Buffer Solution pH 7.00 +/- 0.01 @ 25 DEG C Reference Standard size:500 ML 01% SUBSTANCES DARKENED BY (H[@2@]SO[@4@])

01% SUBSTANCES DARKENED BY (H[@2@]SO[@4@]) TO PASS TEST TO PASS TEST HYDROLYZABLE SUBSTANCES TO PASS TEST TO PASS TEST

Test Specification Min Max APPEARANCE Reddish amber to Reddish amber to REFRACTIVE INDEX (@ 20�C) 1

Test Specification Min Max ASSAY (C[@6@]H[@8@]O[@7@][-H[@2@]O) 99

20% 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

00% LOSS ON IGNITION 1

Buffer Solution pH 7.00 +/- 0.01 @ 25 DEG C Reference Standard size:500 ML 01% SUBSTANCES DARKENED BY (H[@2@]SO[@4@])Test Specification Min Max pH @ 25[dC 7. 00 + 0. 01 7. 00 + 0. 01 STANDARDIZED AGAINST NIST EXPIRATION DATE