Gluten Standard Solutions (VOC) 90% COLOR (APHA) 10 RESIDUE

90% COLOR (APHA) 10 RESIDUE AFTER EVAPORATION 5 ppm WATER 0

Test Specification Min Max ASSAY (CH[@3@]COOOH) APPROX

20% ARSENIC (As) 3 ppm ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IRON (Fe) 200 ppm CALCIUM (DRIED BASIS) 1

Test Specification Min Max ASSAY (HgO) 99

) 20 - 22% 20 - 22% ALUMINUM 20 ppt ANTIMONY (Sb) 10 ppt ARSENIC (As) 10 ppt BARIUM (Ba) 10 ppt BERYLLIUM (BE) 10 ppt BISMUTH 10 ppt CADMIUM (Cd) 10 ppt CALCIUM (Ca) 10 ppt CERIUM 10 ppt CESIUM 10 ppt CHROMIUM (Cr) 10 ppt COBALT (Co) 10 ppt COPPER (Cu) 10 ppt DYSPROSIUM 10 ppt ERBIUM 10 ppt EUROPIUM 10 ppt GADOLINIUM 10 ppt GALLIUM (Ga) 10 ppt GERMANIUM 10 ppt GOLD 10 ppt HAFNIUM AS REPORTED AS REPORTED HOLMIUM 10 ppt INDIUM 10 ppt IRON (Fe) 10 ppt LANTHANUM 10 ppt LEAD (Pb) 10 ppt LITHIUM 10 ppt LUTETIUM 10 ppt MAGNESIUM (Mg) 20 ppt MANGANESE (Mn) 10 ppt MOLYBDENUM (Mo) 10 ppt NEODYMIUM 10 ppt NICKEL (Ni) 10 ppt NIOBIUM 10 ppt PALLADIUM AS REPORTED AS REPORTED PLATINUM AS REPORTED AS REPORTED POTASSIUM (K) 10 ppt PRASEODYMIUM 10 ppt RHENIUM AS REPORTED AS REPORTED RHODIUM (Rh) 10 ppt RUBIDIUM (Rb) 10 ppt RUTHENIUM AS REPORTED AS REPORTED SAMARIUM 10 ppt SCANDIUM 10 ppt SELENIUM (Se) AS REPORTED AS REPORTED SILVER (Ag) 10 ppt SODIUM (Na) 20 ppt STRONTIUM (Sr) 10 ppt TELLURIUM 10 ppt TERBIUM 10 ppt THALLIUM (Tl) 10 ppt THORIUM 10 ppt THULIUM 10 ppt TIN (Sn) 10 ppt TITANIUM (Ti) 10 ppt TUNGSTEN 10 ppt URANIUM 10 ppt VANADIUM (V) 10 ppt YTTERBIUM 10 ppt YTTRIUM 10 ppt ZINC (Zn) 10 ppt ZIRCONIUM (ZR) 10 ppt EXPIRATION DATE MERCURY (Hg) 200 ppt

Gluten Standard Solutions (VOC) 90% COLOR (APHA) 10 RESIDUETest Specification Min Max APPEARANCE