ICP Instrument Check Standard Solution II NO Synthase Inhibitors 57 ACIDITY TO PASS TEST

57 ACIDITY TO PASS TEST ALDEHYDE 0

Test Specification Min Max THULIUM 995 - 1005 ppm 995 - 1005 ppm STANDARDIZED AGAINST NIST 3160 3160 EXPIRATION DATE

Test Specification Min Max ASSAY (HBF[@4@]) 48 - 50 % 48 - 50 % FREE BORIC ACID (H[@3@]BO[@3@]) 0

00% MELTING POINT WITHIN 2

Test Specification Min Max APPEARANCE YELLOW POWDER YELLOW POWDER PARTICLE SIZE 40- 80 MESH 40- 80 MESH MOISTURE 8% MICROBIAL LIMITS: ESCHERICHIA COLI NONE DETECTED NONE DETECTED SALMONELLA NONE DETECTED NONE DETECTED

ICP Instrument Check Standard Solution II NO Synthase Inhibitors 57 ACIDITY TO PASS TESTTest Specification Min Max BARIUM (Ba) 50 ppm BERYLLIUM (Be) 20 ppm LANTHANUM (La) 20 ppm MANGANESE (Mn) 20 ppm NICKEL (Ni) 20 ppm SCANDIUM (Sc) 20 ppm ZINC (Zn) 20 ppm EXPIRATION DATE