1-Ethyl-4-ethynylbenzene Flame AAS Ionization Buffers 50% EQUILENIN AND EQUILIN TO

50% EQUILENIN AND EQUILIN TO PASS TEST TO PASS TEST ORDINARY IMPURITIES TO PASS TEST TO PASS TEST ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

003 HEAVY METALS (as Pb) 0

Test Specification Min Max WATER 30% EXPIRATION DATE

Test Specification Min Max APPEARANCE LIGHT YELLOW OIL LIGHT YELLOW OIL RETEST DATE

Test Specification Min Max THORIUM 995 - 1005 ppm 995 - 1005 ppm STANDARDIZED AGAINST NIST 3159 3159 EXPIRATION DATE

1-Ethyl-4-ethynylbenzene Flame AAS Ionization Buffers 50% EQUILENIN AND EQUILIN TO