Glycolic Acid 70 Percent High Purity Anthraquinones 10% WATER-INSOLUBLE MATTER 0

10% WATER-INSOLUBLE MATTER 0

Test Specification Min Max MAGNESIUM (Mg) 17 19

Test Specification Min Max RESIDUE ON IGNITION (as TiO[@2@]) 28 34

01% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED RELATED IMPURITIES TO PASS TEST IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

Test Specification Min Max ASSAY (C[@7@]H[@7@]NO[@2@]

Glycolic Acid 70 Percent High Purity Anthraquinones 10% WATER-INSOLUBLE MATTER 0Test Specification Min Max TOTAL ACID (as C[@2@]H[@4@]O[@3@]) 70 72. 00% WATER APPROX. 30 % APPROX. 30 % HEAVY METALS (as Pb) 0. 00% FORMIC ACID 1% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE