35-Dimethyl-4-hydroxybenzaldehyde size:5 GM 50% ALKALINITY TO PASS TEST

50% ALKALINITY TO PASS TEST WATER DETERMINATION 1

90% SULFATE 50 ppm ALUMINUM 25 ppm BARIUM 50 ppm CALCIUM (Ca) 15 ppm CHROMIUM (Cr) 10 ppm IRON (Fe) 10 ppm LITHIUM 5 ppm MAGNESIUM (Mg) 10 ppm POTASSIUM (K) 5 ppm RUBIDIUM (Rb) 250 ppm SODIUM (Na) 20 ppm

00% SPECIFIC ROTATION (20�C) -94� to -102� -94� to -102� CRYSTALLINITY TO PASS TEST TO PASS TEST pH 8 10 WATER DETERMINATION 2

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

00% MELTING RANGE 147� 150�C SPECIFIC ROTATION -34� to -38� -34� to -38� SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST ACIDITY TO PASS TEST TO PASS TEST LOSS ON DRYING 0

35-Dimethyl-4-hydroxybenzaldehyde size:5 GM 50% ALKALINITY TO PASS TEST