Sodium Hydroxide 0.02 N (0.02 M) Solution in Methanol For Organic Acids APHA X-ray Crystallography 90% REFRACTIVE INDEX @ 20

90% REFRACTIVE INDEX @ 20

Test Specification Min Max PURITY 98%

& RELATED ELEMENTS TO PASS TEST TO PASS TEST ARSENIC (As) 2 ppm ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IRON (Fe) 10 ppm CLARITY AND COLOUR OF SOLUTION TO PASS TEST TO PASS TEST REDUCING SUBSTANCES TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST CERTIFIED HALAL EXPIRATION DATE MANUFACTURE DATE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

50% COLOR OF A 4% SOLUTION TO PASS TEST TO PASS TEST COMPLETENESS OF SOLUTION TO PASS TEST TO PASS TEST SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST pH OF 3

Test Specification Min Max ACTIVITY 2

Sodium Hydroxide 0.02 N (0.02 M) Solution in Methanol For Organic Acids APHA X-ray Crystallography 90% REFRACTIVE INDEX @ 20Test Specification Min Max ASSAY (NaOH) 0. 0198 0. 0202N APPEARANCE EXPIRATION DATE DATE OF MANUFACTURE