Sodium Hydroxide Solution 0.1N cGMP Grade size:200 LT Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE @ 25� C OFF-WHITE SOLID OFF-WHITE SOLID SAPONIFICATION NUMBER 40 - 50 40 - 50 HYDROXYL VALUE 50 - 70 50 - 70 MOISTURE (KF) 2% ACID VALUE 1

50% TOTAL IMPURITIES 1

Test Specification Min Max APPEARANCE Colorless crysta Colorless crysta ASSAY (CsCl) 99% COLOR (10% SOLUTION

Test Specification Min Max FDA LOT NUMBER DYE CONTENT HEAVY METAL: ARSENIC (As) TO PASS TEST TO PASS TEST LEAD (Pb) TO PASS TEST TO PASS TEST MERCURY (Hg) TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE

Test Specification Min Max ABSORPTION MAX 579 (371) nm 579 (371) nm VISUAL TRANSITION INTERVALS pH 1

Sodium Hydroxide Solution 0.1N cGMP Grade size:200 LT Test Specification Min Max APPEARANCE