Terephthaloyl Chloride Halopyridines 0 % COLOR (APHA) 10

0 % COLOR (APHA) 10 CHLORIDE (Cl) 100 ppb NITRATE (NO[@3@]) 200 ppb PHOSPHATE (PO[@4@]) 500 ppb ARSENIC AND ANTIMONY (as AS) 5 ppb Aluminum (Al) 200 ppb BORON (B) 10 ppb CALCIUM (Ca) 300 ppb CHROMIUM (Cr) 200 ppb COPPER (Cu) 100 ppb GOLD (Au) 300 ppb IRON (Fe) 200 ppb LEAD (Pb) 300 ppb MAGNESIUM (Mg) 300 ppb MANGANESE (Mn) 200 ppb NICKEL (Ni) 100 ppb POTASSIUM (K) 300 ppb SODIUM (Na) 300 ppb TIN (Sn) 200 ppb TITANIUM (Ti) 300 ppb ZINC (Zn) 200 ppb PARTICLE COUNT (>/=1

145 @ 480 nm 0

2 FORMALDEHYDE (HCHO) 38 - 42 g/L 38 - 42 g/L TRACEABLE TO NIST EXPIRATION DATE

3 ppm IRON (Fe) 0

50% RESIDUE ON IGNITION 30% HEAVY METALS 10 ppm EXPIRATION DATE

Terephthaloyl Chloride Halopyridines 0 % COLOR (APHA) 10Test Specification Min Max ASSAY APPROX. 98 % APPROX. 98 %