alpha-Methylene-gamma-butyrolactone (stabilized with 26-Di-tert-butyl-p-cresol) Reagents for Staining and Others Test Specification Min Max ASSAY

Test Specification Min Max ASSAY 91 - 95 % 91 - 95 % ARSENIC (As) 3 mg/kg CHLORIDE (Cl) 0

Test Specification Min Max APPEARANCE @ 25 Degrees C YELLOW LIQUID YELLOW LIQUID SAPONIFICATION VALUE 92 - 102 92 - 102 pH (5% IN WATER) 05-Jul 05-Jul ACID VALUE 10 COLOR (GARDNER) 5 MOISTURE 1

2% TRACEABLE TO NIST EXPIRATION DATE

00% ARSENIC (As) 1 ppb CHLORIDE (Cl) 100 ppb HEAVY METALS (as Pb) 10 ppb IRON (Fe) 10 ppb RESIDUE AFTER IGNITION 100 ppb SULFATES (SO[@4@]) 100 ppb

00% SPECIFIC ROTATION @25 C -43

alpha-Methylene-gamma-butyrolactone (stabilized with 26-Di-tert-butyl-p-cresol) Reagents for Staining and Others Test Specification Min Max ASSAY