44'-Bis(4455-tetramethyl-132-dioxaborolan-2-yl)biphenyl size:5 GM 00% MELTING RANGE 105� 107�C

00% MELTING RANGE 105� 107�C LOSS ON DRYING (OVER SILICA) 0

05% IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

Test Specification Min Max ASSAY (w/w) 32 35% ALUMINUM 20 ppt ANTIMONY (Sb) 20 ppt ARSENIC (As) 50 ppt BARIUM 10 ppt BERYLLIUM (BE) 10 ppt BISMUTH 10 ppt BORON 100 ppt CADMIUM (Cd) 10 ppt CALCIUM (Ca) 20 ppt CERIUM 10 ppt CESIUM 10 ppt CHROMIUM (Cr) 10 ppt COBALT (Co) 10 ppt COPPER (Cu) 20 ppt DYSPROSIUM 1 ppt ERBIUM 1 ppt EUROPIUM 1 ppt GADOLINIUM 1 ppt GALLIUM (Ga) 10 ppt GOLD 100 ppt HAFNIUM 10 ppt HOLMIUM 1 ppt INDIUM 1 ppt IRON 20 ppt LANTHANUM 1 ppt LEAD (Pb) 10 ppt LITHIUM 10 ppt LUTETIUM 10 ppt MAGNESIUM (Mg) 10 ppt MANGANESE (Mn) 10 ppt MERCURY 50 ppt MOLYBDENUM (Mo) 10 ppt NEODYMIUM 1 ppt NICKEL (Ni) 20 ppt NIOBIUM 1 ppt PALLADIUM AS REPORTED AS REPORTED PLATINUM AS REPORTED AS REPORTED POTASSIUM 10 ppt PRASEODYMIUM 1 ppt RHENIUM 10 ppt RHODIUM (Rh) 10 ppt RUBIDIUM (Rb) 10 ppt RUTHENIUM 10 ppt SAMARIUM 1 ppt SCANDIUM 10 ppt SELENIUM (Se) AS REPORTED AS REPORTED SILVER 10 ppt SODIUM (Na) 10 ppt STRONTIUM (Sr) 10 ppt TANTALUM AS REPORTED AS REPORTED TELLURIUM 1 ppt TERBIUM 1 ppt THALLIUM (Tl) 10 ppt THORIUM 1 ppt THULIUM 1 ppt TIN (Sn) 20 ppt TITANIUM (Ti) 10 ppt TUNGSTEN 10 ppt URANIUM 1 ppt VANADIUM 10 ppt YTTERBIUM 1 ppt YTTRIUM 1 ppt ZINC (Zn) 20 ppt ZIRCONIUM 10 ppt EXPIRATION DATE

Test Specification Min Max APPEARANCE YELLOW TO BROWNI YELLOW TO BROWNI

00% TITRABLE ACID 0

44'-Bis(4455-tetramethyl-132-dioxaborolan-2-yl)biphenyl size:5 GM 00% MELTING RANGE 105� 107�C