Buffer Solution pH 11.00 Reference Standard size:1 LT Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE BEIGE POWDER BEIGE POWDER PARTICLE SIZE 40 - 60 MESH 40 - 60 MESH MICROBIAL LIMITS: TOTAL PLATE COUNT 5000/g YEAST AND MOLD 500/g COLIFORM 50/g ESCHERICHIA COLI NEGATIVE SALMONELLA NEGATIVE

548 nm APPROX

PROCEDURE 2 NEGATIVE NEGATIVE MICROBIAL LIMITS: TOTAL AEROBIC MICROBIAL COUNT (TAMC) 100 cfu/g TOTAL YEAST AND MOLD COUNT (TYMC) 50 cfu/g ACIDITY 0

Test Specification Min Max ANTIMONY (Sb) 995 - 1005 ppm 995 - 1005 ppm STANDARDIZED AGAINST NIST 3102 3102 EXPIRATION DATE

Buffer Solution pH 11.00 Reference Standard size:1 LT Test Specification Min Max APPEARANCETest Specification Min Max pH @ 25[dC 11. 00 + 0. 02 11. 00 + 0. 02 TRACEABLE TO NIST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE