Methyl Alcohol Exceeds A.C.S. Specifications HPLC Grade Si-X (F 0 % LEAD (Pb) 0

0 % LEAD (Pb) 0

METHANOL) +21� to +24� +21� to +24� LEAD (Pb) 2 mg/kg LOSS ON DRYING 2% RESIDUE ON IGNITION 0

3H[@2@]O) 98% EXPIRATION DATE

81 REFRACTIVE INDEX @ 20[dC 1

79 ALCOHOL DETERMINATION (C[@2@]H[@5@]OH) 21 25

Methyl Alcohol Exceeds A.C.S. Specifications HPLC Grade Si-X (F 0 % LEAD (Pb) 0Test Specification Min Max ASSAY (by GC) 99. 90% APPEARANCE TO PASS TEST TO PASS TEST SOLUBILITY IN WATER TO PASS TEST TO PASS TEST ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) @ 205 nm 1 @ 210 nm 0. 8 @ 220 nm 0. 25 @ 230 nm 0. 12 @ 240 nm 0. 05 @ 254 nm 0. 01 @ 280 400 nm 0. 005 COLOR (APHA) 10 RESIDUE AFTER EVAPORATION 2 ppm TITRABLE ACID 0. 0003 m TITRABLE BASE 0. 0002 m SUBSTANCES DARKENED BY SULFURIC ACID TO PASS TEST TO PASS TEST SUBSTANCES