Methylene Chloride Meets or Exceeds A.C.S. Specifications SpectroSolv (TM) Classes of Metal Compounds Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE pH @ 25�C 12

00% FREE CHLORINE (Cl) TO PASS TEST READILY CARBONIZABLE SUBSTANCES TO PASS TEST CHLORINATED DECOMPOSITION PRODUCTS & Cl[@2@] TO PASS TEST ACID AND PHOSGENE TO PASS TEST ALDEHYDE AND KETONE TO PASS TEST

10% ELEMENTAL IMPURITIES AS REPORTED MALEIC ACID 0

00% TOTAL MICROBIAL COUNT 3000/gm YEAST AND MOLD 100/gm COLIFORM Negative

01% HEAVY METALS (by ICP-OES) 5 ppm IRON (Fe) 0

Methylene Chloride Meets or Exceeds A.C.S. Specifications SpectroSolv (TM) Classes of Metal Compounds Test Specification Min Max APPEARANCETest Specification Min Max ASSAY (by GC) 99. 50% APPEARANCE CLEAR CLEAR COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION 2 ppm TITRABLE ACID 0. 3 ueq g FREE HALOGENS TO PASS TEST TO PASS TEST WATER 0. 02% RETEST DATE