2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole N-Heterocyclic Carbene Ligands & Precursor 5 % HEAVY METALS 20

5 % HEAVY METALS 20 ppm ARSENIC (As) 1

& RELATED ELEMENTS TO PASS TEST TO PASS TEST ARSENIC (As) 2 ppm ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IRON (Fe) 10 ppm CLARITY AND COLOUR OF SOLUTION TO PASS TEST TO PASS TEST REDUCING SUBSTANCES TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST CERTIFIED HALAL EXPIRATION DATE MANUFACTURE DATE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

0 % AMMONIUM (NH[@4@]) 0

50% COLOR (APHA) 10 RESIDUE AFTER EVAPORATION 0

Test Specification Min Max ASSAY (CH[@3@]CSNH[@2@]) 99

2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole N-Heterocyclic Carbene Ligands & Precursor 5 % HEAVY METALS 20