................................................................... 179 Arsenic in Air .................................................................................................... 180 ix VVC 000008974 Selenium in Air .................................................................................................... 181 Chromium in Air .................................................................................................. 182 Polynuclear Aromatic Compounds in Air .......................................................... 183 Polynuclear Aromatic Hydrocarbons in Air ...................................................... 184 Benzo(a)pyrene in Air.......................................................................................... 186 Sulfuric Acid Mist in Air ................................................................................... 187 Arsenic in Air ...................................................................................................... 188 Antimony in Air .................................................................................................. 189 Indium in Air ........................................................................................................ 190 Lead and Cadmium in Air ................................................................................. 191 Arsenic in Blood .................................................................................................. 192 Antimony in Blood .............................................................................................. 193 Indium in Blood .................................................................................................. 194 Lead in Blood .................................................................................................... 195 Arsenic in Urine .................................................................................................. 196 Antimony in Urine .............................................................................................. 197 Gallium in Urine .................................................................................................. 198 Indium in Urine .................................................................................................... 199 Lead in Urine ...................................................................................................... 200 Methyl Chloride in Air.......................................................................................... 201 Acrylonitrile in Air .............................................................................................. 202 Nitroglycerin and Ethylene Glycol Dinitrate (Nitroglycol) in Air .................... 203 Sulfur Dioxide in Air ........................................................................................... 204 Ammonia in Air.................................................................................................... 205 Total Particulate Aromatic Hydrocarbons (TPAH) in Air .............................. 206 Lead in Blood and Urine ................................................................................... 208 Free Chlorine in Air ....... 209 Acrolein in Air...................................................................................................... 211 Gaseous and Particulate Fluorides in Air............................................................ 212 Bis(chloromethyl) Ether in Air ........................................................................... 213 Lead , in Air or Blood ......................................................................................... 214 Inorganic Phosphate in Urine............................................................................... 215 Phosphoric Acid in Air ............................................................................. 216 Benzene-Soluble Compounds in Air .................................................................. 217 Phosgene in Air ........................................................................................... 219 Chloromethyl Methyl Ether and Bis(chloromethyl) Ether in Air .................. 220 Aliphatic Amines in Air .......... 221 Zinc Oxide in Air ....................................... 222 Cadmium in Blood .............................................................................................. 223 Cadmium in Urine ................................................................................................ 224 Kepone in Air......