Ammonium Sulfate BiotechGrade Phthalonitriles (Building Blocks for Phthalocyanines) /td> CHROMATOGRAPHIC PURITY TO PASS

/td> CHROMATOGRAPHIC PURITY TO PASS TEST LOSS ON DRYING 1

10% BUTYL PROPIONATE 0

90% APPEARANCE CLEAR CLEAR COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs

00% MALEIC ACID 0

LEAD 2 mg/kg LOSS ON DRYING 0

Ammonium Sulfate BiotechGrade Phthalonitriles (Building Blocks for Phthalocyanines) /td> CHROMATOGRAPHIC PURITY TO PASSTest Specification Min Max APPEARANCE White, crystalli White, crystalli ASSAY [(NH[@4@])[@2@]SO[@4@]] 99. 00% pH OF A 5% SOLUTION @ 25[dC 5. 0 6. 0 5. 0 6. 0 SOLUBILITY (10g in 50ml) Clear, Colorless Clear, Colorless INSOLUBLE MATTER 0. 01% RESIDUE AFTER IGNITION 0. 01% CHLORIDE (Cl) 5 ppm NITRATE (NO[@3@]) 0. 00% PHOSPHATE (PO[@4@]) 5 ppm COPPER (Cu) 5 ppm HEAVY METALS (as Pb) 5 ppm IRON (Fe) 5 ppm ZINC (Zn) 5 ppm ENDOTOXIN BY LAL AS REPORTED AS